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unified_retro_keyboard/hardware/interface-osi/interface-osi.sch
Dave 14248df6fe mechanical fit and buildability fixes 
- Moved header slightly forward

- Moved interface mount holes do reduce interference with case mount holes

- For all keys in classic keyboard, add option for either through-hole or SMT
diodes and resistors.
2020-06-23 17:21:38 -05:00

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EESchema Schematic File Version 4
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EELAYER END
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Text Label 13250 6800 0 50 ~ 0
Col1
Text Label 13250 6900 0 50 ~ 0
Col2
Text Label 13250 7000 0 50 ~ 0
Col3
Text Label 13250 7100 0 50 ~ 0
Col4
Text Label 13250 7200 0 50 ~ 0
Col5
Text Label 13250 7300 0 50 ~ 0
Col6
Text Label 13250 7400 0 50 ~ 0
Col7
Wire Bus Line
11200 5800 13000 5800
Connection ~ 11200 5800
Entry Wire Line
13000 6500 13100 6600
Entry Wire Line
13000 6600 13100 6700
Text Label 13250 6600 0 50 ~ 0
Row1
Text Label 13250 6700 0 50 ~ 0
Row7
Wire Wire Line
12100 7500 14300 7500
Wire Wire Line
12100 7700 14300 7700
Wire Wire Line
13100 6600 14300 6600
Wire Wire Line
13100 6700 14300 6700
Wire Wire Line
13100 6800 14300 6800
Wire Wire Line
13100 6900 14300 6900
Wire Wire Line
13100 7000 14300 7000
Wire Wire Line
13100 7100 14300 7100
Wire Wire Line
13100 7200 14300 7200
Wire Wire Line
13100 7300 14300 7300
Wire Wire Line
13100 7400 14300 7400
$Comp
L power:GND #PWR014
U 1 1 609E5C10
P 12800 8100
F 0 "#PWR014" H 12800 7850 50 0001 C CNN
F 1 "GND" H 12805 7927 50 0000 C CNN
F 2 "" H 12800 8100 50 0001 C CNN
F 3 "" H 12800 8100 50 0001 C CNN
1 12800 8100
1 0 0 -1
$EndComp
Wire Wire Line
12800 8100 12800 7600
Wire Wire Line
12800 7600 14300 7600
$Comp
L Connector_Generic:Conn_01x12 J4
U 1 1 60A345E3
P 14500 7100
F 0 "J4" H 14460 7720 50 0000 L CNN
F 1 "Sound" H 14180 6390 50 0000 L CNN
F 2 "Connector_Molex:Molex_KK-396_A-41791-0012_1x12_P3.96mm_Vertical" H 14500 7100 50 0001 C CNN
F 3 "~" H 14500 7100 50 0001 C CNN
1 14500 7100
1 0 0 -1
$EndComp
Wire Wire Line
3950 7700 4100 7700
$Comp
L 74xx:74LS04 U2
U 3 1 5EF73E4B
P 4400 7700
F 0 "U2" H 4450 7850 50 0000 C CNN
F 1 "74LS04" H 4500 7550 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4400 7700 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 4400 7700 50 0001 C CNN
3 4400 7700
1 0 0 -1
$EndComp
Wire Wire Line
8250 6750 10400 6750
Wire Wire Line
8350 6650 10400 6650
$Sheet
S 10400 6250 1700 2400
U 6013A2E7
F0 "Sound" 50
F1 "Sound.sch" 50
F2 "KD0" I L 10400 6650 50
F3 "KD1" I L 10400 6750 50
F4 "KD2" I L 10400 6850 50
F5 "KD3" I L 10400 6950 50
F6 "KD4" I L 10400 7050 50
F7 "KD5" I L 10400 7150 50
F8 "KD6" I L 10400 7250 50
F9 "KD7" I L 10400 7350 50
F10 "NI" I L 10400 8000 50
F11 "S1" I L 10400 8300 50
F12 "Noise1" O R 12100 7700 50
F13 "Noise2" O R 12100 7500 50
F14 "SOUND_EN" I L 10400 7700 50
$EndSheet
Wire Wire Line
4700 7700 10400 7700
Entry Wire Line
12800 1500 12900 1600
Entry Wire Line
12800 1600 12900 1700
Text Label 13000 1600 0 50 ~ 0
Col0
Wire Bus Line
11200 1150 12800 1150
NoConn ~ 12500 3050
NoConn ~ 12500 3150
NoConn ~ 12500 3250
NoConn ~ 12500 3350
NoConn ~ 12500 3450
NoConn ~ 12500 3550
NoConn ~ 12500 3650
NoConn ~ 12500 3750
NoConn ~ 12000 3750
NoConn ~ 12000 3650
NoConn ~ 12000 3550
NoConn ~ 12500 2950
NoConn ~ 12500 2850
NoConn ~ 12500 1850
NoConn ~ 12500 1950
NoConn ~ 12500 2050
NoConn ~ 12500 2150
Text Label 13000 1700 0 50 ~ 0
Row0
$Sheet
S 13400 1200 1600 2200
U 5D770C6B
F0 "special_keys" 50
F1 "special_keys.sch" 50
F2 "~RESET" I R 15000 1700 50
F3 "Col0" I L 13400 1600 50
F4 "Row0" O L 13400 1700 50
F5 "ShiftLock_1" U L 13400 2250 50
F6 "ShiftLock_2" U L 13400 2350 50
F7 "ShiftLock_LED+" O L 13400 2450 50
F8 "ShiftLock_LED-" O L 13400 2550 50
F9 "Break_1" U L 13400 2650 50
F10 "Break_2" U L 13400 2750 50
$EndSheet
Wire Wire Line
12900 1600 13400 1600
Wire Wire Line
12900 1700 13400 1700
Wire Wire Line
12500 2250 13400 2250
Wire Wire Line
12500 2350 13400 2350
Wire Wire Line
12500 2450 13400 2450
Wire Wire Line
12500 2550 13400 2550
Wire Wire Line
12500 2650 13400 2650
Wire Wire Line
12500 2750 13400 2750
Text Notes 5940 9100 0 50 ~ 0
S1 is from Video timing chain. \n- To enable sound on a 540A board, Jumper the\n S1 signal (Pin 13 of E4) to pin 15 of the keyboard \n connector, and set JP1 to “S1”\n\n- For 540B board, set jumper JP1 to “~S1~”
$Comp
L Connector_Generic:Conn_01x02 J5
U 1 1 5EC9C46D
P 15750 1700
F 0 "J5" H 15700 1800 50 0000 L CNN
F 1 "~RESET~" H 15650 1450 50 0000 L CNN
F 2 "Connector_Molex:Molex_KK-396_A-41791-0002_1x02_P3.96mm_Vertical" H 15750 1700 50 0001 C CNN
F 3 "~" H 15750 1700 50 0001 C CNN
1 15750 1700
1 0 0 -1
$EndComp
Wire Wire Line
15000 1700 15550 1700
$Comp
L power:GND #PWR036
U 1 1 5ECBC368
P 15400 1950
F 0 "#PWR036" H 15400 1700 50 0001 C CNN
F 1 "GND" H 15405 1777 50 0000 C CNN
F 2 "" H 15400 1950 50 0001 C CNN
F 3 "" H 15400 1950 50 0001 C CNN
1 15400 1950
1 0 0 -1
$EndComp
Wire Wire Line
15400 1950 15400 1800
Wire Wire Line
15400 1800 15550 1800
Wire Wire Line
7000 1550 7000 4900
Wire Wire Line
7100 1550 7100 4800
Wire Wire Line
7200 1550 7200 4700
Wire Wire Line
7300 1550 7300 4600
Wire Wire Line
6100 2550 6700 2550
Wire Wire Line
6700 1550 6700 2550
Wire Wire Line
6600 1550 6600 2650
Wire Wire Line
6800 1550 6800 2450
Wire Wire Line
6900 1550 6900 2350
Connection ~ 6900 2350
Wire Wire Line
6900 2350 7400 2350
Wire Wire Line
6100 2350 6900 2350
Connection ~ 6700 2550
Wire Wire Line
6700 2550 7400 2550
Connection ~ 6600 2650
Wire Wire Line
6600 2650 7400 2650
Wire Wire Line
6100 2650 6600 2650
Connection ~ 6800 2450
Wire Wire Line
6800 2450 7400 2450
Wire Wire Line
6100 2450 6800 2450
Wire Wire Line
6100 4900 7000 4900
Wire Wire Line
6100 4800 7100 4800
Wire Wire Line
6100 4700 7200 4700
Wire Wire Line
6100 4600 7300 4600
Connection ~ 7300 4600
Wire Wire Line
7300 4600 7400 4600
Connection ~ 7200 4700
Wire Wire Line
7200 4700 7400 4700
Connection ~ 7100 4800
Wire Wire Line
7100 4800 7400 4800
Connection ~ 7000 4900
Wire Wire Line
7000 4900 7400 4900
$Comp
L power:GND #PWR03
U 1 1 5BFDC5C9
P 1350 10150
F 0 "#PWR03" H 1350 9900 50 0001 C CNN
F 1 "GND" H 1355 9977 50 0000 C CNN
F 2 "" H 1350 10150 50 0001 C CNN
F 3 "" H 1350 10150 50 0001 C CNN
1 1350 10150
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR02
U 1 1 5BFDC5C3
P 1350 9550
F 0 "#PWR02" H 1350 9400 50 0001 C CNN
F 1 "+5V" H 1365 9723 50 0000 C CNN
F 2 "" H 1350 9550 50 0001 C CNN
F 3 "" H 1350 9550 50 0001 C CNN
1 1350 9550
1 0 0 -1
$EndComp
Wire Wire Line
5500 10000 5900 10000
Wire Wire Line
5500 9700 5900 9700
$Comp
L Device:C C11
U 1 1 61CE6393
P 5900 9850
F 0 "C11" H 6015 9896 50 0000 L CNN
F 1 "0.1 uF" H 5950 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 5938 9700 50 0001 C CNN
F 3 "~" H 5900 9850 50 0001 C CNN
1 5900 9850
1 0 0 -1
$EndComp
Wire Wire Line
5100 10000 5500 10000
Wire Wire Line
5100 9700 5500 9700
$Comp
L Device:C C10
U 1 1 61CE638B
P 5500 9850
F 0 "C10" H 5615 9896 50 0000 L CNN
F 1 "0.1 uF" H 5550 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 5538 9700 50 0001 C CNN
F 3 "~" H 5500 9850 50 0001 C CNN
1 5500 9850
1 0 0 -1
$EndComp
Wire Wire Line
4700 10000 5100 10000
Wire Wire Line
4700 9700 5100 9700
$Comp
L Device:C C9
U 1 1 606D38CE
P 5100 9850
F 0 "C9" H 5215 9896 50 0000 L CNN
F 1 "0.1uF" H 5150 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 5138 9700 50 0001 C CNN
F 3 "~" H 5100 9850 50 0001 C CNN
1 5100 9850
1 0 0 -1
$EndComp
Connection ~ 3150 10000
Wire Wire Line
3150 10000 3500 10000
Connection ~ 3150 9700
Wire Wire Line
3150 9700 3500 9700
Connection ~ 3500 9700
Wire Wire Line
4300 10000 4700 10000
Connection ~ 4300 10000
Wire Wire Line
3900 10000 4300 10000
Connection ~ 3900 10000
Wire Wire Line
3500 10000 3900 10000
Connection ~ 3500 10000
Wire Wire Line
4300 9700 4700 9700
Connection ~ 4300 9700
Wire Wire Line
3900 9700 4300 9700
Connection ~ 3900 9700
Wire Wire Line
3500 9700 3900 9700
$Comp
L Device:C C8
U 1 1 6064F329
P 4700 9850
F 0 "C8" H 4815 9896 50 0000 L CNN
F 1 "0.1uF" H 4800 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 4738 9700 50 0001 C CNN
F 3 "~" H 4700 9850 50 0001 C CNN
1 4700 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C7
U 1 1 6064F323
P 4300 9850
F 0 "C7" H 4415 9896 50 0000 L CNN
F 1 "0.1uF" H 4350 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 4338 9700 50 0001 C CNN
F 3 "~" H 4300 9850 50 0001 C CNN
1 4300 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C6
U 1 1 6064F31D
P 3900 9850
F 0 "C6" H 4015 9896 50 0000 L CNN
F 1 "0.1uF" H 3950 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3938 9700 50 0001 C CNN
F 3 "~" H 3900 9850 50 0001 C CNN
1 3900 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C5
U 1 1 6064F317
P 3500 9850
F 0 "C5" H 3615 9896 50 0000 L CNN
F 1 "0.1uF" H 3550 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3538 9700 50 0001 C CNN
F 3 "~" H 3500 9850 50 0001 C CNN
1 3500 9850
1 0 0 -1
$EndComp
Wire Wire Line
1650 10000 1950 10000
Connection ~ 1650 10000
$Comp
L power:PWR_FLAG #FLG02
U 1 1 5F0E9D7D
P 1650 10000
F 0 "#FLG02" H 1650 10075 50 0001 C CNN
F 1 "PWR_FLAG" H 1650 10173 50 0000 C CNN
F 2 "" H 1650 10000 50 0001 C CNN
F 3 "~" H 1650 10000 50 0001 C CNN
1 1650 10000
1 0 0 -1
$EndComp
Wire Wire Line
1650 9700 1950 9700
Connection ~ 1650 9700
$Comp
L power:PWR_FLAG #FLG01
U 1 1 5F0E8BB3
P 1650 9700
F 0 "#FLG01" H 1650 9775 50 0001 C CNN
F 1 "PWR_FLAG" H 1650 9873 50 0000 C CNN
F 2 "" H 1650 9700 50 0001 C CNN
F 3 "~" H 1650 9700 50 0001 C CNN
1 1650 9700
1 0 0 -1
$EndComp
Connection ~ 1950 9700
Wire Wire Line
1350 9700 1650 9700
Wire Wire Line
1350 10000 1650 10000
Wire Wire Line
2750 10000 3150 10000
Connection ~ 2750 10000
Wire Wire Line
2350 10000 2750 10000
Connection ~ 2350 10000
Wire Wire Line
1950 10000 2350 10000
Connection ~ 1950 10000
Wire Wire Line
1350 10000 1350 10150
Wire Wire Line
2750 9700 3150 9700
Connection ~ 2750 9700
Wire Wire Line
2350 9700 2750 9700
Connection ~ 2350 9700
Wire Wire Line
1950 9700 2350 9700
Wire Wire Line
1350 9550 1350 9700
$Comp
L Device:C C4
U 1 1 5BFF0898
P 3150 9850
F 0 "C4" H 3265 9896 50 0000 L CNN
F 1 "0.1uF" H 3200 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3188 9700 50 0001 C CNN
F 3 "~" H 3150 9850 50 0001 C CNN
1 3150 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C3
U 1 1 5BFF0892
P 2750 9850
F 0 "C3" H 2865 9896 50 0000 L CNN
F 1 "0.1uF" H 2800 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 2788 9700 50 0001 C CNN
F 3 "~" H 2750 9850 50 0001 C CNN
1 2750 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C2
U 1 1 5BFE9D13
P 2350 9850
F 0 "C2" H 2465 9896 50 0000 L CNN
F 1 "0.1uF" H 2400 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 2388 9700 50 0001 C CNN
F 3 "~" H 2350 9850 50 0001 C CNN
1 2350 9850
1 0 0 -1
$EndComp
$Comp
L Device:C C1
U 1 1 5BFE9C80
P 1950 9850
F 0 "C1" H 2065 9896 50 0000 L CNN
F 1 "0.1uF" H 2000 9750 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 1988 9700 50 0001 C CNN
F 3 "~" H 1950 9850 50 0001 C CNN
1 1950 9850
1 0 0 -1
$EndComp
Wire Wire Line
4700 8300 5650 8300
Wire Wire Line
7150 8300 10400 8300
Wire Wire Line
7150 8550 7150 8300
Wire Wire Line
5800 8550 7150 8550
Text Notes 5750 8350 0 50 ~ 0
~S1
Text Notes 5750 8800 0 50 ~ 0
S1
Wire Wire Line
3450 8300 4100 8300
Connection ~ 3450 8300
Wire Wire Line
3450 8300 3450 8800
Wire Wire Line
3450 8800 5650 8800
$Comp
L Jumper:Jumper_3_Open JP?
U 1 1 62069817
P 5650 8550
AR Path="/5D770C6B/62069817" Ref="JP?" Part="1"
AR Path="/62069817" Ref="JP1" Part="1"
F 0 "JP1" V 5650 8774 50 0000 C CNN
F 1 "Jumper_3_Open" V 6000 8700 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal" H 5650 8550 50 0001 C CNN
F 3 "~" H 5650 8550 50 0001 C CNN
1 5650 8550
0 -1 -1 0
$EndComp
Connection ~ 4700 9700
Connection ~ 4700 10000
Connection ~ 5100 9700
Connection ~ 5100 10000
Connection ~ 5500 9700
Connection ~ 5500 10000
NoConn ~ 3700 6700
NoConn ~ 3700 6800
NoConn ~ 3700 7100
NoConn ~ 3700 7200
NoConn ~ 3700 7300
NoConn ~ 12000 1850
$Comp
L power:+5V #PWR0102
U 1 1 5F03D9D8
P 3200 6200
F 0 "#PWR0102" H 3200 6050 50 0001 C CNN
F 1 "+5V" H 3215 6373 50 0000 C CNN
F 2 "" H 3200 6200 50 0001 C CNN
F 3 "" H 3200 6200 50 0001 C CNN
1 3200 6200
1 0 0 -1
$EndComp
Wire Wire Line
3200 6400 3200 6350
Wire Wire Line
2700 7200 2650 7200
Wire Wire Line
2650 7200 2650 6350
Wire Wire Line
2650 6350 3200 6350
Connection ~ 3200 6350
Wire Wire Line
3200 6350 3200 6200
Wire Wire Line
1800 8300 3450 8300
$Comp
L Diode:1N4148 D6
U 1 1 5F68D366
P 10300 3500
F 0 "D6" H 10300 2950 50 0000 C CNN
F 1 "1N4148" H 10300 3625 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10300 3325 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10300 3500 50 0001 C CNN
1 10300 3500
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D7
U 1 1 5F6A06AE
P 10300 3700
F 0 "D7" H 10300 3250 50 0000 C CNN
F 1 "1N4148" H 10300 4460 50 0000 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10300 3525 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10300 3700 50 0001 C CNN
1 10300 3700
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D3
U 1 1 5F6A06A8
P 10000 3600
F 0 "D3" H 10000 3050 50 0000 C CNN
F 1 "1N4148" H 10000 3725 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10000 3425 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10000 3600 50 0001 C CNN
1 10000 3600
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D2
U 1 1 5F68D360
P 10000 3400
F 0 "D2" H 10000 2750 50 0000 C CNN
F 1 "1N4148" H 10000 3525 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10000 3225 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10000 3400 50 0001 C CNN
1 10000 3400
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D1
U 1 1 5F6799F8
P 10000 3200
F 0 "D1" H 10000 2450 50 0000 C CNN
F 1 "1N4148" H 10000 3325 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10000 3025 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10000 3200 50 0001 C CNN
1 10000 3200
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D5
U 1 1 5F6799FE
P 10300 3300
F 0 "D5" H 10300 2650 50 0000 C CNN
F 1 "1N4148" H 10300 3425 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10300 3125 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10300 3300 50 0001 C CNN
1 10300 3300
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D8
U 1 1 5F665916
P 10350 3100
F 0 "D8" H 10300 2350 50 0000 C CNN
F 1 "1N4148" H 10350 3225 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10350 2925 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10350 3100 50 0001 C CNN
1 10350 3100
1 0 0 -1
$EndComp
$Comp
L Diode:1N4148 D4
U 1 1 5F662E5C
P 10050 3000
F 0 "D4" H 10000 2150 50 0000 C CNN
F 1 "1N4148" H 10050 3125 50 0001 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10050 2825 50 0001 C CNN
F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 10050 3000 50 0001 C CNN
1 10050 3000
1 0 0 -1
$EndComp
Wire Bus Line
12800 1150 12800 1600
Wire Bus Line
7500 2450 7500 5800
Wire Bus Line
13000 5800 13000 7300
Wire Bus Line
11200 1150 11200 5800
$EndSCHEMATC
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