Apple-2-HW/unified_retro_keyboard
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addon board uses 74HC14

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Dave 2020-05-21 15:13:04 -05:00
parent 54a7cd0cd1
commit 3c8a02ce9a
2 changed files with 145 additions and 1521 deletions
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1512
hardware/interface-osi/addon.kicad_pcb
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154
hardware/interface-osi/addon.sch
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@ -14,61 +14,6 @@ Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 74xx:74LS14 U2
U 5 1 60F8E3EB
P 6500 4300
F 0 "U2" H 6500 4617 50 0000 C CNN
F 1 "74LS14" H 6500 4526 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6500 4300 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 6500 4300 50 0001 C CNN
5 6500 4300
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U2
U 4 1 60F90788
P 6500 5150
F 0 "U2" H 6500 5467 50 0000 C CNN
F 1 "74LS14" H 6500 5376 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6500 5150 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 6500 5150 50 0001 C CNN
4 6500 5150
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U2
U 6 1 60F91229
P 4550 4700
F 0 "U2" H 4550 5017 50 0000 C CNN
F 1 "74LS14" H 4550 4926 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4550 4700 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 4550 4700 50 0001 C CNN
6 4550 4700
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U2
U 2 1 60F9322B
P 4950 1750
F 0 "U2" H 4950 2067 50 0000 C CNN
F 1 "74LS14" H 4950 1976 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 4950 1750 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 4950 1750 50 0001 C CNN
2 4950 1750
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U2
U 1 1 60F956F9
P 9300 2500
F 0 "U2" H 9300 2817 50 0000 C CNN
F 1 "74LS14" H 9300 2726 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 9300 2500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 9300 2500 50 0001 C CNN
1 9300 2500
1 0 0 -1
$EndComp
$Comp
L Device:R_US R6
U 1 1 60F9ED41
P 5900 5150
@ -383,17 +328,6 @@ Wire Wire Line
6950 2500 6950 2700
Wire Wire Line
7900 1750 7900 2200
$Comp
L 74xx:74LS14 U2
U 3 1 6168AA55
P 6050 2500
F 0 "U2" H 6050 2817 50 0000 C CNN
F 1 "74LS14" H 6050 2726 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6050 2500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 6050 2500 50 0001 C CNN
3 6050 2500
1 0 0 -1
$EndComp
Wire Wire Line
6950 2500 6850 2500
Connection ~ 6950 2500
@ -518,17 +452,6 @@ Reset Delay time: about 3.3 sec\nReset delay is approx. proportional to 10sec/uF
Text Notes 7200 3100 0 50 ~ 0
~RESET~ pulse is approx 50 usec.
$Comp
L 74xx:74LS14 U2
U 7 1 61CB40D7
P 1800 6900
F 0 "U2" H 2030 6946 50 0000 L CNN
F 1 "74LS14" H 2030 6855 50 0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1800 6900 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS14" H 1800 6900 50 0001 C CNN
7 1800 6900
1 0 0 -1
$EndComp
$Comp
L 4xxx:4066 U1
U 5 1 61CB40DD
P 1100 6900
@ -876,4 +799,81 @@ Wire Wire Line
Wire Wire Line
2500 7450 1800 7450
Connection ~ 1800 7450
$Comp
L 74xx:74HC14 U2
U 2 1 5FD482AC
P 4950 1750
F 0 "U2" H 4950 2067 50 0000 C CNN
F 1 "74HC14" H 4950 1976 50 0000 C CNN
F 2 "" H 4950 1750 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 4950 1750 50 0001 C CNN
2 4950 1750
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U2
U 1 1 5FD4B9BD
P 9300 2500
F 0 "U2" H 9300 2817 50 0000 C CNN
F 1 "74HC14" H 9300 2726 50 0000 C CNN
F 2 "" H 9300 2500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 9300 2500 50 0001 C CNN
1 9300 2500
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U2
U 3 1 5FD4C240
P 6050 2500
F 0 "U2" H 6050 2817 50 0000 C CNN
F 1 "74HC14" H 6050 2726 50 0000 C CNN
F 2 "" H 6050 2500 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 6050 2500 50 0001 C CNN
3 6050 2500
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U2
U 4 1 5FD4CE49
P 6500 5150
F 0 "U2" H 6500 5467 50 0000 C CNN
F 1 "74HC14" H 6500 5376 50 0000 C CNN
F 2 "" H 6500 5150 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 6500 5150 50 0001 C CNN
4 6500 5150
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U2
U 5 1 5FD4D9F0
P 6500 4300
F 0 "U2" H 6500 4617 50 0000 C CNN
F 1 "74HC14" H 6500 4526 50 0000 C CNN
F 2 "" H 6500 4300 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 6500 4300 50 0001 C CNN
5 6500 4300
1 0 0 -1
$EndComp
$Comp
L 74xx:74HC14 U2
U 6 1 5FD4E6ED
P 4550 4700
F 0 "U2" H 4550 5017 50 0000 C CNN
F 1 "74HC14" H 4550 4926 50 0000 C CNN
F 2 "" H 4550 4700 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 4550 4700 50 0001 C CNN
6 4550 4700
1 0 0 -1
$EndComp
$Comp
L 74xx:74LS14 U2
U 7 1 61CB40D7
P 1800 6900
F 0 "U2" H 2030 6946 50 0000 L CNN
F 1 "74HC14" H 2030 6855 50 0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 1800 6900 50 0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 1800 6900 50 0001 C CNN
7 1800 6900
1 0 0 -1
$EndComp
$EndSCHEMATC