1.1 --- a/AcornElectronMainboard.pro Tue Feb 07 14:24:41 2023 +0100
1.2 +++ b/AcornElectronMainboard.pro Tue Feb 07 14:28:37 2023 +0100
1.3 @@ -1,4 +1,4 @@
1.4 -update=Tue 24 Jan 2023 21:57:29 CET
1.5 +update=Wed 01 Feb 2023 12:59:48 CET
1.6 version=1
1.7 last_client=kicad
1.8 [general]
2.1 --- a/UHF.sch Tue Feb 07 14:24:41 2023 +0100
2.2 +++ b/UHF.sch Tue Feb 07 14:28:37 2023 +0100
2.3 @@ -1432,4 +1432,9 @@
2.4 Connection ~ 3850 5550
2.5 Wire Wire Line
2.6 3850 5550 3850 5850
2.7 +Text GLabel 7900 800 2 50 UnSpc ~ 0
2.8 +~CSYNC_COMMON
2.9 +Wire Wire Line
2.10 + 7700 800 7900 800
2.11 +Connection ~ 7700 800
2.12 $EndSCHEMATC
3.1 --- a/video.sch Tue Feb 07 14:24:41 2023 +0100
3.2 +++ b/video.sch Tue Feb 07 14:28:37 2023 +0100
3.3 @@ -114,10 +114,7 @@
3.4 Wire Wire Line
3.5 1000 1300 3700 1300
3.6 Wire Wire Line
3.7 - 3700 1300 6600 1300
3.8 -Wire Wire Line
3.9 - 6600 1300 6600 1700
3.10 -Connection ~ 3700 1300
3.11 + 6600 1200 6600 1700
3.12 $Comp
3.13 L Connector:Conn_Coaxial SK3
3.14 U 1 1 61DEE0F7
3.15 @@ -310,4 +307,60 @@
3.16 4200 4000 4300 4000
3.17 Text Notes 3900 4200 0 50 ~ 0
3.18 For optional link from UHF circuit.
3.19 +Text GLabel 3500 3200 0 50 UnSpc ~ 0
3.20 +~CSYNC_COMMON
3.21 +Wire Wire Line
3.22 + 3500 3200 3700 3200
3.23 +Connection ~ 3700 3200
3.24 +$Comp
3.25 +L 74xx:74LS86 IC14
3.26 +U 4 1 63EE1FF3
3.27 +P 6000 1200
3.28 +F 0 "IC14" H 6000 1525 50 0000 C CNN
3.29 +F 1 "74LS86" H 6000 1434 50 0000 C CNN
3.30 +F 2 "" H 6000 1200 50 0001 C CNN
3.31 +F 3 "74xx/74ls86.pdf" H 6000 1200 50 0001 C CNN
3.32 + 4 6000 1200
3.33 + 1 0 0 -1
3.34 +$EndComp
3.35 +Wire Wire Line
3.36 + 6300 1200 6600 1200
3.37 +Wire Wire Line
3.38 + 3700 1300 5700 1300
3.39 +Connection ~ 3700 1300
3.40 +Wire Wire Line
3.41 + 5100 950 5100 1100
3.42 +Wire Wire Line
3.43 + 5100 1100 5700 1100
3.44 +Text GLabel 4700 800 0 50 Input ~ 0
3.45 +0V
3.46 +Text GLabel 5500 800 2 50 Input ~ 0
3.47 +5V
3.48 +Wire Wire Line
3.49 + 5350 800 5500 800
3.50 +Wire Wire Line
3.51 + 4700 800 4850 800
3.52 +$Comp
3.53 +L Jumper:Jumper_3_Bridged12 LK3
3.54 +U 1 1 63EF18F0
3.55 +P 5100 800
3.56 +F 0 "LK3" H 5100 1004 50 0000 C CNN
3.57 +F 1 "Jumper_3_Bridged12" H 5100 913 50 0000 C CNN
3.58 +F 2 "" H 5100 800 50 0001 C CNN
3.59 +F 3 "~" H 5100 800 50 0001 C CNN
3.60 + 1 5100 800
3.61 + 1 0 0 -1
3.62 +$EndComp
3.63 +$Comp
3.64 +L power:PWR_FLAG #FLG0101
3.65 +U 1 1 63EF2C91
3.66 +P 5100 1100
3.67 +F 0 "#FLG0101" H 5100 1175 50 0001 C CNN
3.68 +F 1 "PWR_FLAG" V 5100 1228 50 0000 L CNN
3.69 +F 2 "" H 5100 1100 50 0001 C CNN
3.70 +F 3 "~" H 5100 1100 50 0001 C CNN
3.71 + 1 5100 1100
3.72 + 0 -1 -1 0
3.73 +$EndComp
3.74 +Connection ~ 5100 1100
3.75 $EndSCHEMATC