Apple-2-HW/unified_retro_keyboard
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Adjustments for OSI RESET and shiftlock circuits

Browse Source 
- adjust RC constants to use simple, common values and reduce number of
different part values.

- Create add-on PCB to provide reset/shiftlock function for older 542 and SB2
keyboards.
This commit is contained in:
Dave 2020-05-21 13:48:38 -05:00
parent 25d0693eda
commit 9482a3bf0e
5 changed files with 3799 additions and 86 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2791
hardware/interface-osi/addon.kicad_pcb Normal file
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File diff suppressed because it is too large Load Diff

43
hardware/interface-osi/addon.pro Normal file
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update=Thursday, May 14, 2020 at 04:14:31 PM
version=1
last_client=kicad
[general]
version=1
RootSch=
BoardNm=
[pcbnew]
version=1
LastNetListRead=
UseCmpFile=1
PadDrill=0.600000000000
PadDrillOvalY=0.600000000000
PadSizeH=1.500000000000
PadSizeV=1.500000000000
PcbTextSizeV=1.500000000000
PcbTextSizeH=1.500000000000
PcbTextThickness=0.300000000000
ModuleTextSizeV=1.000000000000
ModuleTextSizeH=1.000000000000
ModuleTextSizeThickness=0.150000000000
SolderMaskClearance=0.000000000000
SolderMaskMinWidth=0.000000000000
DrawSegmentWidth=0.200000000000
BoardOutlineThickness=0.100000000000
ModuleOutlineThickness=0.150000000000
[cvpcb]
version=1
NetIExt=net
[eeschema]
version=1
LibDir=
[eeschema/libraries]
[schematic_editor]
version=1
PageLayoutDescrFile=
PlotDirectoryName=
SubpartIdSeparator=0
SubpartFirstId=65
NetFmtName=
SpiceAjustPassiveValues=0
LabSize=50
ERC_TestSimilarLabels=1

879
hardware/interface-osi/addon.sch Normal file
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EESchema Schematic File Version 4
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F 1 "PWR_FLAG" H 1750 7623 50 0000 C CNN
F 2 "" H 1750 7450 50 0001 C CNN
F 3 "~" H 1750 7450 50 0001 C CNN
1 1750 7450
-1 0 0 1
$EndComp
Connection ~ 1750 7450
Wire Wire Line
1750 7450 1800 7450
NoConn ~ 950 2200
NoConn ~ 950 2400
NoConn ~ 950 2600
NoConn ~ 950 3300
Text Label 1150 6300 0 50 ~ 0
+5V
$Comp
L Diode:1N914 D3
U 1 1 61F5D2C9
P 8750 2250
F 0 "D3" V 8850 2200 50 0000 C CNN
F 1 "1N914" V 8650 2100 50 0000 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 8750 2075 50 0001 C CNN
F 3 "http://www.vishay.com/docs/85622/1n914.pdf" H 8750 2250 50 0001 C CNN
1 8750 2250
0 -1 -1 0
$EndComp
$Comp
L Device:C C5
U 1 1 61F61D11
P 8750 1750
F 0 "C5" H 8865 1796 50 0000 L CNN
F 1 "0.33uF" H 8865 1705 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 8788 1600 50 0001 C CNN
F 3 "~" H 8750 1750 50 0001 C CNN
1 8750 1750
1 0 0 -1
$EndComp
Wire Wire Line
8750 2100 8750 1900
Wire Wire Line
8750 1600 8750 1450
Wire Wire Line
8750 2500 8750 2400
Connection ~ 8750 2500
Wire Wire Line
8750 2500 9000 2500
Wire Wire Line
7600 3850 7600 3900
Wire Wire Line
8300 4900 8450 4900
Wire Wire Line
8300 3650 8800 3650
Wire Wire Line
7750 4150 7850 4150
Wire Wire Line
7600 4400 7600 4500
Wire Wire Line
7600 4500 6900 4500
Connection ~ 6900 4500
Wire Wire Line
6900 4500 6900 4300
$Comp
L 4xxx:4066 U1
U 3 1 5EA7AD03
P 7900 5700
F 0 "U1" V 7946 5572 50 0000 R CNN
F 1 "4066" V 7855 5572 50 0000 R CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 7900 5700 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 7900 5700 50 0001 C CNN
3 7900 5700
1 0 0 -1
$EndComp
Wire Wire Line
8200 5700 8800 5700
Wire Wire Line
7400 5700 7400 5950
$Comp
L power:GND #PWR013
U 1 1 5EA9E7F3
P 7400 5950
F 0 "#PWR013" H 7400 5700 50 0001 C CNN
F 1 "GND" H 7405 5777 50 0000 C CNN
F 2 "" H 7400 5950 50 0001 C CNN
F 3 "" H 7400 5950 50 0001 C CNN
1 7400 5950
1 0 0 -1
$EndComp
Connection ~ 7900 4150
Wire Wire Line
7900 4150 8000 4150
Wire Wire Line
7900 4150 7900 5400
Wire Wire Line
3600 4700 4250 4700
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 6213F2E5
P 7850 4150
F 0 "#FLG0101" H 7850 4225 50 0001 C CNN
F 1 "PWR_FLAG" H 7850 4323 50 0000 C CNN
F 2 "" H 7850 4150 50 0001 C CNN
F 3 "~" H 7850 4150 50 0001 C CNN
1 7850 4150
1 0 0 -1
$EndComp
Connection ~ 7850 4150
Wire Wire Line
7850 4150 7900 4150
$Comp
L power:+5V #PWR0101
U 1 1 621441A6
P 8750 1450
F 0 "#PWR0101" H 8750 1300 50 0001 C CNN
F 1 "+5V" H 8765 1623 50 0000 C CNN
F 2 "" H 8750 1450 50 0001 C CNN
F 3 "" H 8750 1450 50 0001 C CNN
1 8750 1450
1 0 0 -1
$EndComp
$Comp
L 4xxx:4066 U1
U 2 1 6100162B
P 5250 4700
F 0 "U1" V 5296 4572 50 0000 R CNN
F 1 "4066" V 5205 4572 50 0000 R CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5250 4700 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 5250 4700 50 0001 C CNN
2 5250 4700
0 -1 -1 0
$EndComp
$Comp
L Connector_Generic:Conn_01x16 J1
U 1 1 61D7A2C5
P 750 2800
F 0 "J1" H 668 3717 50 0000 C CNN
F 1 "Conn_01x16" H 668 3626 50 0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_Socket" H 750 2800 50 0001 C CNN
F 3 "~" H 750 2800 50 0001 C CNN
1 750 2800
-1 0 0 -1
$EndComp
$Comp
L Diode:1N914 D4
U 1 1 5FC99F09
P 10050 2500
F 0 "D4" H 10050 2600 50 0000 C CNN
F 1 "1N914" H 10250 2450 50 0000 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 10050 2325 50 0001 C CNN
F 3 "http://www.vishay.com/docs/85622/1n914.pdf" H 10050 2500 50 0001 C CNN
1 10050 2500
1 0 0 -1
$EndComp
Wire Wire Line
9900 2500 9600 2500
$Comp
L Device:C C6
U 1 1 5FCCE85D
P 2500 6900
F 0 "C6" H 2550 6800 50 0000 L CNN
F 1 "0.1uF" H 2150 7000 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 2538 6750 50 0001 C CNN
F 3 "~" H 2500 6900 50 0001 C CNN
1 2500 6900
-1 0 0 1
$EndComp
Wire Wire Line
1800 6300 2500 6300
Wire Wire Line
2500 6300 2500 6750
Connection ~ 1800 6300
Wire Wire Line
2500 7050 2500 7450
Wire Wire Line
2500 7450 1800 7450
Connection ~ 1800 7450
$EndSCHEMATC

8
hardware/interface-osi/interface-osi.sch
View File

@ -1493,6 +1493,10 @@ Wire Wire Line
7150 8550 7150 8300
Wire Wire Line
7150 8300 10400 8300
Text Notes 5750 8800 0 50 ~ 0
S1
Text Notes 5750 8350 0 50 ~ 0
~S1
Wire Bus Line
12800 1150 12800 1600
Wire Bus Line
@ -1501,8 +1505,4 @@ Wire Bus Line
13000 5800 13000 7300
Wire Bus Line
11200 1150 11200 5800
Text Notes 5750 8800 0 50 ~ 0
S1
Text Notes 5750 8350 0 50 ~ 0
~S1
$EndSCHEMATC

164
hardware/interface-osi/special_keys.sch
View File

@ -28,61 +28,6 @@ Break_2
Text HLabel 9700 2550 2 50 Output ~ 0
~RESET
$Comp
L 74xx:74LS14 U10
U 1 1 60F8E3EB
P 5600 4500
F 0 "U10" H 5600 4817 50 0000 C CNN
F 1 "74LS14" H 5600 4726 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5600 4500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 5600 4500 50 0001 C CNN
1 5600 4500
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 2 1 60F90788
P 5600 5350
F 0 "U10" H 5600 5667 50 0000 C CNN
F 1 "74LS14" H 5600 5576 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5600 5350 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 5600 5350 50 0001 C CNN
2 5600 5350
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 3 1 60F91229
P 3650 4900
F 0 "U10" H 3650 5217 50 0000 C CNN
F 1 "74LS14" H 3650 5126 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3650 4900 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 3650 4900 50 0001 C CNN
3 3650 4900
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 4 1 60F9322B
P 4150 1800
F 0 "U10" H 4150 2117 50 0000 C CNN
F 1 "74LS14" H 4150 2026 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4150 1800 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 4150 1800 50 0001 C CNN
4 4150 1800
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 6 1 60F956F9
P 8500 2550
F 0 "U10" H 8500 2867 50 0000 C CNN
F 1 "74LS14" H 8500 2776 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 8500 2550 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 8500 2550 50 0001 C CNN
6 8500 2550
1 0 0 -1
$EndComp
$Comp
L Device:R_US R16
U 1 1 60F9ED41
P 5000 5350
@ -163,7 +108,7 @@ L Device:R_US R14
U 1 1 60FF7380
P 3000 1600
F 0 "R14" H 3068 1646 50 0000 L CNN
F 1 "5.6M" H 3068 1555 50 0000 L CNN
F 1 "1M" H 3068 1555 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3040 1590 50 0001 C CNN
F 3 "~" H 3000 1600 50 0001 C CNN
1 3000 1600
@ -174,7 +119,7 @@ L Device:C C18
U 1 1 60FF7386
P 3000 2150
F 0 "C18" H 3115 2196 50 0000 L CNN
F 1 "0.33uF" H 3115 2105 50 0000 L CNN
F 1 "6.8 uF" H 3115 2105 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3038 2000 50 0001 C CNN
F 3 "~" H 3000 2150 50 0001 C CNN
1 3000 2150
@ -363,7 +308,7 @@ L Device:C C20
U 1 1 61431129
P 6150 2900
F 0 "C20" H 6265 2946 50 0000 L CNN
F 1 "0.33uF" H 6265 2855 50 0000 L CNN
F 1 "0.1 uF" H 6265 2855 50 0000 L CNN
F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 6188 2750 50 0001 C CNN
F 3 "~" H 6150 2900 50 0001 C CNN
1 6150 2900
@ -387,7 +332,7 @@ L Device:R_US R17
U 1 1 614646B8
P 5900 2550
F 0 "R17" V 5695 2550 50 0000 C CNN
F 1 "100k" V 5786 2550 50 0000 C CNN
F 1 "1k" V 5786 2550 50 0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5940 2540 50 0001 C CNN
F 3 "~" H 5900 2550 50 0001 C CNN
1 5900 2550
@ -398,7 +343,7 @@ L Device:R_US R13
U 1 1 614BA7F2
P 3000 1100
F 0 "R13" H 3068 1146 50 0000 L CNN
F 1 "100K" H 3068 1055 50 0000 L CNN
F 1 "1k" H 3068 1055 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3040 1090 50 0001 C CNN
F 3 "~" H 3000 1100 50 0001 C CNN
1 3000 1100
@ -424,17 +369,6 @@ Wire Wire Line
6150 2550 6150 2750
Wire Wire Line
7100 1800 7100 2250
$Comp
L 74xx:74LS14 U10
U 5 1 6168AA55
P 5250 2550
F 0 "U10" H 5250 2867 50 0000 C CNN
F 1 "74LS14" H 5250 2776 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5250 2550 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 5250 2550 50 0001 C CNN
5 5250 2550
1 0 0 -1
$EndComp
Wire Wire Line
6150 2550 6050 2550
Connection ~ 6150 2550
@ -563,17 +497,6 @@ Reset Delay time: about 3.3 sec\nReset delay is approx. proportional to 10sec/uF
Text Notes 6400 3150 0 50 ~ 0
~RESET~ pulse is approx 50 usec.
$Comp
L 74xx:74LS14 U10
U 7 1 61CB40D7
P 3850 6800
F 0 "U10" H 4080 6846 50 0000 L CNN
F 1 "74LS14" H 4080 6755 50 0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 3850 6800 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 3850 6800 50 0001 C CNN
7 3850 6800
1 0 0 -1
$EndComp
$Comp
L 4xxx:4066 U11
U 5 1 61CB40DD
P 3150 6800
@ -731,4 +654,81 @@ F 3 "" H 8050 1550 50 0001 C CNN
1 8050 1550
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U10
U 1 1 5FC352BA
P 5600 4500
F 0 "U10" H 5600 4817 50 0000 C CNN
F 1 "74HC14" H 5600 4726 50 0000 C CNN
F 2 "" H 5600 4500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 5600 4500 50 0001 C CNN
1 5600 4500
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 2 1 60F90788
P 5600 5350
F 0 "U10" H 5600 5667 50 0000 C CNN
F 1 "74HC14" H 5600 5576 50 0000 C CNN
F 2 "" H 5600 5350 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 5600 5350 50 0001 C CNN
2 5600 5350
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 3 1 60F91229
P 3650 4900
F 0 "U10" H 3650 5217 50 0000 C CNN
F 1 "74HC14" H 3650 5126 50 0000 C CNN
F 2 "" H 3650 4900 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 3650 4900 50 0001 C CNN
3 3650 4900
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 4 1 60F9322B
P 4150 1800
F 0 "U10" H 4150 2117 50 0000 C CNN
F 1 "74HC14" H 4150 2026 50 0000 C CNN
F 2 "" H 4150 1800 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 4150 1800 50 0001 C CNN
4 4150 1800
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 6 1 60F956F9
P 8500 2550
F 0 "U10" H 8500 2867 50 0000 C CNN
F 1 "74HC14" H 8500 2776 50 0000 C CNN
F 2 "" H 8500 2550 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 8500 2550 50 0001 C CNN
6 8500 2550
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 5 1 6168AA55
P 5250 2550
F 0 "U10" H 5250 2867 50 0000 C CNN
F 1 "74HC14" H 5250 2776 50 0000 C CNN
F 2 "" H 5250 2550 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 5250 2550 50 0001 C CNN
5 5250 2550
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U10
U 7 1 61CB40D7
P 3850 6800
F 0 "U10" H 4080 6846 50 0000 L CNN
F 1 "74HC14" H 4080 6755 50 0000 L CNN
F 2 "" H 3850 6800 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 3850 6800 50 0001 C CNN
7 3850 6800
1 0 0 -1
$EndComp
$EndSCHEMATC