1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/AcornElectron.dcm Wed Jan 26 22:13:42 2022 +0100
1.3 @@ -0,0 +1,3 @@
1.4 +EESchema-DOCLIB Version 2.0
1.5 +#
1.6 +#End Doc Library
2.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
2.2 +++ b/AcornElectron.lib Wed Jan 26 22:13:42 2022 +0100
2.3 @@ -0,0 +1,210 @@
2.4 +EESchema-LIBRARY Version 2.4
2.5 +#encoding utf-8
2.6 +#
2.7 +# 6502A
2.8 +#
2.9 +DEF 6502A U 0 40 Y Y 1 F N
2.10 +F0 "U" 0 1400 50 H V C CNN
2.11 +F1 "6502A" 0 1300 50 H V C CNN
2.12 +F2 "" 0 0 50 H I C CNN
2.13 +F3 "" 0 0 50 H I C CNN
2.14 +DRAW
2.15 +S -400 1200 400 -1150 0 1 0 f
2.16 +X VSS 1 -100 -1250 100 U 50 50 1 1 W
2.17 +X A1 10 -500 850 100 R 50 50 1 1 I
2.18 +X A2 11 -500 750 100 R 50 50 1 1 I
2.19 +X A3 12 -500 650 100 R 50 50 1 1 I
2.20 +X A4 13 -500 550 100 R 50 50 1 1 I
2.21 +X A5 14 -500 450 100 R 50 50 1 1 I
2.22 +X A6 15 -500 350 100 R 50 50 1 1 I
2.23 +X A7 16 -500 250 100 R 50 50 1 1 I
2.24 +X A8 17 -500 150 100 R 50 50 1 1 I
2.25 +X A9 18 -500 50 100 R 50 50 1 1 I
2.26 +X A10 19 -500 -50 100 R 50 50 1 1 I
2.27 +X RDY 2 500 -650 100 L 50 50 1 1 I
2.28 +X A11 20 -500 -150 100 R 50 50 1 1 I
2.29 +X VSS 21 100 -1250 100 U 50 50 1 1 W
2.30 +X A12 22 -500 -250 100 R 50 50 1 1 I
2.31 +X A13 23 -500 -350 100 R 50 50 1 1 I
2.32 +X A14 24 -500 -450 100 R 50 50 1 1 I
2.33 +X A15 25 -500 -550 100 R 50 50 1 1 I
2.34 +X D7 26 500 150 100 L 50 50 1 1 B
2.35 +X D6 27 500 250 100 L 50 50 1 1 B
2.36 +X D5 28 500 350 100 L 50 50 1 1 B
2.37 +X D4 29 500 450 100 L 50 50 1 1 B
2.38 +X PHI1_OUT 3 -500 -850 100 R 50 50 1 1 O
2.39 +X D3 30 500 550 100 L 50 50 1 1 B
2.40 +X D2 31 500 650 100 L 50 50 1 1 B
2.41 +X D1 32 500 750 100 L 50 50 1 1 B
2.42 +X D0 33 500 850 100 L 50 50 1 1 B
2.43 +X R/~W 34 500 -250 100 L 50 50 1 1 O
2.44 +X PHI1_IN 37 500 -850 100 L 50 50 1 1 I
2.45 +X ~SO 38 500 -450 100 L 50 50 1 1 I
2.46 +X PHI2_OUT 39 -500 -750 100 R 50 50 1 1 O
2.47 +X ~IRQ 4 500 -150 100 L 50 50 1 1 I
2.48 +X ~RES 40 300 1300 100 D 50 50 1 1 I
2.49 +X ~NMI 6 500 -50 100 L 50 50 1 1 I
2.50 +X SYNC 7 500 -550 100 L 50 50 1 1 O
2.51 +X VCC 8 -200 1300 100 D 50 50 1 1 W
2.52 +X A0 9 -500 950 100 R 50 50 1 1 I
2.53 +ENDDRAW
2.54 +ENDDEF
2.55 +#
2.56 +# Expansion
2.57 +#
2.58 +DEF Expansion U 0 40 Y Y 1 F N
2.59 +F0 "U" 0 1900 50 H V C CNN
2.60 +F1 "Expansion" 0 1800 50 H V C CNN
2.61 +F2 "" 200 0 50 H I C CNN
2.62 +F3 "" 200 0 50 H I C CNN
2.63 +DRAW
2.64 +S -300 1700 300 -3300 0 1 0 f
2.65 +X 18VAC 1 400 1650 100 L 50 50 1 1 W
2.66 +X 5V 10 400 750 100 L 50 50 1 1 W
2.67 +X SOUND_O/P 11 400 650 100 L 50 50 1 1 I
2.68 +X 16_MHz 12 400 550 100 L 50 50 1 1 I
2.69 +X CLOCK/13_IN 13 400 450 100 L 50 50 1 1 I
2.70 +X PHI_OUT 14 400 350 100 L 50 50 1 1 I
2.71 +X ~RST 15 400 250 100 L 50 50 1 1 I
2.72 +X ~NMI 16 400 150 100 L 50 50 1 1 O
2.73 +X ~IRQ 17 400 50 100 L 50 50 1 1 O
2.74 +X R/~W 18 400 -50 100 L 50 50 1 1 I
2.75 +X D7 19 400 -150 100 L 50 50 1 1 B
2.76 +X 18VAC 2 400 1550 100 L 50 50 1 1 W
2.77 +X D6 20 400 -250 100 L 50 50 1 1 B
2.78 +X D5 21 400 -350 100 L 50 50 1 1 B
2.79 +X D4 22 400 -450 100 L 50 50 1 1 B
2.80 +X D3 23 400 -550 100 L 50 50 1 1 B
2.81 +X D2 24 400 -650 100 L 50 50 1 1 B
2.82 +X D1 25 400 -750 100 L 50 50 1 1 B
2.83 +X D0 26 400 -850 100 L 50 50 1 1 B
2.84 +X RDY 27 400 -950 100 L 50 50 1 1 O
2.85 +X NC 28 400 -1050 100 L 50 50 1 1 N
2.86 +X AC_RETURN 3 400 1450 100 L 50 50 1 1 W
2.87 +X A15 31 400 -1350 100 L 50 50 1 1 I
2.88 +X A14 32 400 -1450 100 L 50 50 1 1 I
2.89 +X A13 33 400 -1550 100 L 50 50 1 1 I
2.90 +X A12 34 400 -1650 100 L 50 50 1 1 I
2.91 +X A11 35 400 -1750 100 L 50 50 1 1 I
2.92 +X A10 36 400 -1850 100 L 50 50 1 1 I
2.93 +X A9 37 400 -1950 100 L 50 50 1 1 I
2.94 +X A0 38 400 -2050 100 L 50 50 1 1 I
2.95 +X A1 39 400 -2150 100 L 50 50 1 1 I
2.96 +X AC_RETURN 4 400 1350 100 L 50 50 1 1 W
2.97 +X A2 40 400 -2250 100 L 50 50 1 1 I
2.98 +X A3 41 400 -2350 100 L 50 50 1 1 I
2.99 +X A4 42 400 -2450 100 L 50 50 1 1 I
2.100 +X A5 43 400 -2550 100 L 50 50 1 1 I
2.101 +X A6 44 400 -2650 100 L 50 50 1 1 I
2.102 +X A7 45 400 -2750 100 L 50 50 1 1 I
2.103 +X A8 46 400 -2850 100 L 50 50 1 1 I
2.104 +X 0V 47 400 -2950 100 L 50 50 1 1 W
2.105 +X 0V 48 400 -3050 100 L 50 50 1 1 W
2.106 +X 5V 49 400 -3150 100 L 50 50 1 1 W
2.107 +X -5V 5 400 1250 100 L 50 50 1 1 W
2.108 +X 5V 50 400 -3250 100 L 50 50 1 1 W
2.109 +X -5V 6 400 1150 100 L 50 50 1 1 W
2.110 +X 0V 7 400 1050 100 L 50 50 1 1 W
2.111 +X 0V 8 400 950 100 L 50 50 1 1 W
2.112 +X 5V 9 400 850 100 L 50 50 1 1 W
2.113 +ENDDRAW
2.114 +ENDDEF
2.115 +#
2.116 +# ULA12C021
2.117 +#
2.118 +DEF ULA12C021 U 0 40 Y Y 1 F N
2.119 +F0 "U" 0 2700 50 H V C CNN
2.120 +F1 "ULA12C021" 0 2600 50 H V C CNN
2.121 +F2 "" 0 0 50 H I C CNN
2.122 +F3 "" 0 0 50 H I C CNN
2.123 +DRAW
2.124 +S -1300 2450 1200 -2550 0 1 0 f
2.125 +X A1 1 -1400 100 100 R 50 50 1 1 O
2.126 +X A14 10 -1400 -1200 100 R 50 50 1 1 O
2.127 +X RA4 11 -1400 1300 100 R 50 50 1 1 O
2.128 +X A2 12 -1400 0 100 R 50 50 1 1 O
2.129 +X A12 13 -1400 -1000 100 R 50 50 1 1 O
2.130 +X A13 14 -1400 -1100 100 R 50 50 1 1 O
2.131 +X A7 15 -1400 -500 100 R 50 50 1 1 O
2.132 +X RA3 16 -1400 1400 100 R 50 50 1 1 O
2.133 +X A6 17 -1400 -400 100 R 50 50 1 1 O
2.134 +X RA2 18 -1400 1500 100 R 50 50 1 1 O
2.135 +X RA1 19 -1400 1600 100 R 50 50 1 1 O
2.136 +X A8 2 -1400 -600 100 R 50 50 1 1 O
2.137 +X A5 20 -1400 -300 100 R 50 50 1 1 O
2.138 +X A4 21 -1400 -200 100 R 50 50 1 1 O
2.139 +X RA0 22 -1400 1700 100 R 50 50 1 1 O
2.140 +X A11 23 -1400 -900 100 R 50 50 1 1 O
2.141 +X A3 24 -1400 -100 100 R 50 50 1 1 O
2.142 +X A10 25 -1400 -800 100 R 50 50 1 1 O
2.143 +X A9 26 -1400 -700 100 R 50 50 1 1 O
2.144 +X KBD0 27 -1400 900 100 R 50 50 1 1 I
2.145 +X KBD1 28 -1400 800 100 R 50 50 1 1 I
2.146 +X ~WE 29 -1400 2000 100 R 50 50 1 1 O
2.147 +X RED 3 1300 -2200 100 L 50 50 1 1 O
2.148 +X ~IRQ 30 -1400 -2400 100 R 50 50 1 1 O
2.149 +X KBD2 31 -1400 700 100 R 50 50 1 1 I
2.150 +X KBD3 32 -1400 600 100 R 50 50 1 1 I
2.151 +X PD0 33 -1400 -1400 100 R 50 50 1 1 B
2.152 +X RAM0 34 -1400 2400 100 R 50 50 1 1 B
2.153 +X PD1 35 -1400 -1500 100 R 50 50 1 1 B
2.154 +X PD2 36 -1400 -1600 100 R 50 50 1 1 B
2.155 +X RAM1 37 -1400 2300 100 R 50 50 1 1 B
2.156 +X PD3 38 -1400 -1700 100 R 50 50 1 1 B
2.157 +X PD4 39 -1400 -1800 100 R 50 50 1 1 B
2.158 +X GREEN 4 1300 -2000 100 L 50 50 1 1 O
2.159 +X RAM2 40 -1400 2200 100 R 50 50 1 1 B
2.160 +X PD5 41 -1400 -1900 100 R 50 50 1 1 B
2.161 +X PD6 42 -1400 -2000 100 R 50 50 1 1 B
2.162 +X VCC2 43 -300 2550 100 D 50 50 1 1 W
2.163 +X RAM3 44 -1400 2100 100 R 50 50 1 1 B
2.164 +X PD7 45 -1400 -2100 100 R 50 50 1 1 B
2.165 +X R/~W 46 -1400 -2500 100 R 50 50 1 1 I
2.166 +X CAS_RO 47 1300 1800 100 L 50 50 1 1 B
2.167 +X VCC1 48 -700 2550 100 D 50 50 1 1 W
2.168 +X CLOCK_IN 49 300 -2650 100 U 50 50 1 1 I
2.169 +X A0 5 -1400 200 100 R 50 50 1 1 O
2.170 +X CAS_OUT 50 1300 2300 100 L 50 50 1 1 O
2.171 +X GND 51 -300 -2650 100 U 50 50 1 1 W
2.172 +X ~RAS 52 -1400 1900 100 R 50 50 1 1 O
2.173 +X ~CAS 53 -1400 1800 100 R 50 50 1 1 O
2.174 +X ~POR 54 1300 -1200 100 L 50 50 1 1 I
2.175 +X CLOCK/13_IN 55 -700 -2650 100 U 50 50 1 1 I
2.176 +X A15 56 -1400 -1300 100 R 50 50 1 1 O
2.177 +X NMI 57 -1400 -2200 100 R 50 50 1 1 I
2.178 +X ~RST 58 -1400 400 100 R 50 50 1 1 O
2.179 +X CAS_IN 59 1300 500 100 L 50 50 1 1 I
2.180 +X RA7 6 -1400 1000 100 R 50 50 1 1 O
2.181 +X PHI_OUT 60 -1400 -2300 100 R 50 50 1 1 O
2.182 +X ROM 61 -1400 300 100 R 50 50 1 1 O
2.183 +X SOUND_O/P 62 1300 -600 100 L 50 50 1 1 O
2.184 +X CAPS_LOCK 63 -1400 500 100 R 50 50 1 1 O
2.185 +X CAS_MO 64 1300 1500 100 L 50 50 1 1 O
2.186 +X ~CSYNC 65 1300 -1600 100 L 50 50 1 1 O
2.187 +X BLUE 66 1300 -1800 100 L 50 50 1 1 O
2.188 +X ~HS 67 500 -2650 100 U 50 50 1 1 O
2.189 +X GND 68 -500 -2650 100 U 50 50 1 1 W
2.190 +X RA6 7 -1400 1100 100 R 50 50 1 1 O
2.191 +X RA5 8 -1400 1200 100 R 50 50 1 1 O
2.192 +X VCC2 9 -500 2550 100 D 50 50 1 1 W
2.193 +ENDDRAW
2.194 +ENDDEF
2.195 +#
2.196 +# UM1233-E36
2.197 +#
2.198 +DEF UM1233-E36 U 0 40 Y Y 1 F N
2.199 +F0 "U" 550 -100 50 H V C CNN
2.200 +F1 "UM1233-E36" 550 -200 50 H V C CNN
2.201 +F2 "" 0 200 50 H I C CNN
2.202 +F3 "" 0 200 50 H I C CNN
2.203 +DRAW
2.204 +S -250 350 250 -350 0 1 0 N
2.205 +S 250 300 400 150 0 1 0 N
2.206 +X VCC 1 0 450 100 D 50 50 1 1 W
2.207 +X VIDEO 2 -350 50 100 R 50 50 1 1 I
2.208 +X CH_SEL 3 -350 -50 100 R 50 50 1 1 I
2.209 +X GND 4 0 -450 100 U 50 50 1 1 W
2.210 +ENDDRAW
2.211 +ENDDEF
2.212 +#
2.213 +#End Library
3.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
3.2 +++ b/AcornElectronMainboard.kicad_pcb Wed Jan 26 22:13:42 2022 +0100
3.3 @@ -0,0 +1,1 @@
3.4 +(kicad_pcb (version 4) (host kicad "dummy file") )
4.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
4.2 +++ b/AcornElectronMainboard.pro Wed Jan 26 22:13:42 2022 +0100
4.3 @@ -0,0 +1,33 @@
4.4 +update=22/05/2015 07:44:53
4.5 +version=1
4.6 +last_client=kicad
4.7 +[general]
4.8 +version=1
4.9 +RootSch=
4.10 +BoardNm=
4.11 +[pcbnew]
4.12 +version=1
4.13 +LastNetListRead=
4.14 +UseCmpFile=1
4.15 +PadDrill=0.600000000000
4.16 +PadDrillOvalY=0.600000000000
4.17 +PadSizeH=1.500000000000
4.18 +PadSizeV=1.500000000000
4.19 +PcbTextSizeV=1.500000000000
4.20 +PcbTextSizeH=1.500000000000
4.21 +PcbTextThickness=0.300000000000
4.22 +ModuleTextSizeV=1.000000000000
4.23 +ModuleTextSizeH=1.000000000000
4.24 +ModuleTextSizeThickness=0.150000000000
4.25 +SolderMaskClearance=0.000000000000
4.26 +SolderMaskMinWidth=0.000000000000
4.27 +DrawSegmentWidth=0.200000000000
4.28 +BoardOutlineThickness=0.100000000000
4.29 +ModuleOutlineThickness=0.150000000000
4.30 +[cvpcb]
4.31 +version=1
4.32 +NetIExt=net
4.33 +[eeschema]
4.34 +version=1
4.35 +LibDir=
4.36 +[eeschema/libraries]
5.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
5.2 +++ b/AcornElectronMainboard.sch Wed Jan 26 22:13:42 2022 +0100
5.3 @@ -0,0 +1,831 @@
5.4 +EESchema Schematic File Version 4
5.5 +LIBS:AcornElectronMainboard-cache
5.6 +EELAYER 26 0
5.7 +EELAYER END
5.8 +$Descr A4 8268 11693 portrait
5.9 +encoding utf-8
5.10 +Sheet 1 9
5.11 +Title "Acorn Electron Mainboard"
5.12 +Date ""
5.13 +Rev ""
5.14 +Comp ""
5.15 +Comment1 ""
5.16 +Comment2 ""
5.17 +Comment3 ""
5.18 +Comment4 ""
5.19 +$EndDescr
5.20 +$Comp
5.21 +L AcornElectron:ULA12C021 IC1
5.22 +U 1 1 61CC86CA
5.23 +P 4300 4100
5.24 +F 0 "IC1" H 4300 6750 50 0000 C CNN
5.25 +F 1 "ULA12C021" H 4300 6650 50 0000 C CNN
5.26 +F 2 "" H 4300 4100 50 0001 C CNN
5.27 +F 3 "" H 4300 4100 50 0001 C CNN
5.28 + 1 4300 4100
5.29 + 1 0 0 -1
5.30 +$EndComp
5.31 +Text Label 2900 3900 2 50 ~ 0
5.32 +A0
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5.34 +A4
5.35 +Text Label 2900 4400 2 50 ~ 0
5.36 +A5
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5.38 +A6
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5.40 +A7
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5.42 +A8
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5.44 +A9
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5.46 +A10
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5.50 +A12
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5.52 +A13
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5.54 +A14
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5.56 +A1
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5.58 +A2
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5.60 +A3
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5.62 +A15
5.63 +Wire Bus Line
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5.65 +Entry Wire Line
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5.67 +Entry Wire Line
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5.69 +Entry Wire Line
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5.71 +Entry Wire Line
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5.179 +Entry Wire Line
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5.197 +Wire Wire Line
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5.212 +RAM1
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5.230 +D6
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5.235 +Wire Wire Line
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5.237 +Entry Wire Line
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5.253 +$Comp
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5.255 +U 1 1 61CF9DF4
5.256 +P 1400 8900
5.257 +F 0 "PL3" H 1320 9217 50 0000 C CNN
5.258 +F 1 "Power" H 1320 9126 50 0000 C CNN
5.259 +F 2 "" H 1400 8900 50 0001 C CNN
5.260 +F 3 "~" H 1400 8900 50 0001 C CNN
5.261 + 1 1400 8900
5.262 + -1 0 0 -1
5.263 +$EndComp
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5.280 +Wire Wire Line
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5.282 +Wire Wire Line
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5.437 +Connection ~ 2700 8800
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5.442 +U 1 1 627DA4FF
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5.444 +F 0 "J?" H 1320 10317 50 0000 C CNN
5.445 +F 1 "Power" H 1320 10226 50 0000 C CNN
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5.447 +F 3 "~" H 1400 10100 50 0001 C CNN
5.448 + 1 1400 10100
5.449 + -1 0 0 -1
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5.464 +RETURN
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5.466 +18VAC
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5.471 +U 61DF4BC2
5.472 +F0 "Clocks" 50
5.473 +F1 "clocks.sch" 50
5.474 +$EndSheet
5.475 +Text GLabel 3500 7600 0 50 Input ~ 0
5.476 +CLOCK_16MHz
5.477 +Text GLabel 3500 7400 0 50 Input ~ 0
5.478 +CLOCK_16MHz_DIV_13
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5.481 +U 61D7EEE8
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5.483 +F1 "RAM.sch" 50
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5.495 +U 624B50A6
5.496 +F0 "Cassette" 50
5.497 +F1 "cassette.sch" 50
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5.509 +U 61E9B87F
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5.523 +Wire Wire Line
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5.531 +U 61FB7D7E
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5.533 +F1 "expansion.sch" 50
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5.553 +F1 "CPU_ROM_KBD.sch" 50
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5.653 +F 2 "" V 5980 5100 50 0001 C CNN
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5.655 + 1 6050 5100
5.656 + 0 1 1 0
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5.684 +U 62411C42
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5.686 +F1 "UHF.sch" 50
5.687 +$EndSheet
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5.690 +Wire Wire Line
5.691 + 5600 5900 6000 5900
5.692 +Text Notes 5800 9150 0 50 ~ 0
5.693 +Issue 6 boards tend to have\nIC19 (74LS08) fitted for\nsome kind of buffering\nof the video signals.\n\nLK7 is supposedly connected\nto +5V to ensure this.
5.694 +$Comp
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5.696 +U 1 1 61E3E3E3
5.697 +P 6700 7300
5.698 +F 0 "IC19" H 6700 7625 50 0000 C CNN
5.699 +F 1 "74LS08" H 6700 7534 50 0000 C CNN
5.700 +F 2 "" H 6700 7300 50 0001 C CNN
5.701 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6700 7300 50 0001 C CNN
5.702 + 1 6700 7300
5.703 + 1 0 0 -1
5.704 +$EndComp
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5.706 +L 74xx:74LS08 IC19
5.707 +U 2 1 61E3E49E
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5.709 +F 0 "IC19" H 6700 8225 50 0000 C CNN
5.710 +F 1 "74LS08" H 6700 8134 50 0000 C CNN
5.711 +F 2 "" H 6700 7900 50 0001 C CNN
5.712 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6700 7900 50 0001 C CNN
5.713 + 2 6700 7900
5.714 + 1 0 0 -1
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5.716 +$Comp
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5.718 +U 3 1 61E3E509
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5.720 +F 0 "IC19" H 6700 6425 50 0000 C CNN
5.721 +F 1 "74LS08" H 6700 6334 50 0000 C CNN
5.722 +F 2 "" H 6700 6100 50 0001 C CNN
5.723 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6700 6100 50 0001 C CNN
5.724 + 3 6700 6100
5.725 + 1 0 0 -1
5.726 +$EndComp
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5.730 +P 6700 6700
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5.732 +F 1 "74LS08" H 6700 6934 50 0000 C CNN
5.733 +F 2 "" H 6700 6700 50 0001 C CNN
5.734 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6700 6700 50 0001 C CNN
5.735 + 4 6700 6700
5.736 + 1 0 0 -1
5.737 +$EndComp
5.738 +$Comp
5.739 +L 74xx:74LS08 IC19
5.740 +U 5 1 61E3E5E4
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5.743 +F 1 "74LS08" H 7430 8855 50 0000 L CNN
5.744 +F 2 "" H 7200 8900 50 0001 C CNN
5.745 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 8900 50 0001 C CNN
5.746 + 5 7200 8900
5.747 + 1 0 0 -1
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5.763 +Wire Wire Line
5.764 + 6100 5700 6100 6200
5.765 +Wire Wire Line
5.766 + 6100 6200 6400 6200
5.767 +$Comp
5.768 +L Jumper:Jumper_2_Bridged LK7
5.769 +U 1 1 61EC346B
5.770 +P 6600 8400
5.771 +F 0 "LK7" H 6600 8595 50 0000 C CNN
5.772 +F 1 "Jumper_2_Bridged" H 6600 8504 50 0000 C CNN
5.773 +F 2 "" H 6600 8400 50 0001 C CNN
5.774 +F 3 "~" H 6600 8400 50 0001 C CNN
5.775 + 1 6600 8400
5.776 + 1 0 0 -1
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5.788 +Connection ~ 6200 8000
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5.793 +Connection ~ 6200 7400
5.794 +Wire Wire Line
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5.796 +Wire Wire Line
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5.798 +Connection ~ 6200 6600
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5.803 +Wire Wire Line
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5.812 +5V
5.813 +Wire Wire Line
5.814 + 7200 8300 7200 8400
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5.816 +0V
5.817 +Wire Wire Line
5.818 + 7200 9500 7200 9400
5.819 +Text GLabel 6100 8400 0 50 Output ~ 0
5.820 +BUFFER_ENABLE
5.821 +Wire Wire Line
5.822 + 6100 8400 6200 8400
5.823 +Wire Bus Line
5.824 + 2100 1600 2100 1900
5.825 +Wire Bus Line
5.826 + 2100 3100 2100 3400
5.827 +Wire Bus Line
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5.829 +Wire Bus Line
5.830 + 2100 5400 2100 6100
5.831 +Wire Bus Line
5.832 + 2100 3800 2100 5300
5.833 +Connection ~ 6200 8400
5.834 +$EndSCHEMATC
6.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
6.2 +++ b/CPU_ROM_KBD.sch Wed Jan 26 22:13:42 2022 +0100
6.3 @@ -0,0 +1,761 @@
6.4 +EESchema Schematic File Version 4
6.5 +LIBS:AcornElectronMainboard-cache
6.6 +EELAYER 26 0
6.7 +EELAYER END
6.8 +$Descr A4 11693 8268
6.9 +encoding utf-8
6.10 +Sheet 7 9
6.11 +Title ""
6.12 +Date ""
6.13 +Rev ""
6.14 +Comp ""
6.15 +Comment1 ""
6.16 +Comment2 ""
6.17 +Comment3 ""
6.18 +Comment4 ""
6.19 +$EndDescr
6.20 +$Comp
6.21 +L AcornElectron:6502A IC?
6.22 +U 1 1 61F22EDC
6.23 +P 5400 4050
6.24 +AR Path="/61F22EDC" Ref="IC?" Part="1"
6.25 +AR Path="/61F2273C/61F22EDC" Ref="IC3" Part="1"
6.26 +F 0 "IC3" H 5400 5528 50 0000 C CNN
6.27 +F 1 "6502A" H 5400 5437 50 0000 C CNN
6.28 +F 2 "" H 5400 4050 50 0001 C CNN
6.29 +F 3 "" H 5400 4050 50 0001 C CNN
6.30 + 1 5400 4050
6.31 + 1 0 0 -1
6.32 +$EndComp
6.33 +Wire Wire Line
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6.35 +NoConn ~ 5900 4500
6.36 +NoConn ~ 5900 4600
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6.40 +A0
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6.50 +A5
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6.52 +A6
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6.56 +A8
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6.60 +A10
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6.62 +A11
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6.66 +A13
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6.68 +A14
6.69 +Text Label 4900 4600 2 50 ~ 0
6.70 +A15
6.71 +Wire Bus Line
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6.73 +Entry Wire Line
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6.75 +Entry Wire Line
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6.77 +Entry Wire Line
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6.81 +Entry Wire Line
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6.83 +Entry Wire Line
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6.85 +Entry Wire Line
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6.107 +Wire Wire Line
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6.109 +Wire Wire Line
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6.115 +Wire Wire Line
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6.119 +Wire Wire Line
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6.121 +Wire Wire Line
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6.123 +Wire Wire Line
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6.125 +Wire Wire Line
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6.127 +Wire Wire Line
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6.129 +Wire Wire Line
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6.133 +Wire Wire Line
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6.135 +Wire Wire Line
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6.140 +P 1100 3200
6.141 +AR Path="/61F22F1C" Ref="PL?" Part="1"
6.142 +AR Path="/61F2273C/61F22F1C" Ref="PL2" Part="1"
6.143 +F 0 "PL2" H 1020 4417 50 0000 C CNN
6.144 +F 1 "Keyboard" H 1020 4326 50 0000 C CNN
6.145 +F 2 "" H 1100 3200 50 0001 C CNN
6.146 +F 3 "~" H 1100 3200 50 0001 C CNN
6.147 + 1 1100 3200
6.148 + -1 0 0 -1
6.149 +$EndComp
6.150 +$Comp
6.151 +L ROM:ROM_32K IC?
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6.153 +P 3300 3700
6.154 +AR Path="/61F22F23" Ref="IC?" Part="1"
6.155 +AR Path="/61F2273C/61F22F23" Ref="IC2" Part="1"
6.156 +F 0 "IC2" H 3300 4600 50 0000 C CNN
6.157 +F 1 "ROM_32K" H 3300 4500 50 0000 C CNN
6.158 +F 2 "" H 3300 3700 50 0001 C CNN
6.159 +F 3 "" H 3300 3700 50 0001 C CNN
6.160 + 1 3300 3700
6.161 + 1 0 0 -1
6.162 +$EndComp
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6.165 +Connection ~ 4400 1500
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6.172 +Entry Wire Line
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6.182 +Entry Wire Line
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6.186 +Entry Wire Line
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6.208 +Wire Wire Line
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6.244 +Entry Wire Line
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6.246 +Entry Wire Line
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6.248 +Entry Wire Line
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6.250 +Entry Wire Line
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6.252 +Entry Wire Line
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6.254 +Entry Wire Line
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6.262 +Entry Wire Line
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6.268 +Entry Wire Line
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6.270 +Entry Wire Line
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6.324 +Wire Wire Line
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6.326 +Wire Wire Line
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6.342 +Wire Wire Line
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6.346 +Wire Wire Line
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6.405 +A6
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6.413 +D2
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6.415 +D3
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6.417 +D4
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6.419 +D5
6.420 +Text Label 3800 4300 0 50 ~ 0
6.421 +D6
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6.423 +D7
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6.427 +Wire Wire Line
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6.429 +Wire Wire Line
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6.432 +BREAK
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6.434 +CAPS_LOCK
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6.436 +0V
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6.438 +5V
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6.440 +KBD0
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6.442 +KBD1
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6.444 +KBD2
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6.446 +KBD3
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6.449 +Entry Wire Line
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6.451 +Entry Wire Line
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6.453 +Entry Wire Line
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6.455 +Wire Wire Line
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6.457 +Wire Wire Line
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6.459 +Wire Wire Line
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6.461 +Wire Wire Line
6.462 + 1300 2900 1900 2900
6.463 +Wire Wire Line
6.464 + 4000 3500 3800 3500
6.465 +NoConn ~ 4900 4800
6.466 +$Comp
6.467 +L Jumper:Jumper_3_Open LK?
6.468 +U 1 1 61F22FC4
6.469 +P 4550 5250
6.470 +AR Path="/61F22FC4" Ref="LK?" Part="1"
6.471 +AR Path="/61F2273C/61F22FC4" Ref="LK1" Part="1"
6.472 +F 0 "LK1" H 4550 5382 50 0000 C CNN
6.473 +F 1 "ROM type" H 4550 5473 50 0000 C CNN
6.474 +F 2 "" H 4550 5250 50 0001 C CNN
6.475 +F 3 "~" H 4550 5250 50 0001 C CNN
6.476 + 1 4550 5250
6.477 + -1 0 0 1
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6.481 +Wire Wire Line
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6.483 +Wire Wire Line
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6.492 +5V
6.493 +Wire Wire Line
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6.496 +5V
6.497 +Wire Wire Line
6.498 + 5200 2750 5200 2400
6.499 +$Comp
6.500 +L Device:C C?
6.501 +U 1 1 61F22FD5
6.502 +P 3750 2750
6.503 +AR Path="/61F22FD5" Ref="C?" Part="1"
6.504 +AR Path="/61F2273C/61F22FD5" Ref="C?" Part="1"
6.505 +F 0 "C?" H 3865 2796 50 0000 L CNN
6.506 +F 1 "A" H 3865 2705 50 0000 L CNN
6.507 +F 2 "" H 3788 2600 50 0001 C CNN
6.508 +F 3 "~" H 3750 2750 50 0001 C CNN
6.509 + 1 3750 2750
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6.520 +Wire Wire Line
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6.522 +Wire Wire Line
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6.529 +Wire Wire Line
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6.531 +Wire Wire Line
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6.533 +Connection ~ 3550 2500
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6.538 +Wire Wire Line
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6.540 +Wire Wire Line
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6.542 +Connection ~ 5300 5400
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6.546 +5V
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6.548 +0V
6.549 +Wire Wire Line
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6.551 +Wire Wire Line
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6.554 +0V
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6.558 +Toshiba
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6.560 +Hitachi
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6.563 +Wire Wire Line
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6.565 +Wire Wire Line
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6.571 +Wire Wire Line
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6.573 +Wire Wire Line
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6.577 +Wire Wire Line
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6.585 +Wire Wire Line
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6.587 +Wire Wire Line
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6.589 +Wire Wire Line
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6.591 +Wire Wire Line
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6.593 +Wire Wire Line
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6.596 +~NMI
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6.598 +~IRQ
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6.600 +RnW
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6.602 +PHI_OUT
6.603 +Text GLabel 6800 1500 2 50 Output ~ 0
6.604 +CPU_ADDRESS
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6.606 +CPU_DATA
6.607 +Wire Bus Line
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6.609 +Connection ~ 6700 6100
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6.611 +KBD_DATA
6.612 +Wire Bus Line
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6.615 +~RST
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6.617 +ROM
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6.619 +CAPS_LOCK
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6.621 +Issue 6 boards tend to have\nIC18 (74LS08) fitted for some\nkind of buffering for ~NMI\nand for PHI_OUT.\n\nLK8 is made to enable buffering via IC18 for ~NMI.\nLK9 is made to disable buffering via IC18 for PHI_OUT.\n\nOn such boards, without any links made, buffering\nonly seems to be done for PHI_OUT.\n
6.622 +$Comp
6.623 +L 74xx:74LS08 IC18
6.624 +U 4 1 61F0E37D
6.625 +P 7200 4900
6.626 +F 0 "IC18" H 7200 4583 50 0000 C CNN
6.627 +F 1 "74LS08" H 7200 4674 50 0000 C CNN
6.628 +F 2 "" H 7200 4900 50 0001 C CNN
6.629 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 4900 50 0001 C CNN
6.630 + 4 7200 4900
6.631 + -1 0 0 1
6.632 +$EndComp
6.633 +Text GLabel 7700 4500 2 50 Input ~ 0
6.634 +BUFFER_ENABLE
6.635 +Wire Wire Line
6.636 + 7700 4500 7600 4500
6.637 +Wire Wire Line
6.638 + 7700 5000 7600 5000
6.639 +Wire Wire Line
6.640 + 5900 4900 6800 4900
6.641 +$Comp
6.642 +L Jumper:Jumper_2_Open LK9
6.643 +U 1 1 61F22F77
6.644 +P 7200 5400
6.645 +F 0 "LK9" H 7200 5635 50 0000 C CNN
6.646 +F 1 "Disable buffer" H 7200 5544 50 0000 C CNN
6.647 +F 2 "" H 7200 5400 50 0001 C CNN
6.648 +F 3 "~" H 7200 5400 50 0001 C CNN
6.649 + 1 7200 5400
6.650 + 1 0 0 -1
6.651 +$EndComp
6.652 +Wire Wire Line
6.653 + 7400 5400 7600 5400
6.654 +Wire Wire Line
6.655 + 7600 5400 7600 5000
6.656 +Connection ~ 7600 5000
6.657 +Wire Wire Line
6.658 + 7600 5000 7500 5000
6.659 +Wire Wire Line
6.660 + 7000 5400 6800 5400
6.661 +Wire Wire Line
6.662 + 6800 5400 6800 4900
6.663 +Connection ~ 6800 4900
6.664 +Wire Wire Line
6.665 + 6800 4900 6900 4900
6.666 +$Comp
6.667 +L 74xx:74LS08 IC18
6.668 +U 2 1 61F3624E
6.669 +P 7200 4100
6.670 +F 0 "IC18" H 7200 4425 50 0000 C CNN
6.671 +F 1 "74LS08" H 7200 4334 50 0000 C CNN
6.672 +F 2 "" H 7200 4100 50 0001 C CNN
6.673 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 4100 50 0001 C CNN
6.674 + 2 7200 4100
6.675 + -1 0 0 -1
6.676 +$EndComp
6.677 +$Comp
6.678 +L Jumper:Jumper_2_Open LK8
6.679 +U 1 1 61F363E2
6.680 +P 8000 4000
6.681 +F 0 "LK8" H 8000 4235 50 0000 C CNN
6.682 +F 1 "Enable buffer" H 8000 4144 50 0000 C CNN
6.683 +F 2 "" H 8000 4000 50 0001 C CNN
6.684 +F 3 "~" H 8000 4000 50 0001 C CNN
6.685 + 1 8000 4000
6.686 + 1 0 0 -1
6.687 +$EndComp
6.688 +Text GLabel 8100 3600 2 50 Input ~ 0
6.689 +5V
6.690 +Wire Wire Line
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6.692 +Wire Wire Line
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6.694 +Wire Wire Line
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6.696 +Connection ~ 7600 4500
6.697 +Wire Wire Line
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6.699 +Wire Wire Line
6.700 + 7600 4800 7500 4800
6.701 +Wire Wire Line
6.702 + 8500 4000 8400 4000
6.703 +Wire Wire Line
6.704 + 7600 4000 7600 3600
6.705 +Connection ~ 7600 4000
6.706 +Wire Wire Line
6.707 + 7600 4000 7500 4000
6.708 +$Comp
6.709 +L Device:R R74
6.710 +U 1 1 61F7EEAC
6.711 +P 7850 3600
6.712 +F 0 "R74" V 7643 3600 50 0000 C CNN
6.713 +F 1 "4700R" V 7734 3600 50 0000 C CNN
6.714 +F 2 "" V 7780 3600 50 0001 C CNN
6.715 +F 3 "~" H 7850 3600 50 0001 C CNN
6.716 + 1 7850 3600
6.717 + 0 1 1 0
6.718 +$EndComp
6.719 +Wire Wire Line
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6.721 +Wire Wire Line
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6.723 +Wire Wire Line
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6.725 +Wire Wire Line
6.726 + 6800 3300 8400 3300
6.727 +Wire Wire Line
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6.729 +Connection ~ 6800 4100
6.730 +Wire Wire Line
6.731 + 6800 4100 6900 4100
6.732 +Connection ~ 8400 4000
6.733 +Wire Wire Line
6.734 + 8400 4000 8200 4000
6.735 +$Comp
6.736 +L 74xx:74LS08 IC18
6.737 +U 5 1 61FA23D2
6.738 +P 9300 3100
6.739 +F 0 "IC18" H 9530 3146 50 0000 L CNN
6.740 +F 1 "74LS08" H 9530 3055 50 0000 L CNN
6.741 +F 2 "" H 9300 3100 50 0001 C CNN
6.742 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 9300 3100 50 0001 C CNN
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6.744 + 1 0 0 -1
6.745 +$EndComp
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6.764 +$EndSCHEMATC
7.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
7.2 +++ b/DRAM.dcm Wed Jan 26 22:13:42 2022 +0100
7.3 @@ -0,0 +1,3 @@
7.4 +EESchema-DOCLIB Version 2.0
7.5 +#
7.6 +#End Doc Library
8.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
8.2 +++ b/DRAM.lib Wed Jan 26 22:13:42 2022 +0100
8.3 @@ -0,0 +1,62 @@
8.4 +EESchema-LIBRARY Version 2.4
8.5 +#encoding utf-8
8.6 +#
8.7 +# 41464
8.8 +#
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8.11 +F1 "41464" 0 500 50 H V C CNN
8.12 +F2 "" -50 50 50 H I C CNN
8.13 +F3 "" -50 50 50 H I C CNN
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8.17 +X A7 10 350 -400 100 L 50 50 1 1 I
8.18 +X A3 11 350 -300 100 L 50 50 1 1 I
8.19 +X A2 12 350 -200 100 L 50 50 1 1 I
8.20 +X A1 13 350 -100 100 L 50 50 1 1 I
8.21 +X A0 14 350 0 100 L 50 50 1 1 I
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8.27 +X DQ2 3 -350 200 100 R 50 50 1 1 B
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8.31 +X A5 7 -350 -200 100 R 50 50 1 1 I
8.32 +X A4 8 -350 -300 100 R 50 50 1 1 I
8.33 +X VCC 9 -350 -400 100 R 50 50 1 1 W
8.34 +ENDDRAW
8.35 +ENDDEF
8.36 +#
8.37 +# 4164
8.38 +#
8.39 +DEF 4164 U 0 40 Y Y 1 F N
8.40 +F0 "U" 0 550 50 H V C CNN
8.41 +F1 "4164" 0 450 50 H V C CNN
8.42 +F2 "" -50 0 50 H I C CNN
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8.44 +DRAW
8.45 +S -250 400 250 -400 0 1 0 f
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8.48 +X A4 11 350 -150 100 L 50 50 1 1 I
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8.57 +X A0 5 -350 -50 100 R 50 50 1 1 I
8.58 +X A2 6 -350 -150 100 R 50 50 1 1 I
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8.60 +X VCC 8 -350 -350 100 R 50 50 1 1 W
8.61 +X A7 9 350 -350 100 L 50 50 1 1 I
8.62 +ENDDRAW
8.63 +ENDDEF
8.64 +#
8.65 +#End Library
9.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
9.2 +++ b/RAM.sch Wed Jan 26 22:13:42 2022 +0100
9.3 @@ -0,0 +1,512 @@
9.4 +EESchema Schematic File Version 4
9.5 +LIBS:AcornElectronMainboard-cache
9.6 +EELAYER 26 0
9.7 +EELAYER END
9.8 +$Descr A4 11693 8268
9.9 +encoding utf-8
9.10 +Sheet 3 9
9.11 +Title ""
9.12 +Date ""
9.13 +Rev ""
9.14 +Comp ""
9.15 +Comment1 ""
9.16 +Comment2 ""
9.17 +Comment3 ""
9.18 +Comment4 ""
9.19 +$EndDescr
9.20 +$Comp
9.21 +L DRAM:4164 IC4
9.22 +U 1 1 61D7F23A
9.23 +P 2350 2650
9.24 +F 0 "IC4" H 2350 3225 50 0000 C CNN
9.25 +F 1 "4164" H 2350 3134 50 0000 C CNN
9.26 +F 2 "" H 2300 2650 50 0001 C CNN
9.27 +F 3 "" H 2300 2650 50 0001 C CNN
9.28 + 1 2350 2650
9.29 + 1 0 0 -1
9.30 +$EndComp
9.31 +$Comp
9.32 +L DRAM:4164 IC5
9.33 +U 1 1 61D7F241
9.34 +P 3750 2650
9.35 +F 0 "IC5" H 3750 3225 50 0000 C CNN
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9.37 +F 2 "" H 3700 2650 50 0001 C CNN
9.38 +F 3 "" H 3700 2650 50 0001 C CNN
9.39 + 1 3750 2650
9.40 + 1 0 0 -1
9.41 +$EndComp
9.42 +$Comp
9.43 +L DRAM:4164 IC6
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9.46 +F 0 "IC6" H 5150 3225 50 0000 C CNN
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9.48 +F 2 "" H 5100 2650 50 0001 C CNN
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9.50 + 1 5150 2650
9.51 + 1 0 0 -1
9.52 +$EndComp
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9.54 +L DRAM:4164 IC7
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9.59 +F 2 "" H 6500 2650 50 0001 C CNN
9.60 +F 3 "" H 6500 2650 50 0001 C CNN
9.61 + 1 6550 2650
9.62 + 1 0 0 -1
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9.506 + 3000 2500 3000 3300
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9.513 +Wire Bus Line
9.514 + 1600 1600 7400 1600
9.515 +$EndSCHEMATC
10.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
10.2 +++ b/ROM.dcm Wed Jan 26 22:13:42 2022 +0100
10.3 @@ -0,0 +1,3 @@
10.4 +EESchema-DOCLIB Version 2.0
10.5 +#
10.6 +#End Doc Library
11.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
11.2 +++ b/ROM.lib Wed Jan 26 22:13:42 2022 +0100
11.3 @@ -0,0 +1,43 @@
11.4 +EESchema-LIBRARY Version 2.4
11.5 +#encoding utf-8
11.6 +#
11.7 +# ROM_32K
11.8 +#
11.9 +DEF ROM_32K U 0 40 Y Y 1 F N
11.10 +F0 "U" 0 800 50 H V C CNN
11.11 +F1 "ROM_32K" 0 700 50 H V C CNN
11.12 +F2 "" 0 0 50 H I C CNN
11.13 +F3 "" 0 0 50 H I C CNN
11.14 +DRAW
11.15 +S -400 600 400 -1000 0 1 0 f
11.16 +X A0 10 -500 500 100 R 50 50 1 1 I
11.17 +X D0 11 500 0 100 L 50 50 1 1 O
11.18 +X D1 12 500 -100 100 L 50 50 1 1 O
11.19 +X D2 13 500 -200 100 L 50 50 1 1 O
11.20 +X GND 14 250 -1100 100 U 50 50 1 1 W
11.21 +X D3 15 500 -300 100 L 50 50 1 1 O
11.22 +X D4 16 500 -400 100 L 50 50 1 1 O
11.23 +X D5 17 500 -500 100 L 50 50 1 1 O
11.24 +X D6 18 500 -600 100 L 50 50 1 1 O
11.25 +X D7 19 500 -700 100 L 50 50 1 1 O
11.26 +X A12 2 -500 -700 100 R 50 50 1 1 I
11.27 +X ~CS 20 500 300 100 L 50 50 1 1 I
11.28 +X A10 21 -500 -500 100 R 50 50 1 1 I
11.29 +X ~OE 22 500 200 100 L 50 50 1 1 I
11.30 +X A11 23 -500 -600 100 R 50 50 1 1 I
11.31 +X A9 24 -500 -400 100 R 50 50 1 1 I
11.32 +X A8 25 -500 -300 100 R 50 50 1 1 I
11.33 +X A13 26 -500 -800 100 R 50 50 1 1 I
11.34 +X A14 27 -500 -900 100 R 50 50 1 1 I
11.35 +X VCC 28 250 700 100 D 50 50 1 1 W
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11.37 +X A6 4 -500 -100 100 R 50 50 1 1 I
11.38 +X A5 5 -500 0 100 R 50 50 1 1 I
11.39 +X A4 6 -500 100 100 R 50 50 1 1 I
11.40 +X A3 7 -500 200 100 R 50 50 1 1 I
11.41 +X A2 8 -500 300 100 R 50 50 1 1 I
11.42 +X A1 9 -500 400 100 R 50 50 1 1 I
11.43 +ENDDRAW
11.44 +ENDDEF
11.45 +#
11.46 +#End Library
12.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
12.2 +++ b/UHF.sch Wed Jan 26 22:13:42 2022 +0100
12.3 @@ -0,0 +1,1462 @@
12.4 +EESchema Schematic File Version 4
12.5 +LIBS:AcornElectronMainboard-cache
12.6 +EELAYER 26 0
12.7 +EELAYER END
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12.12 +Date ""
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12.1029 + 1 0 0 -1
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12.1071 + 9200 1800 9200 1700
12.1072 +Wire Wire Line
12.1073 + 9200 1400 9200 1300
12.1074 +Wire Wire Line
12.1075 + 9200 1300 9700 1300
12.1076 +Connection ~ 9700 1300
12.1077 +Text GLabel 10150 2700 3 50 Input ~ 0
12.1078 +0V
12.1079 +Wire Wire Line
12.1080 + 10150 2700 10150 2600
12.1081 +Wire Wire Line
12.1082 + 10150 1700 10150 1300
12.1083 +Connection ~ 9500 2100
12.1084 +$Comp
12.1085 +L Device:R R?
12.1086 +U 1 1 61F6CBF3
12.1087 +P 8700 1850
12.1088 +AR Path="/61DB955D/61F6CBF3" Ref="R?" Part="1"
12.1089 +AR Path="/61DB955D/61DF7FF4/61F6CBF3" Ref="R41" Part="1"
12.1090 +AR Path="/62411C42/61F6CBF3" Ref="R41" Part="1"
12.1091 +F 0 "R41" H 8770 1896 50 0000 L CNN
12.1092 +F 1 "1200R" H 8770 1805 50 0000 L CNN
12.1093 +F 2 "" V 8630 1850 50 0001 C CNN
12.1094 +F 3 "~" H 8700 1850 50 0001 C CNN
12.1095 + 1 8700 1850
12.1096 + 1 0 0 -1
12.1097 +$EndComp
12.1098 +$Comp
12.1099 +L Device:R R?
12.1100 +U 1 1 61F6CBFA
12.1101 +P 8800 2350
12.1102 +AR Path="/61DB955D/61F6CBFA" Ref="R?" Part="1"
12.1103 +AR Path="/61DB955D/61DF7FF4/61F6CBFA" Ref="R42" Part="1"
12.1104 +AR Path="/62411C42/61F6CBFA" Ref="R42" Part="1"
12.1105 +F 0 "R42" H 8870 2396 50 0000 L CNN
12.1106 +F 1 "3900R" H 8870 2305 50 0000 L CNN
12.1107 +F 2 "" V 8730 2350 50 0001 C CNN
12.1108 +F 3 "~" H 8800 2350 50 0001 C CNN
12.1109 + 1 8800 2350
12.1110 + 1 0 0 -1
12.1111 +$EndComp
12.1112 +Wire Wire Line
12.1113 + 8700 2000 8700 2100
12.1114 +Wire Wire Line
12.1115 + 8700 2100 8800 2100
12.1116 +Wire Wire Line
12.1117 + 8800 2100 8800 2200
12.1118 +Wire Wire Line
12.1119 + 8700 2100 7700 2100
12.1120 +Connection ~ 8700 2100
12.1121 +Text GLabel 8800 2600 3 50 Input ~ 0
12.1122 +0V
12.1123 +Text GLabel 8700 1600 1 50 Input ~ 0
12.1124 +5V
12.1125 +Wire Wire Line
12.1126 + 8700 1600 8700 1700
12.1127 +Wire Wire Line
12.1128 + 8800 2500 8800 2600
12.1129 +Connection ~ 8800 2100
12.1130 +Wire Wire Line
12.1131 + 8800 2100 9500 2100
12.1132 +$Comp
12.1133 +L Device:R R?
12.1134 +U 1 1 61F9CFEF
12.1135 +P 4750 2800
12.1136 +AR Path="/61DB955D/61F9CFEF" Ref="R?" Part="1"
12.1137 +AR Path="/61DB955D/61DF7FF4/61F9CFEF" Ref="R14" Part="1"
12.1138 +AR Path="/62411C42/61F9CFEF" Ref="R14" Part="1"
12.1139 +F 0 "R14" V 4950 2800 50 0000 C CNN
12.1140 +F 1 "3900R" V 4850 2800 50 0000 C CNN
12.1141 +F 2 "" V 4680 2800 50 0001 C CNN
12.1142 +F 3 "~" H 4750 2800 50 0001 C CNN
12.1143 + 1 4750 2800
12.1144 + 0 -1 -1 0
12.1145 +$EndComp
12.1146 +$Comp
12.1147 +L Device:R R?
12.1148 +U 1 1 61F9CFF6
12.1149 +P 4350 2200
12.1150 +AR Path="/61DB955D/61F9CFF6" Ref="R?" Part="1"
12.1151 +AR Path="/61DB955D/61DF7FF4/61F9CFF6" Ref="R19" Part="1"
12.1152 +AR Path="/62411C42/61F9CFF6" Ref="R19" Part="1"
12.1153 +F 0 "R19" V 4150 2200 50 0000 C CNN
12.1154 +F 1 "1500R" V 4250 2200 50 0000 C CNN
12.1155 +F 2 "" V 4280 2200 50 0001 C CNN
12.1156 +F 3 "~" H 4350 2200 50 0001 C CNN
12.1157 + 1 4350 2200
12.1158 + 0 1 1 0
12.1159 +$EndComp
12.1160 +$Comp
12.1161 +L Device:R R?
12.1162 +U 1 1 61F9CFFD
12.1163 +P 4550 2500
12.1164 +AR Path="/61DB955D/61F9CFFD" Ref="R?" Part="1"
12.1165 +AR Path="/61DB955D/61DF7FF4/61F9CFFD" Ref="R16" Part="1"
12.1166 +AR Path="/62411C42/61F9CFFD" Ref="R16" Part="1"
12.1167 +F 0 "R16" V 4350 2500 50 0000 C CNN
12.1168 +F 1 "1000R" V 4450 2500 50 0000 C CNN
12.1169 +F 2 "" V 4480 2500 50 0001 C CNN
12.1170 +F 3 "~" H 4550 2500 50 0001 C CNN
12.1171 + 1 4550 2500
12.1172 + 0 1 1 0
12.1173 +$EndComp
12.1174 +$Comp
12.1175 +L Diode:1N4148 D?
12.1176 +U 1 1 61F9D01B
12.1177 +P 3750 1800
12.1178 +AR Path="/61DB955D/61F9D01B" Ref="D?" Part="1"
12.1179 +AR Path="/61DB955D/61DF7FF4/61F9D01B" Ref="D1" Part="1"
12.1180 +AR Path="/62411C42/61F9D01B" Ref="D1" Part="1"
12.1181 +F 0 "D1" H 3750 1600 50 0000 C CNN
12.1182 +F 1 "1N4148" H 3750 1700 50 0000 C CNN
12.1183 +F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 3750 1625 50 0001 C CNN
12.1184 +F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 3750 1800 50 0001 C CNN
12.1185 + 1 3750 1800
12.1186 + -1 0 0 1
12.1187 +$EndComp
12.1188 +$Comp
12.1189 +L Device:R R?
12.1190 +U 1 1 61F9D02B
12.1191 +P 4250 1800
12.1192 +AR Path="/61DB955D/61F9D02B" Ref="R?" Part="1"
12.1193 +AR Path="/61DB955D/61DF7FF4/61F9D02B" Ref="R12" Part="1"
12.1194 +AR Path="/62411C42/61F9D02B" Ref="R12" Part="1"
12.1195 +F 0 "R12" V 4450 1800 50 0000 C CNN
12.1196 +F 1 "2200R" V 4350 1800 50 0000 C CNN
12.1197 +F 2 "" V 4180 1800 50 0001 C CNN
12.1198 +F 3 "~" H 4250 1800 50 0001 C CNN
12.1199 + 1 4250 1800
12.1200 + 0 -1 -1 0
12.1201 +$EndComp
12.1202 +$Comp
12.1203 +L Device:R R?
12.1204 +U 1 1 61F9D037
12.1205 +P 4600 1450
12.1206 +AR Path="/61DB955D/61F9D037" Ref="R?" Part="1"
12.1207 +AR Path="/61DB955D/61DF7FF4/61F9D037" Ref="R13" Part="1"
12.1208 +AR Path="/62411C42/61F9D037" Ref="R13" Part="1"
12.1209 +F 0 "R13" H 4800 1400 50 0000 R CNN
12.1210 +F 1 "470R" H 4650 1500 50 0000 L CNN
12.1211 +F 2 "" V 4530 1450 50 0001 C CNN
12.1212 +F 3 "~" H 4600 1450 50 0001 C CNN
12.1213 + 1 4600 1450
12.1214 + -1 0 0 1
12.1215 +$EndComp
12.1216 +$Comp
12.1217 +L Device:C C?
12.1218 +U 1 1 61F9D03F
12.1219 +P 6100 1450
12.1220 +AR Path="/61DB955D/61F9D03F" Ref="C?" Part="1"
12.1221 +AR Path="/61DB955D/61DF7FF4/61F9D03F" Ref="C13" Part="1"
12.1222 +AR Path="/62411C42/61F9D03F" Ref="C13" Part="1"
12.1223 +F 0 "C13" H 6000 1400 50 0000 R CNN
12.1224 +F 1 "150pF" H 6000 1500 50 0000 R CNN
12.1225 +F 2 "" H 6138 1300 50 0001 C CNN
12.1226 +F 3 "~" H 6100 1450 50 0001 C CNN
12.1227 + 1 6100 1450
12.1228 + -1 0 0 1
12.1229 +$EndComp
12.1230 +$Comp
12.1231 +L bc309:BC309 Q?
12.1232 +U 1 1 61F9D049
12.1233 +P 6500 1800
12.1234 +AR Path="/61DB955D/61F9D049" Ref="Q?" Part="1"
12.1235 +AR Path="/61DB955D/61DF7FF4/61F9D049" Ref="Q5" Part="1"
12.1236 +AR Path="/62411C42/61F9D049" Ref="Q?" Part="1"
12.1237 +F 0 "Q?" H 6691 1754 50 0000 L CNN
12.1238 +F 1 "BC309" H 6691 1845 50 0000 L CNN
12.1239 +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 6700 1725 50 0001 L CIN
12.1240 +F 3 "https://www.futurlec.com/Transistors/BC309.shtml" H 6500 1800 50 0001 L CNN
12.1241 + 1 6500 1800
12.1242 + 1 0 0 -1
12.1243 +$EndComp
12.1244 +Wire Wire Line
12.1245 + 6600 1100 6600 1600
12.1246 +Wire Wire Line
12.1247 + 4600 1100 6100 1100
12.1248 +Text GLabel 6700 1100 2 50 Input ~ 0
12.1249 +0V
12.1250 +Wire Wire Line
12.1251 + 6700 1100 6600 1100
12.1252 +Connection ~ 6600 1100
12.1253 +$Comp
12.1254 +L Device:R R?
12.1255 +U 1 1 61F9D068
12.1256 +P 7300 2100
12.1257 +AR Path="/61DB955D/61F9D068" Ref="R?" Part="1"
12.1258 +AR Path="/61DB955D/61DF7FF4/61F9D068" Ref="R22" Part="1"
12.1259 +AR Path="/62411C42/61F9D068" Ref="R22" Part="1"
12.1260 +F 0 "R22" V 7200 2100 50 0000 C CNN
12.1261 +F 1 "1000R" V 7400 2100 50 0000 C CNN
12.1262 +F 2 "" V 7230 2100 50 0001 C CNN
12.1263 +F 3 "~" H 7300 2100 50 0001 C CNN
12.1264 + 1 7300 2100
12.1265 + 0 1 1 0
12.1266 +$EndComp
12.1267 +$Comp
12.1268 +L Device:R R?
12.1269 +U 1 1 61F9D06F
12.1270 +P 7100 1750
12.1271 +AR Path="/61DB955D/61F9D06F" Ref="R?" Part="1"
12.1272 +AR Path="/61DB955D/61DF7FF4/61F9D06F" Ref="R21" Part="1"
12.1273 +AR Path="/62411C42/61F9D06F" Ref="R21" Part="1"
12.1274 +F 0 "R21" H 7050 1700 50 0000 R CNN
12.1275 +F 1 "68R" H 7050 1800 50 0000 R CNN
12.1276 +F 2 "" V 7030 1750 50 0001 C CNN
12.1277 +F 3 "~" H 7100 1750 50 0001 C CNN
12.1278 + 1 7100 1750
12.1279 + -1 0 0 1
12.1280 +$EndComp
12.1281 +Text GLabel 7100 1500 1 50 Input ~ 0
12.1282 +5V
12.1283 +Wire Wire Line
12.1284 + 7100 1500 7100 1600
12.1285 +Wire Wire Line
12.1286 + 7100 1900 7100 2100
12.1287 +Connection ~ 7100 2100
12.1288 +$Comp
12.1289 +L Device:R R?
12.1290 +U 1 1 61F9D07A
12.1291 +P 7700 1750
12.1292 +AR Path="/61DB955D/61F9D07A" Ref="R?" Part="1"
12.1293 +AR Path="/61DB955D/61DF7FF4/61F9D07A" Ref="R26" Part="1"
12.1294 +AR Path="/62411C42/61F9D07A" Ref="R26" Part="1"
12.1295 +F 0 "R26" H 7750 1700 50 0000 L CNN
12.1296 +F 1 "1800R" H 7750 1800 50 0000 L CNN
12.1297 +F 2 "" V 7630 1750 50 0001 C CNN
12.1298 +F 3 "~" H 7700 1750 50 0001 C CNN
12.1299 + 1 7700 1750
12.1300 + -1 0 0 1
12.1301 +$EndComp
12.1302 +Wire Wire Line
12.1303 + 7450 2100 7700 2100
12.1304 +Wire Wire Line
12.1305 + 7700 2100 7700 1900
12.1306 +Wire Wire Line
12.1307 + 7100 2100 7150 2100
12.1308 +Wire Wire Line
12.1309 + 6600 2100 7100 2100
12.1310 +Connection ~ 7700 2100
12.1311 +Text GLabel 2200 800 0 50 Input ~ 0
12.1312 +~CSYNC
12.1313 +Wire Wire Line
12.1314 + 2200 800 7700 800
12.1315 +Wire Wire Line
12.1316 + 7700 800 7700 1600
12.1317 +Wire Wire Line
12.1318 + 6600 2100 6600 2000
12.1319 +Wire Wire Line
12.1320 + 4600 1100 4600 1300
12.1321 +Wire Wire Line
12.1322 + 6100 1300 6100 1100
12.1323 +Connection ~ 6100 1100
12.1324 +Wire Wire Line
12.1325 + 6100 1100 6600 1100
12.1326 +Wire Wire Line
12.1327 + 4600 1600 4600 1800
12.1328 +Wire Wire Line
12.1329 + 4600 1800 4800 1800
12.1330 +Wire Wire Line
12.1331 + 6100 1800 6100 1600
12.1332 +Connection ~ 6100 1800
12.1333 +Wire Wire Line
12.1334 + 6100 1800 6300 1800
12.1335 +$Comp
12.1336 +L Diode:1N4148 D?
12.1337 +U 1 1 62248B0E
12.1338 +P 3550 1500
12.1339 +AR Path="/61DB955D/62248B0E" Ref="D?" Part="1"
12.1340 +AR Path="/61DB955D/61DF7FF4/62248B0E" Ref="D2" Part="1"
12.1341 +AR Path="/62411C42/62248B0E" Ref="D2" Part="1"
12.1342 +F 0 "D2" H 3550 1300 50 0000 C CNN
12.1343 +F 1 "1N4148" H 3550 1400 50 0000 C CNN
12.1344 +F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 3550 1325 50 0001 C CNN
12.1345 +F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 3550 1500 50 0001 C CNN
12.1346 + 1 3550 1500
12.1347 + -1 0 0 1
12.1348 +$EndComp
12.1349 +$Comp
12.1350 +L Diode:1N4148 D?
12.1351 +U 1 1 62248C2A
12.1352 +P 3350 1200
12.1353 +AR Path="/61DB955D/62248C2A" Ref="D?" Part="1"
12.1354 +AR Path="/61DB955D/61DF7FF4/62248C2A" Ref="D3" Part="1"
12.1355 +AR Path="/62411C42/62248C2A" Ref="D3" Part="1"
12.1356 +F 0 "D3" H 3350 1000 50 0000 C CNN
12.1357 +F 1 "1N4148" H 3350 1100 50 0000 C CNN
12.1358 +F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 3350 1025 50 0001 C CNN
12.1359 +F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 3350 1200 50 0001 C CNN
12.1360 + 1 3350 1200
12.1361 + -1 0 0 1
12.1362 +$EndComp
12.1363 +Wire Wire Line
12.1364 + 4100 1800 4000 1800
12.1365 +Wire Wire Line
12.1366 + 4000 1800 4000 1500
12.1367 +Wire Wire Line
12.1368 + 4000 1500 3700 1500
12.1369 +Connection ~ 4000 1800
12.1370 +Wire Wire Line
12.1371 + 4000 1800 3900 1800
12.1372 +Wire Wire Line
12.1373 + 4000 1500 4000 1200
12.1374 +Wire Wire Line
12.1375 + 4000 1200 3500 1200
12.1376 +Connection ~ 4000 1500
12.1377 +Wire Wire Line
12.1378 + 3600 1800 3500 1800
12.1379 +Wire Wire Line
12.1380 + 3500 1800 3500 3300
12.1381 +Connection ~ 3500 3300
12.1382 +Wire Wire Line
12.1383 + 3500 3300 4500 3300
12.1384 +Wire Wire Line
12.1385 + 3400 1500 3300 1500
12.1386 +Wire Wire Line
12.1387 + 3300 1500 3300 3100
12.1388 +Connection ~ 3300 3100
12.1389 +Wire Wire Line
12.1390 + 3300 3100 4300 3100
12.1391 +Wire Wire Line
12.1392 + 3200 1200 3100 1200
12.1393 +Wire Wire Line
12.1394 + 3100 1200 3100 2900
12.1395 +Connection ~ 3100 2900
12.1396 +Wire Wire Line
12.1397 + 3100 2900 4100 2900
12.1398 +Wire Wire Line
12.1399 + 4400 1800 4600 1800
12.1400 +Connection ~ 4600 1800
12.1401 +Wire Wire Line
12.1402 + 4900 2800 5000 2800
12.1403 +Wire Wire Line
12.1404 + 5000 2800 5000 1800
12.1405 +Connection ~ 5000 1800
12.1406 +Wire Wire Line
12.1407 + 5000 1800 6100 1800
12.1408 +Wire Wire Line
12.1409 + 4600 2800 4500 2800
12.1410 +Wire Wire Line
12.1411 + 4500 2800 4500 3300
12.1412 +Connection ~ 4500 3300
12.1413 +Wire Wire Line
12.1414 + 4500 3300 4900 3300
12.1415 +Wire Wire Line
12.1416 + 4700 2500 4900 2500
12.1417 +Wire Wire Line
12.1418 + 4900 2500 4900 1800
12.1419 +Connection ~ 4900 1800
12.1420 +Wire Wire Line
12.1421 + 4900 1800 5000 1800
12.1422 +Wire Wire Line
12.1423 + 4400 2500 4300 2500
12.1424 +Wire Wire Line
12.1425 + 4300 2500 4300 3100
12.1426 +Connection ~ 4300 3100
12.1427 +Wire Wire Line
12.1428 + 4300 3100 5000 3100
12.1429 +Wire Wire Line
12.1430 + 4500 2200 4800 2200
12.1431 +Wire Wire Line
12.1432 + 4800 2200 4800 1800
12.1433 +Connection ~ 4800 1800
12.1434 +Wire Wire Line
12.1435 + 4800 1800 4900 1800
12.1436 +Wire Wire Line
12.1437 + 4200 2200 4100 2200
12.1438 +Wire Wire Line
12.1439 + 4100 2200 4100 2900
12.1440 +Connection ~ 4100 2900
12.1441 +Wire Wire Line
12.1442 + 4100 2900 5500 2900
12.1443 +$Comp
12.1444 +L Device:C C17
12.1445 +U 1 1 6241CD4D
12.1446 +P 10550 3000
12.1447 +F 0 "C17" V 10298 3000 50 0000 C CNN
12.1448 +F 1 "470pF" V 10389 3000 50 0000 C CNN
12.1449 +F 2 "" H 10588 2850 50 0001 C CNN
12.1450 +F 3 "~" H 10550 3000 50 0001 C CNN
12.1451 + 1 10550 3000
12.1452 + 0 1 1 0
12.1453 +$EndComp
12.1454 +Text GLabel 10800 3000 2 50 Output ~ 0
12.1455 +UHF_IN
12.1456 +Wire Wire Line
12.1457 + 9500 3000 10400 3000
12.1458 +Connection ~ 9500 3000
12.1459 +Wire Wire Line
12.1460 + 9500 3000 9500 2800
12.1461 +Wire Wire Line
12.1462 + 10700 3000 10800 3000
12.1463 +Text Notes 9900 3200 0 50 ~ 0
12.1464 +For optional link to SK3 circuit.
12.1465 +$EndSCHEMATC
13.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
13.2 +++ b/bc183.dcm Wed Jan 26 22:13:42 2022 +0100
13.3 @@ -0,0 +1,9 @@
13.4 +EESchema-DOCLIB Version 2.0
13.5 +#
13.6 +$CMP BC183
13.7 +D 100mA Ic, 30V Vce, Epitaxial Silicon NPN Transistor, TO-92
13.8 +K Epitaxial Silicon NPN Transistor
13.9 +F https://www.futurlec.com/Transistors/BC182L.shtml
13.10 +$ENDCMP
13.11 +#
13.12 +#End Doc Library
14.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
14.2 +++ b/bc183.lib Wed Jan 26 22:13:42 2022 +0100
14.3 @@ -0,0 +1,27 @@
14.4 +EESchema-LIBRARY Version 2.4
14.5 +#encoding utf-8
14.6 +#
14.7 +# BC183
14.8 +#
14.9 +DEF BC183 Q 0 0 Y N 1 F N
14.10 +F0 "Q" 200 75 50 H V L CNN
14.11 +F1 "BC183" 200 0 50 H V L CNN
14.12 +F2 "Package_TO_SOT_THT:TO-92_Inline" 200 -75 50 H I L CIN
14.13 +F3 "" 0 0 50 H I L CNN
14.14 +$FPLIST
14.15 + TO?92*
14.16 +$ENDFPLIST
14.17 +DRAW
14.18 +C 50 0 111 0 1 10 N
14.19 +P 2 0 1 0 0 0 25 0 N
14.20 +P 2 0 1 0 25 25 100 100 N
14.21 +P 3 0 1 0 25 -25 100 -100 100 -100 N
14.22 +P 3 0 1 20 25 75 25 -75 25 -75 N
14.23 +P 5 0 1 0 50 -70 70 -50 90 -90 50 -70 50 -70 F
14.24 +X C 1 100 200 100 D 50 50 1 1 P
14.25 +X B 2 -200 0 200 R 50 50 1 1 I
14.26 +X E 3 100 -200 100 U 50 50 1 1 P
14.27 +ENDDRAW
14.28 +ENDDEF
14.29 +#
14.30 +#End Library
15.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
15.2 +++ b/bc213.dcm Wed Jan 26 22:13:42 2022 +0100
15.3 @@ -0,0 +1,9 @@
15.4 +EESchema-DOCLIB Version 2.0
15.5 +#
15.6 +$CMP BC213
15.7 +D 100mA Ic, 30V Vce, Epitaxial Silicon PNP Transistor, TO-92
15.8 +K Epitaxial Silicon PNP Transistor
15.9 +F https://www.futurlec.com/Transistors/BC213L.shtml
15.10 +$ENDCMP
15.11 +#
15.12 +#End Doc Library
16.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
16.2 +++ b/bc213.lib Wed Jan 26 22:13:42 2022 +0100
16.3 @@ -0,0 +1,27 @@
16.4 +EESchema-LIBRARY Version 2.4
16.5 +#encoding utf-8
16.6 +#
16.7 +# BC213
16.8 +#
16.9 +DEF BC213 Q 0 0 Y N 1 F N
16.10 +F0 "Q" 200 75 50 H V L CNN
16.11 +F1 "BC213" 200 0 50 H V L CNN
16.12 +F2 "Package_TO_SOT_THT:TO-92_Inline" 200 -75 50 H I L CIN
16.13 +F3 "" 0 0 50 H I L CNN
16.14 +$FPLIST
16.15 + TO?92*
16.16 +$ENDFPLIST
16.17 +DRAW
16.18 +C 50 0 111 0 1 10 N
16.19 +P 2 0 1 0 0 0 25 0 N
16.20 +P 2 0 1 0 100 -100 25 -25 N
16.21 +P 2 0 1 0 100 100 25 25 N
16.22 +P 3 0 1 20 25 75 25 -75 25 -75 F
16.23 +P 5 0 1 0 55 -75 75 -55 35 -35 55 -75 55 -75 F
16.24 +X C 1 100 200 100 D 50 50 1 1 P
16.25 +X B 2 -200 0 200 R 50 50 1 1 I
16.26 +X E 3 100 -200 100 U 50 50 1 1 P
16.27 +ENDDRAW
16.28 +ENDDEF
16.29 +#
16.30 +#End Library
17.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
17.2 +++ b/bc239.dcm Wed Jan 26 22:13:42 2022 +0100
17.3 @@ -0,0 +1,9 @@
17.4 +EESchema-DOCLIB Version 2.0
17.5 +#
17.6 +$CMP BC239
17.7 +D 100mA Ic, 25V Vce, Epitaxial Silicon NPN Transistor, TO-92
17.8 +K Epitaxial Silicon NPN Transistor
17.9 +F https://www.futurlec.com/Transistors/BC239.shtml
17.10 +$ENDCMP
17.11 +#
17.12 +#End Doc Library
18.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
18.2 +++ b/bc239.lib Wed Jan 26 22:13:42 2022 +0100
18.3 @@ -0,0 +1,27 @@
18.4 +EESchema-LIBRARY Version 2.4
18.5 +#encoding utf-8
18.6 +#
18.7 +# BC239
18.8 +#
18.9 +DEF BC239 Q 0 0 Y N 1 F N
18.10 +F0 "Q" 200 75 50 H V L CNN
18.11 +F1 "BC239" 200 0 50 H V L CNN
18.12 +F2 "Package_TO_SOT_THT:TO-92_Inline" 200 -75 50 H I L CIN
18.13 +F3 "" 0 0 50 H I L CNN
18.14 +$FPLIST
18.15 + TO?92*
18.16 +$ENDFPLIST
18.17 +DRAW
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18.28 +ENDDEF
18.29 +#
18.30 +#End Library
19.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
19.2 +++ b/bc309.dcm Wed Jan 26 22:13:42 2022 +0100
19.3 @@ -0,0 +1,9 @@
19.4 +EESchema-DOCLIB Version 2.0
19.5 +#
19.6 +$CMP BC309
19.7 +D 100mA Ic, 25V Vce, Epitaxial Silicon PNP Transistor, TO-92
19.8 +K Epitaxial Silicon PNP Transistor
19.9 +F https://www.futurlec.com/Transistors/BC309.shtml
19.10 +$ENDCMP
19.11 +#
19.12 +#End Doc Library
20.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
20.2 +++ b/bc309.lib Wed Jan 26 22:13:42 2022 +0100
20.3 @@ -0,0 +1,27 @@
20.4 +EESchema-LIBRARY Version 2.4
20.5 +#encoding utf-8
20.6 +#
20.7 +# BC309
20.8 +#
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20.13 +F3 "" 0 0 50 H I L CNN
20.14 +$FPLIST
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20.16 +$ENDFPLIST
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20.26 +X E 3 100 -200 100 U 50 50 1 1 P
20.27 +ENDDRAW
20.28 +ENDDEF
20.29 +#
20.30 +#End Library
21.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
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21.3 @@ -0,0 +1,940 @@
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21.601 +Connection ~ 10200 4500
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21.613 +F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 3750 6900 50 0001 C CNN
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21.634 + 1 0 0 -1
21.635 +$EndComp
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21.637 +Text GLabel 9700 1500 1 50 Input ~ 0
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21.645 +AR Path="/6263F595" Ref="R?" Part="1"
21.646 +AR Path="/624B50A6/6263F595" Ref="R72" Part="1"
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21.648 +F 1 "10000R" V 8834 1800 50 0000 C CNN
21.649 +F 2 "" V 8880 1800 50 0001 C CNN
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21.651 + 1 8950 1800
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21.725 + 1 6900 2050
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21.732 +F 0 "C15" H 6285 2004 50 0000 R CNN
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21.770 +AR Path="/624B50A6/6265BC8F" Ref="D9" Part="1"
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21.870 +AR Path="/624B50A6/61DEB6DF" Ref="Q?" Part="1"
21.871 +F 0 "Q?" H 6800 3650 50 0000 C CNN
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21.873 +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 6700 3525 50 0001 L CIN
21.874 +F 3 "https://www.futurlec.com/Transistors/BC239.shtml" H 6500 3600 50 0001 L CNN
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21.893 +F 2 "Relay_THT:Relay_StandexMeder_UMS" H 7800 3350 50 0001 L CNN
21.894 +F 3 "https://standexelectronics.com/de/produkte/ums-reed-relais/" H 7500 3400 50 0001 C CNN
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21.897 +$EndComp
21.898 +Text Notes 7800 3450 0 50 ~ 0
21.899 +Need more accurate part with\npins 3 and 5 as the switch pins.
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21.938 +Wire Wire Line
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21.941 +Text Notes 2200 2600 2 50 ~ 0
21.942 +The RC circuit is apparently used\n"to detect a continuous period\nof high tone on the cassette input".
21.943 +$EndSCHEMATC
22.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
22.2 +++ b/clocks.sch Wed Jan 26 22:13:42 2022 +0100
22.3 @@ -0,0 +1,453 @@
22.4 +EESchema Schematic File Version 4
22.5 +LIBS:AcornElectronMainboard-cache
22.6 +EELAYER 26 0
22.7 +EELAYER END
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22.10 +Sheet 2 9
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22.12 +Date ""
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22.96 + 1 0 0 -1
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22.115 +AR Path="/61DF6438" Ref="C?" Part="1"
22.116 +AR Path="/61DF4BC2/61DF6438" Ref="C6" Part="1"
22.117 +F 0 "C6" V 3248 2600 50 0000 C CNN
22.118 +F 1 "33pF" V 3339 2600 50 0000 C CNN
22.119 +F 2 "" H 3538 2450 50 0001 C CNN
22.120 +F 3 "~" H 3500 2600 50 0001 C CNN
22.121 + 1 3500 2600
22.122 + 0 1 1 0
22.123 +$EndComp
22.124 +Wire Wire Line
22.125 + 1700 3400 1700 2900
22.126 +Wire Wire Line
22.127 + 1700 2600 2300 2600
22.128 +Wire Wire Line
22.129 + 1700 2900 1850 2900
22.130 +Connection ~ 1700 2900
22.131 +Wire Wire Line
22.132 + 1700 2900 1700 2600
22.133 +Wire Wire Line
22.134 + 2300 3400 2300 2900
22.135 +Wire Wire Line
22.136 + 2300 2900 2150 2900
22.137 +Connection ~ 2300 3400
22.138 +Wire Wire Line
22.139 + 2600 3400 2600 2900
22.140 +Wire Wire Line
22.141 + 2600 2900 2750 2900
22.142 +Connection ~ 2600 3400
22.143 +Wire Wire Line
22.144 + 3050 2900 3200 2900
22.145 +Wire Wire Line
22.146 + 3200 2900 3200 3400
22.147 +Connection ~ 3200 3400
22.148 +Wire Wire Line
22.149 + 3200 2900 3200 2600
22.150 +Wire Wire Line
22.151 + 3200 2600 2600 2600
22.152 +Connection ~ 3200 2900
22.153 +Wire Wire Line
22.154 + 3200 2600 3350 2600
22.155 +Connection ~ 3200 2600
22.156 +Text GLabel 3750 2600 2 50 Input ~ 0
22.157 +0V
22.158 +Wire Wire Line
22.159 + 3750 2600 3650 2600
22.160 +Wire Wire Line
22.161 + 3800 3400 3900 3400
22.162 +Text GLabel 3900 3400 2 50 Output ~ 0
22.163 +CLOCK_VIDEO
22.164 +$Comp
22.165 +L Device:R R?
22.166 +U 1 1 61EEF884
22.167 +P 2000 1300
22.168 +AR Path="/61EEF884" Ref="R?" Part="1"
22.169 +AR Path="/61DF4BC2/61EEF884" Ref="R1" Part="1"
22.170 +F 0 "R1" V 1793 1300 50 0000 C CNN
22.171 +F 1 "330R" V 1884 1300 50 0000 C CNN
22.172 +F 2 "" V 1930 1300 50 0001 C CNN
22.173 +F 3 "~" H 2000 1300 50 0001 C CNN
22.174 + 1 2000 1300
22.175 + 0 1 1 0
22.176 +$EndComp
22.177 +$Comp
22.178 +L Device:R R?
22.179 +U 1 1 61EEF88B
22.180 +P 2900 1300
22.181 +AR Path="/61EEF88B" Ref="R?" Part="1"
22.182 +AR Path="/61DF4BC2/61EEF88B" Ref="R2" Part="1"
22.183 +F 0 "R2" V 2693 1300 50 0000 C CNN
22.184 +F 1 "330R" V 2784 1300 50 0000 C CNN
22.185 +F 2 "" V 2830 1300 50 0001 C CNN
22.186 +F 3 "~" H 2900 1300 50 0001 C CNN
22.187 + 1 2900 1300
22.188 + 0 1 1 0
22.189 +$EndComp
22.190 +$Comp
22.191 +L Device:Crystal X?
22.192 +U 1 1 61EEF892
22.193 +P 2450 1000
22.194 +AR Path="/61EEF892" Ref="X?" Part="1"
22.195 +AR Path="/61DF4BC2/61EEF892" Ref="X1" Part="1"
22.196 +F 0 "X1" H 2450 1268 50 0000 C CNN
22.197 +F 1 "16MHz" H 2450 1177 50 0000 C CNN
22.198 +F 2 "" H 2450 1000 50 0001 C CNN
22.199 +F 3 "~" H 2450 1000 50 0001 C CNN
22.200 + 1 2450 1000
22.201 + 1 0 0 -1
22.202 +$EndComp
22.203 +$Comp
22.204 +L 74xx:74LS04 IC?
22.205 +U 6 1 61EEF899
22.206 +P 2000 1800
22.207 +AR Path="/61EEF899" Ref="IC?" Part="6"
22.208 +AR Path="/61DF4BC2/61EEF899" Ref="IC8" Part="6"
22.209 +F 0 "IC8" H 2000 2117 50 0000 C CNN
22.210 +F 1 "74LS04" H 2000 2026 50 0000 C CNN
22.211 +F 2 "" H 2000 1800 50 0001 C CNN
22.212 +F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 2000 1800 50 0001 C CNN
22.213 + 6 2000 1800
22.214 + 1 0 0 -1
22.215 +$EndComp
22.216 +$Comp
22.217 +L 74xx:74LS04 IC?
22.218 +U 5 1 61EEF8A0
22.219 +P 2900 1800
22.220 +AR Path="/61EEF8A0" Ref="IC?" Part="5"
22.221 +AR Path="/61DF4BC2/61EEF8A0" Ref="IC8" Part="5"
22.222 +F 0 "IC8" H 2900 2117 50 0000 C CNN
22.223 +F 1 "74LS04" H 2900 2026 50 0000 C CNN
22.224 +F 2 "" H 2900 1800 50 0001 C CNN
22.225 +F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 2900 1800 50 0001 C CNN
22.226 + 5 2900 1800
22.227 + 1 0 0 -1
22.228 +$EndComp
22.229 +$Comp
22.230 +L 74xx:74LS04 IC?
22.231 +U 4 1 61EEF8A7
22.232 +P 3500 1800
22.233 +AR Path="/61EEF8A7" Ref="IC?" Part="4"
22.234 +AR Path="/61DF4BC2/61EEF8A7" Ref="IC8" Part="4"
22.235 +F 0 "IC8" H 3500 2117 50 0000 C CNN
22.236 +F 1 "74LS04" H 3500 2026 50 0000 C CNN
22.237 +F 2 "" H 3500 1800 50 0001 C CNN
22.238 +F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 3500 1800 50 0001 C CNN
22.239 + 4 3500 1800
22.240 + 1 0 0 -1
22.241 +$EndComp
22.242 +$Comp
22.243 +L Device:C C?
22.244 +U 1 1 61EEF8AE
22.245 +P 2450 1800
22.246 +AR Path="/61EEF8AE" Ref="C?" Part="1"
22.247 +AR Path="/61DF4BC2/61EEF8AE" Ref="C3" Part="1"
22.248 +F 0 "C3" V 2198 1800 50 0000 C CNN
22.249 +F 1 "100pF" V 2289 1800 50 0000 C CNN
22.250 +F 2 "" H 2488 1650 50 0001 C CNN
22.251 +F 3 "~" H 2450 1800 50 0001 C CNN
22.252 + 1 2450 1800
22.253 + 0 1 1 0
22.254 +$EndComp
22.255 +$Comp
22.256 +L Device:C C?
22.257 +U 1 1 61EEF8B5
22.258 +P 3500 1000
22.259 +AR Path="/61EEF8B5" Ref="C?" Part="1"
22.260 +AR Path="/61DF4BC2/61EEF8B5" Ref="C4" Part="1"
22.261 +F 0 "C4" V 3248 1000 50 0000 C CNN
22.262 +F 1 "33pF" V 3339 1000 50 0000 C CNN
22.263 +F 2 "" H 3538 850 50 0001 C CNN
22.264 +F 3 "~" H 3500 1000 50 0001 C CNN
22.265 + 1 3500 1000
22.266 + 0 1 1 0
22.267 +$EndComp
22.268 +Wire Wire Line
22.269 + 1700 1800 1700 1300
22.270 +Wire Wire Line
22.271 + 1700 1000 2300 1000
22.272 +Wire Wire Line
22.273 + 1700 1300 1850 1300
22.274 +Connection ~ 1700 1300
22.275 +Wire Wire Line
22.276 + 1700 1300 1700 1000
22.277 +Wire Wire Line
22.278 + 2300 1800 2300 1300
22.279 +Wire Wire Line
22.280 + 2300 1300 2150 1300
22.281 +Connection ~ 2300 1800
22.282 +Wire Wire Line
22.283 + 2600 1800 2600 1300
22.284 +Wire Wire Line
22.285 + 2600 1300 2750 1300
22.286 +Connection ~ 2600 1800
22.287 +Wire Wire Line
22.288 + 3050 1300 3200 1300
22.289 +Wire Wire Line
22.290 + 3200 1300 3200 1800
22.291 +Connection ~ 3200 1800
22.292 +Wire Wire Line
22.293 + 3200 1300 3200 1000
22.294 +Wire Wire Line
22.295 + 3200 1000 2600 1000
22.296 +Connection ~ 3200 1300
22.297 +Wire Wire Line
22.298 + 3200 1000 3350 1000
22.299 +Connection ~ 3200 1000
22.300 +Text GLabel 3750 1000 2 50 Input ~ 0
22.301 +0V
22.302 +Wire Wire Line
22.303 + 3750 1000 3650 1000
22.304 +Wire Wire Line
22.305 + 3800 1800 4100 1800
22.306 +Text Notes 1600 1300 2 50 ~ 0
22.307 +Service Manual indicates\n820R values.\nIssue 4 board suggests\ngrey, red, brown, gold.
22.308 +Text GLabel 5700 1100 2 50 Output ~ 0
22.309 +CLOCK_16MHz
22.310 +$Comp
22.311 +L 74xx:74LS163 IC?
22.312 +U 1 1 61F9FB39
22.313 +P 6500 2700
22.314 +AR Path="/61F9FB39" Ref="IC?" Part="1"
22.315 +AR Path="/61DF4BC2/61F9FB39" Ref="IC9" Part="1"
22.316 +F 0 "IC9" H 6200 3600 50 0000 C CNN
22.317 +F 1 "74LS163" H 6200 3500 50 0000 C CNN
22.318 +F 2 "" H 6500 2700 50 0001 C CNN
22.319 +F 3 "http://www.ti.com/lit/gpn/sn74LS169" H 6500 2700 50 0001 C CNN
22.320 + 1 6500 2700
22.321 + 1 0 0 -1
22.322 +$EndComp
22.323 +Wire Wire Line
22.324 + 5900 2500 5900 2400
22.325 +Wire Wire Line
22.326 + 5900 2400 6000 2400
22.327 +Wire Wire Line
22.328 + 5900 2500 6000 2500
22.329 +Wire Wire Line
22.330 + 7000 2500 7200 2500
22.331 +Text GLabel 6500 3650 3 50 Input ~ 0
22.332 +0V
22.333 +Wire Wire Line
22.334 + 6500 3650 6500 3500
22.335 +Text GLabel 6500 1800 1 50 Input ~ 0
22.336 +5V
22.337 +Wire Wire Line
22.338 + 6500 1900 6500 1800
22.339 +Wire Wire Line
22.340 + 4100 3000 6000 3000
22.341 +Text GLabel 5800 3200 0 50 Input ~ 0
22.342 +0V
22.343 +NoConn ~ 7000 2300
22.344 +NoConn ~ 7000 2200
22.345 +NoConn ~ 7000 2700
22.346 +Wire Wire Line
22.347 + 5800 3200 5900 3200
22.348 +Wire Wire Line
22.349 + 5900 2400 5900 2300
22.350 +Wire Wire Line
22.351 + 5900 2300 6000 2300
22.352 +Connection ~ 5900 2400
22.353 +Wire Wire Line
22.354 + 5900 2300 5900 2200
22.355 +Wire Wire Line
22.356 + 5900 2200 6000 2200
22.357 +Connection ~ 5900 2300
22.358 +$Comp
22.359 +L 74xx:74LS00 U?
22.360 +U 1 1 61F9FB55
22.361 +P 7600 2500
22.362 +AR Path="/61F9FB55" Ref="U?" Part="1"
22.363 +AR Path="/61DF4BC2/61F9FB55" Ref="U?" Part="1"
22.364 +F 0 "U?" H 7600 2825 50 0000 C CNN
22.365 +F 1 "74LS00" H 7600 2734 50 0000 C CNN
22.366 +F 2 "" H 7600 2500 50 0001 C CNN
22.367 +F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 7600 2500 50 0001 C CNN
22.368 + 1 7600 2500
22.369 + 1 0 0 -1
22.370 +$EndComp
22.371 +Wire Wire Line
22.372 + 7000 2400 7300 2400
22.373 +Wire Wire Line
22.374 + 7200 2500 7200 2600
22.375 +Wire Wire Line
22.376 + 7200 2600 7300 2600
22.377 +Wire Wire Line
22.378 + 7900 2500 7900 1600
22.379 +Wire Wire Line
22.380 + 7900 1600 5600 1600
22.381 +Wire Wire Line
22.382 + 5600 1600 5600 2700
22.383 +Wire Wire Line
22.384 + 5600 2700 6000 2700
22.385 +Wire Wire Line
22.386 + 5900 2500 5900 2800
22.387 +Connection ~ 5900 2500
22.388 +Connection ~ 5900 3200
22.389 +Wire Wire Line
22.390 + 5900 3200 6000 3200
22.391 +Wire Wire Line
22.392 + 6000 2800 5900 2800
22.393 +Connection ~ 5900 2800
22.394 +Wire Wire Line
22.395 + 5900 2800 5900 2900
22.396 +Wire Wire Line
22.397 + 6000 2900 5900 2900
22.398 +Connection ~ 5900 2900
22.399 +Wire Wire Line
22.400 + 5900 2900 5900 3200
22.401 +Text Notes 6900 3300 0 50 ~ 0
22.402 +Service Manual and issue 4\nuse 74LS169 for IC9.
22.403 +Wire Wire Line
22.404 + 4100 3000 4100 1800
22.405 +Connection ~ 4100 1800
22.406 +Wire Wire Line
22.407 + 4100 1800 4100 1200
22.408 +Text GLabel 8100 2800 2 50 Output ~ 0
22.409 +CLOCK_16MHz_DIV_13
22.410 +Wire Wire Line
22.411 + 8100 2800 7200 2800
22.412 +Wire Wire Line
22.413 + 7200 2800 7200 2600
22.414 +Connection ~ 7200 2600
22.415 +Text Notes 4200 2550 0 50 ~ 0
22.416 +Issue 6 boards tend to have\nIC18 (74LS08) fitted for\nsome kind of buffering\nof the clock signal.\n\nWithout it, LK10 is made to\ndeliver the signal directly,\nbut LK10 seems not to be made.
22.417 +$Comp
22.418 +L 74xx:74LS08 IC18
22.419 +U 3 1 61F98BCB
22.420 +P 5100 1100
22.421 +F 0 "IC18" H 5100 1425 50 0000 C CNN
22.422 +F 1 "74LS08" H 5100 1334 50 0000 C CNN
22.423 +F 2 "" H 5100 1100 50 0001 C CNN
22.424 +F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 5100 1100 50 0001 C CNN
22.425 + 3 5100 1100
22.426 + 1 0 0 -1
22.427 +$EndComp
22.428 +Wire Wire Line
22.429 + 4100 1200 4800 1200
22.430 +Text GLabel 4700 1000 0 50 Input ~ 0
22.431 +BUFFER_ENABLE
22.432 +Wire Wire Line
22.433 + 4700 1000 4800 1000
22.434 +Wire Wire Line
22.435 + 5700 1100 5500 1100
22.436 +$Comp
22.437 +L Jumper:Jumper_2_Open LK10
22.438 +U 1 1 61F9F418
22.439 +P 4500 1800
22.440 +F 0 "LK10" H 4500 2035 50 0000 C CNN
22.441 +F 1 "Disable buffer" H 4500 1944 50 0000 C CNN
22.442 +F 2 "" H 4500 1800 50 0001 C CNN
22.443 +F 3 "~" H 4500 1800 50 0001 C CNN
22.444 + 1 4500 1800
22.445 + 1 0 0 -1
22.446 +$EndComp
22.447 +Wire Wire Line
22.448 + 4100 1800 4300 1800
22.449 +Wire Wire Line
22.450 + 4700 1800 5500 1800
22.451 +Wire Wire Line
22.452 + 5500 1800 5500 1100
22.453 +Connection ~ 5500 1100
22.454 +Wire Wire Line
22.455 + 5500 1100 5400 1100
22.456 +$EndSCHEMATC
24.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
24.2 +++ b/sound.sch Wed Jan 26 22:13:42 2022 +0100
24.3 @@ -0,0 +1,183 @@
24.4 +EESchema Schematic File Version 4
24.5 +LIBS:AcornElectronMainboard-cache
24.6 +EELAYER 26 0
24.7 +EELAYER END
24.8 +$Descr A4 11693 8268
24.9 +encoding utf-8
24.10 +Sheet 5 9
24.11 +Title ""
24.12 +Date ""
24.13 +Rev ""
24.14 +Comp ""
24.15 +Comment1 ""
24.16 +Comment2 ""
24.17 +Comment3 ""
24.18 +Comment4 ""
24.19 +$EndDescr
24.20 +$Comp
24.21 +L Device:R R?
24.22 +U 1 1 61EC8808
24.23 +P 1600 2350
24.24 +AR Path="/61EC8808" Ref="R?" Part="1"
24.25 +AR Path="/61E9B87F/61EC8808" Ref="R63" Part="1"
24.26 +F 0 "R63" H 1670 2396 50 0000 L CNN
24.27 +F 1 "1000R" H 1670 2305 50 0000 L CNN
24.28 +F 2 "" V 1530 2350 50 0001 C CNN
24.29 +F 3 "~" H 1600 2350 50 0001 C CNN
24.30 + 1 1600 2350
24.31 + 1 0 0 -1
24.32 +$EndComp
24.33 +Wire Wire Line
24.34 + 1400 2600 1600 2600
24.35 +Wire Wire Line
24.36 + 1600 2600 1600 2500
24.37 +$Comp
24.38 +L bc213:BC213 Q?
24.39 +U 1 1 61EC8848
24.40 +P 3300 2900
24.41 +AR Path="/61EC8848" Ref="Q?" Part="1"
24.42 +AR Path="/61E9B87F/61EC8848" Ref="Q4" Part="1"
24.43 +F 0 "Q4" H 3491 2946 50 0000 L CNN
24.44 +F 1 "BC213" H 3491 2855 50 0000 L CNN
24.45 +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 3500 2825 50 0001 L CIN
24.46 +F 3 "https://www.futurlec.com/Transistors/BC213L.shtml" H 3300 2900 50 0001 L CNN
24.47 + 1 3300 2900
24.48 + 1 0 0 1
24.49 +$EndComp
24.50 +$Comp
24.51 +L bc183:BC183 Q?
24.52 +U 1 1 61EC884F
24.53 +P 3300 2300
24.54 +AR Path="/61EC884F" Ref="Q?" Part="1"
24.55 +AR Path="/61E9B87F/61EC884F" Ref="Q3" Part="1"
24.56 +F 0 "Q3" H 3491 2346 50 0000 L CNN
24.57 +F 1 "BC183" H 3491 2255 50 0000 L CNN
24.58 +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 3500 2225 50 0001 L CIN
24.59 +F 3 "https://www.futurlec.com/Transistors/BC182L.shtml" H 3300 2300 50 0001 L CNN
24.60 + 1 3300 2300
24.61 + 1 0 0 -1
24.62 +$EndComp
24.63 +$Comp
24.64 +L Device:R R?
24.65 +U 1 1 61EC8856
24.66 +P 4750 2600
24.67 +AR Path="/61EC8856" Ref="R?" Part="1"
24.68 +AR Path="/61E9B87F/61EC8856" Ref="R61" Part="1"
24.69 +F 0 "R61" V 4650 2600 50 0000 C CNN
24.70 +F 1 "47R" V 4850 2600 50 0000 C CNN
24.71 +F 2 "" V 4680 2600 50 0001 C CNN
24.72 +F 3 "~" H 4750 2600 50 0001 C CNN
24.73 + 1 4750 2600
24.74 + 0 1 1 0
24.75 +$EndComp
24.76 +Wire Wire Line
24.77 + 3400 2700 3400 2600
24.78 +Wire Wire Line
24.79 + 3400 2600 4600 2600
24.80 +Connection ~ 3400 2600
24.81 +Wire Wire Line
24.82 + 3100 2300 3000 2300
24.83 +Wire Wire Line
24.84 + 3000 2300 3000 2600
24.85 +Wire Wire Line
24.86 + 3000 2900 3100 2900
24.87 +Wire Wire Line
24.88 + 1600 2600 3000 2600
24.89 +Connection ~ 1600 2600
24.90 +Connection ~ 3000 2600
24.91 +Wire Wire Line
24.92 + 3000 2600 3000 2900
24.93 +Wire Wire Line
24.94 + 3400 2600 3400 2500
24.95 +$Comp
24.96 +L Device:CP C?
24.97 +U 1 1 61EC8868
24.98 +P 4050 2400
24.99 +AR Path="/61EC8868" Ref="C?" Part="1"
24.100 +AR Path="/61E9B87F/61EC8868" Ref="C25" Part="1"
24.101 +F 0 "C25" V 4300 2400 50 0000 C CNN
24.102 +F 1 "22µF" V 4200 2400 50 0000 C CNN
24.103 +F 2 "" H 4088 2250 50 0001 C CNN
24.104 +F 3 "~" H 4050 2400 50 0001 C CNN
24.105 + 1 4050 2400
24.106 + 0 -1 -1 0
24.107 +$EndComp
24.108 +$Comp
24.109 +L Device:R R?
24.110 +U 1 1 61EC886F
24.111 +P 4050 2000
24.112 +AR Path="/61EC886F" Ref="R?" Part="1"
24.113 +AR Path="/61E9B87F/61EC886F" Ref="R66" Part="1"
24.114 +F 0 "R66" V 3843 2000 50 0000 C CNN
24.115 +F 1 "10R" V 3934 2000 50 0000 C CNN
24.116 +F 2 "" V 3980 2000 50 0001 C CNN
24.117 +F 3 "~" H 4050 2000 50 0001 C CNN
24.118 + 1 4050 2000
24.119 + 0 1 1 0
24.120 +$EndComp
24.121 +Wire Wire Line
24.122 + 3900 2400 3800 2400
24.123 +Wire Wire Line
24.124 + 3800 2400 3800 2000
24.125 +Wire Wire Line
24.126 + 3800 2000 3900 2000
24.127 +Text GLabel 3400 3200 3 50 Input ~ 0
24.128 +0V
24.129 +Wire Wire Line
24.130 + 3400 2100 3400 2000
24.131 +Wire Wire Line
24.132 + 3400 2000 3800 2000
24.133 +Connection ~ 3800 2000
24.134 +Text GLabel 4300 2000 2 50 Input ~ 0
24.135 +5V
24.136 +Text GLabel 4300 2400 2 50 Input ~ 0
24.137 +0V
24.138 +Wire Wire Line
24.139 + 4200 2000 4300 2000
24.140 +Wire Wire Line
24.141 + 4200 2400 4300 2400
24.142 +$Comp
24.143 +L Device:CP C?
24.144 +U 1 1 61EC8881
24.145 +P 5250 2600
24.146 +AR Path="/61EC8881" Ref="C?" Part="1"
24.147 +AR Path="/61E9B87F/61EC8881" Ref="C11" Part="1"
24.148 +F 0 "C11" V 5500 2600 50 0000 C CNN
24.149 +F 1 "10µF" V 5400 2600 50 0000 C CNN
24.150 +F 2 "" H 5288 2450 50 0001 C CNN
24.151 +F 3 "~" H 5250 2600 50 0001 C CNN
24.152 + 1 5250 2600
24.153 + 0 -1 -1 0
24.154 +$EndComp
24.155 +Wire Wire Line
24.156 + 4900 2600 5100 2600
24.157 +$Comp
24.158 +L Device:Speaker SPKR?
24.159 +U 1 1 61EC8889
24.160 +P 5900 2600
24.161 +AR Path="/61EC8889" Ref="SPKR?" Part="1"
24.162 +AR Path="/61E9B87F/61EC8889" Ref="SPKR" Part="1"
24.163 +F 0 "SPKR" H 6069 2596 50 0000 L CNN
24.164 +F 1 "16R" H 6069 2505 50 0000 L CNN
24.165 +F 2 "" H 5900 2400 50 0001 C CNN
24.166 +F 3 "~" H 5890 2550 50 0001 C CNN
24.167 + 1 5900 2600
24.168 + 1 0 0 -1
24.169 +$EndComp
24.170 +Wire Wire Line
24.171 + 5400 2600 5700 2600
24.172 +Text GLabel 5600 2700 0 50 Input ~ 0
24.173 +0V
24.174 +Wire Wire Line
24.175 + 5600 2700 5700 2700
24.176 +Wire Wire Line
24.177 + 3400 3200 3400 3100
24.178 +Text GLabel 1700 2100 2 50 Output ~ 0
24.179 +SOUND_OUTPUT_EXPANSION
24.180 +Wire Wire Line
24.181 + 1600 2200 1600 2100
24.182 +Wire Wire Line
24.183 + 1600 2100 1700 2100
24.184 +Text GLabel 1400 2600 0 50 Input ~ 0
24.185 +SOUND_OUTPUT
24.186 +$EndSCHEMATC
25.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
25.2 +++ b/sym-lib-table Wed Jan 26 22:13:42 2022 +0100
25.3 @@ -0,0 +1,9 @@
25.4 +(sym_lib_table
25.5 + (lib (name AcornElectron)(type Legacy)(uri ${KIPRJMOD}/AcornElectron.lib)(options "")(descr ""))
25.6 + (lib (name DRAM)(type Legacy)(uri ${KIPRJMOD}/DRAM.lib)(options "")(descr ""))
25.7 + (lib (name ROM)(type Legacy)(uri /home/paulb/Hardware/AcornElectronMainboard/ROM.lib)(options "")(descr ""))
25.8 + (lib (name bc309)(type Legacy)(uri ${KIPRJMOD}/bc309.lib)(options "")(descr ""))
25.9 + (lib (name bc239)(type Legacy)(uri ${KIPRJMOD}/bc239.lib)(options "")(descr ""))
25.10 + (lib (name bc213)(type Legacy)(uri ${KIPRJMOD}/bc213.lib)(options "")(descr ""))
25.11 + (lib (name bc183)(type Legacy)(uri ${KIPRJMOD}/bc183.lib)(options "")(descr ""))
25.12 +)