EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "OSI ~RESET~ and SHIFTLOCK circuits" Date "2020-05-27" Rev "1.1" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Device:R_US R6 U 1 1 60F9ED41 P 5900 5150 F 0 "R6" V 6000 5150 50 0000 C CNN F 1 "100k" V 5800 5150 50 0000 C CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5940 5140 50 0001 C CNN F 3 "~" H 5900 5150 50 0001 C CNN 1 5900 5150 0 -1 -1 0 $EndComp $Comp L Device:R_US R5 U 1 1 60FA15B9 P 5800 4500 F 0 "R5" V 5900 4500 50 0000 C CNN F 1 "10k" V 5700 4500 50 0000 C CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5840 4490 50 0001 C CNN F 3 "~" H 5800 4500 50 0001 C CNN 1 5800 4500 1 0 0 -1 $EndComp Wire Wire Line 6050 5150 6100 5150 Wire Wire Line 6100 5150 6100 4800 Wire Wire Line 6100 4800 6900 4800 Wire Wire Line 6900 4800 6900 4300 Wire Wire Line 6900 4300 6800 4300 Connection ~ 6100 5150 Wire Wire Line 6100 5150 6200 5150 Wire Wire Line 6200 4300 5800 4300 Wire Wire Line 5800 4300 5800 4350 Wire Wire Line 5800 4650 7050 4650 Wire Wire Line 7050 4650 7050 5150 Wire Wire Line 7050 5150 6800 5150 Connection ~ 5800 4300 Wire Wire Line 5750 5150 5250 5150 Connection ~ 5250 5150 Wire Wire Line 5250 5150 5250 5300 $Comp L power:GND #PWR011 U 1 1 60FB81DD P 5250 5700 F 0 "#PWR011" H 5250 5450 50 0001 C CNN F 1 "GND" H 5255 5527 50 0000 C CNN F 2 "" H 5250 5700 50 0001 C CNN F 3 "" H 5250 5700 50 0001 C CNN 1 5250 5700 1 0 0 -1 $EndComp $Comp L Device:C C3 U 1 1 60FCB99A P 5250 5450 F 0 "C3" H 5300 5350 50 0000 L CNN F 1 "0.1uF" H 4900 5550 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 5288 5300 50 0001 C CNN F 3 "~" H 5250 5450 50 0001 C CNN 1 5250 5450 -1 0 0 1 $EndComp Wire Wire Line 5250 5600 5250 5700 $Comp L Device:R_US R4 U 1 1 60FF7380 P 3800 1550 F 0 "R4" H 3868 1596 50 0000 L CNN F 1 "1M" H 3868 1505 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3840 1540 50 0001 C CNN F 3 "~" H 3800 1550 50 0001 C CNN 1 3800 1550 1 0 0 -1 $EndComp $Comp L Device:C C2 U 1 1 60FF7386 P 3800 2100 F 0 "C2" H 3915 2146 50 0000 L CNN F 1 "6.8uF" H 3915 2055 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3838 1950 50 0001 C CNN F 3 "~" H 3800 2100 50 0001 C CNN 1 3800 2100 1 0 0 -1 $EndComp $Comp L power:GND #PWR010 U 1 1 60FF7396 P 3800 2350 F 0 "#PWR010" H 3800 2100 50 0001 C CNN F 1 "GND" H 3805 2177 50 0000 C CNN F 2 "" H 3800 2350 50 0001 C CNN F 3 "" H 3800 2350 50 0001 C CNN 1 3800 2350 1 0 0 -1 $EndComp Wire Wire Line 3800 2350 3800 2250 $Comp L 4xxx:4066 U1 U 4 1 60FFF569 P 9300 4150 F 0 "U1" V 9346 4022 50 0000 R CNN F 1 "4066" V 9255 4022 50 0000 R CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 9300 4150 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 9300 4150 50 0001 C CNN 4 9300 4150 0 -1 -1 0 $EndComp $Comp L 4xxx:4066 U1 U 1 1 6100250F P 7900 2500 F 0 "U1" H 7900 2327 50 0000 C CNN F 1 "4066" H 7900 2236 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 7900 2500 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 7900 2500 50 0001 C CNN 1 7900 2500 -1 0 0 -1 $EndComp Wire Wire Line 5250 5150 5250 5000 Wire Wire Line 5250 4400 5250 4300 Wire Wire Line 5250 4300 5800 4300 Wire Wire Line 3150 5150 3150 5600 $Comp L power:GND #PWR06 U 1 1 61054316 P 3150 5600 F 0 "#PWR06" H 3150 5350 50 0001 C CNN F 1 "GND" H 3155 5427 50 0000 C CNN F 2 "" H 3150 5600 50 0001 C CNN F 3 "" H 3150 5600 50 0001 C CNN 1 3150 5600 1 0 0 -1 $EndComp $Comp L power:+5V #PWR07 U 1 1 6105BADF P 3600 3550 F 0 "#PWR07" H 3600 3400 50 0001 C CNN F 1 "+5V" H 3615 3723 50 0000 C CNN F 2 "" H 3600 3550 50 0001 C CNN F 3 "" H 3600 3550 50 0001 C CNN 1 3600 3550 1 0 0 -1 $EndComp $Comp L Device:C C1 U 1 1 6106E29B P 3600 5450 F 0 "C1" H 3650 5350 50 0000 L CNN F 1 "0.33uF" H 3250 5550 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 3638 5300 50 0001 C CNN F 3 "~" H 3600 5450 50 0001 C CNN 1 3600 5450 -1 0 0 1 $EndComp Wire Wire Line 3600 4700 3600 5300 $Comp L power:GND #PWR08 U 1 1 610755A7 P 3600 5700 F 0 "#PWR08" H 3600 5450 50 0001 C CNN F 1 "GND" H 3605 5527 50 0000 C CNN F 2 "" H 3600 5700 50 0001 C CNN F 3 "" H 3600 5700 50 0001 C CNN 1 3600 5700 1 0 0 -1 $EndComp Wire Wire Line 3600 5700 3600 5600 Wire Wire Line 4850 4700 4900 4700 Wire Wire Line 4900 4700 4900 3850 Wire Wire Line 4900 3850 7150 3850 Connection ~ 4900 4700 Wire Wire Line 4900 4700 4950 4700 Wire Wire Line 9300 3850 9300 3650 Wire Wire Line 9300 4450 9300 4900 $Comp L power:+5V #PWR09 U 1 1 6119EF3F P 3800 800 F 0 "#PWR09" H 3800 650 50 0001 C CNN F 1 "+5V" H 3815 973 50 0000 C CNN F 2 "" H 3800 800 50 0001 C CNN F 3 "" H 3800 800 50 0001 C CNN 1 3800 800 1 0 0 -1 $EndComp $Comp L power:+5V #PWR014 U 1 1 61245055 P 9450 5400 F 0 "#PWR014" H 9450 5250 50 0001 C CNN F 1 "+5V" H 9465 5573 50 0000 C CNN F 2 "" H 9450 5400 50 0001 C CNN F 3 "" H 9450 5400 50 0001 C CNN 1 9450 5400 1 0 0 -1 $EndComp Wire Wire Line 9450 5400 9450 5550 Wire Wire Line 9450 5550 9800 5550 Wire Wire Line 8400 5700 8600 5700 $Comp L Device:C C4 U 1 1 61431129 P 6950 2850 F 0 "C4" H 7065 2896 50 0000 L CNN F 1 "0.1uF" H 7065 2805 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 6988 2700 50 0001 C CNN F 3 "~" H 6950 2850 50 0001 C CNN 1 6950 2850 1 0 0 -1 $EndComp $Comp L power:GND #PWR012 U 1 1 6143112F P 6950 3100 F 0 "#PWR012" H 6950 2850 50 0001 C CNN F 1 "GND" H 6955 2927 50 0000 C CNN F 2 "" H 6950 3100 50 0001 C CNN F 3 "" H 6950 3100 50 0001 C CNN 1 6950 3100 1 0 0 -1 $EndComp Wire Wire Line 6950 3100 6950 3000 $Comp L Device:R_US R7 U 1 1 614646B8 P 6700 2500 F 0 "R7" V 6495 2500 50 0000 C CNN F 1 "1k" V 6586 2500 50 0000 C CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 6740 2490 50 0001 C CNN F 3 "~" H 6700 2500 50 0001 C CNN 1 6700 2500 0 1 1 0 $EndComp $Comp L Device:R_US R3 U 1 1 614BA7F2 P 3800 1050 F 0 "R3" H 3868 1096 50 0000 L CNN F 1 "1k" H 3868 1005 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3840 1040 50 0001 C CNN F 3 "~" H 3800 1050 50 0001 C CNN 1 3800 1050 1 0 0 -1 $EndComp Wire Wire Line 3800 1200 3800 1300 Wire Wire Line 4650 1750 4200 1750 Wire Wire Line 3800 1700 3800 1750 Connection ~ 3800 1750 Wire Wire Line 3800 1750 3800 1950 Connection ~ 3800 1350 Wire Wire Line 3800 1350 3800 1400 Wire Wire Line 5250 1750 5600 1750 Wire Wire Line 6950 2500 6950 2700 Wire Wire Line 7900 1750 7900 2200 Wire Wire Line 6950 2500 6850 2500 Connection ~ 6950 2500 Wire Wire Line 6550 2500 6350 2500 Wire Wire Line 5750 2500 5600 2500 Wire Wire Line 5600 2500 5600 1750 Connection ~ 5600 1750 Wire Wire Line 5600 1750 7900 1750 Wire Wire Line 6950 2500 7600 2500 Wire Wire Line 8200 2500 8600 2500 Wire Wire Line 8600 2950 8600 3100 Wire Wire Line 8600 2650 8600 2500 $Comp L Device:R_US R8 U 1 1 61505BC8 P 8600 2800 F 0 "R8" H 8668 2846 50 0000 L CNN F 1 "1K" H 8668 2755 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 8640 2790 50 0001 C CNN F 3 "~" H 8600 2800 50 0001 C CNN 1 8600 2800 -1 0 0 1 $EndComp Connection ~ 8600 2500 Wire Wire Line 8600 2500 8750 2500 $Comp L power:GND #PWR015 U 1 1 6170BBEC P 8600 3100 F 0 "#PWR015" H 8600 2850 50 0001 C CNN F 1 "GND" H 8605 2927 50 0000 C CNN F 2 "" H 8600 3100 50 0001 C CNN F 3 "" H 8600 3100 50 0001 C CNN 1 8600 3100 1 0 0 -1 $EndComp $Comp L Diode:1N914 D1 U 1 1 6170E5F0 P 4200 1550 F 0 "D1" V 4300 1500 50 0000 C CNN F 1 "1N914" V 4100 1400 50 0000 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 4200 1375 50 0001 C CNN F 3 "http://www.vishay.com/docs/85622/1n914.pdf" H 4200 1550 50 0001 C CNN 1 4200 1550 0 -1 -1 0 $EndComp Wire Wire Line 4200 1400 4200 1300 Wire Wire Line 4200 1700 4200 1750 Connection ~ 4200 1750 Wire Wire Line 4200 1750 3800 1750 Wire Wire Line 3800 1300 4200 1300 Connection ~ 3800 1300 Wire Wire Line 3800 1300 3800 1350 Wire Wire Line 3800 800 3800 900 Wire Wire Line 2950 1750 2950 2350 $Comp L power:GND #PWR05 U 1 1 617A42C5 P 2950 2350 F 0 "#PWR05" H 2950 2100 50 0001 C CNN F 1 "GND" H 2955 2177 50 0000 C CNN F 2 "" H 2950 2350 50 0001 C CNN F 3 "" H 2950 2350 50 0001 C CNN 1 2950 2350 1 0 0 -1 $EndComp Wire Wire Line 10700 2500 10200 2500 Wire Wire Line 3600 4700 3600 4550 Wire Wire Line 3600 4050 3600 4250 $Comp L Device:R_US R2 U 1 1 61058683 P 3600 4400 F 0 "R2" H 3500 4550 50 0000 L CNN F 1 "100k" H 3350 4350 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3640 4390 50 0001 C CNN F 3 "~" H 3600 4400 50 0001 C CNN 1 3600 4400 1 0 0 -1 $EndComp Connection ~ 3600 4700 $Comp L Device:R_US R1 U 1 1 61C4846D P 3600 3850 F 0 "R1" H 3500 4000 50 0000 L CNN F 1 "1k" H 3350 3800 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3640 3840 50 0001 C CNN F 3 "~" H 3600 3850 50 0001 C CNN 1 3600 3850 1 0 0 -1 $EndComp Wire Wire Line 3600 3700 3600 3550 Wire Wire Line 3600 4050 3600 4000 Connection ~ 3600 4050 Text Notes 2350 4950 0 50 ~ 0 Debounce Time approx 40 msec Text Notes 3400 2800 0 50 ~ 0 Reset Delay time: about 3.3 sec\nReset delay is approx. proportional to 5 sec/uF * C1 value Text Notes 7200 3100 0 50 ~ 0 ~RESET~ pulse is approx 50 usec. $Comp L 4xxx:4066 U1 U 5 1 61CB40DD P 830 6930 F 0 "U1" H 1060 6976 50 0000 L CNN F 1 "4066" H 1060 6885 50 0000 L CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 830 6930 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 830 6930 50 0001 C CNN 5 830 6930 1 0 0 -1 $EndComp Wire Wire Line 830 6430 830 6330 Wire Wire Line 830 6330 1130 6330 Wire Wire Line 1530 6330 1530 6430 Wire Wire Line 1530 7430 1530 7480 Wire Wire Line 830 7480 830 7430 $Comp L power:GND #PWR04 U 1 1 61CB40E9 P 1130 7530 F 0 "#PWR04" H 1130 7280 50 0001 C CNN F 1 "GND" H 1135 7357 50 0000 C CNN F 2 "" H 1130 7530 50 0001 C CNN F 3 "" H 1130 7530 50 0001 C CNN 1 1130 7530 1 0 0 -1 $EndComp Wire Wire Line 1130 7530 1130 7480 $Comp L power:+5V #PWR03 U 1 1 61CB40F2 P 1130 6230 F 0 "#PWR03" H 1130 6080 50 0001 C CNN F 1 "+5V" H 1145 6403 50 0000 C CNN F 2 "" H 1130 6230 50 0001 C CNN F 3 "" H 1130 6230 50 0001 C CNN 1 1130 6230 1 0 0 -1 $EndComp Wire Wire Line 1130 6230 1130 6330 Connection ~ 1130 6330 Wire Wire Line 1130 6330 1380 6330 Wire Wire Line 950 2100 2300 2100 Wire Wire Line 2300 2100 2300 1350 Wire Wire Line 2300 1350 3800 1350 Wire Wire Line 2500 1750 2500 2300 Wire Wire Line 2500 2300 950 2300 Wire Wire Line 2500 1750 2950 1750 Wire Wire Line 950 2800 1250 2800 Wire Wire Line 1250 2800 1250 3500 $Comp L power:GND #PWR02 U 1 1 61E38A45 P 1250 3950 F 0 "#PWR02" H 1250 3700 50 0001 C CNN F 1 "GND" H 1255 3777 50 0000 C CNN F 2 "" H 1250 3950 50 0001 C CNN F 3 "" H 1250 3950 50 0001 C CNN 1 1250 3950 1 0 0 -1 $EndComp Wire Wire Line 950 3600 1100 3600 $Comp L power:+5V #PWR01 U 1 1 61E3D766 P 1100 1050 F 0 "#PWR01" H 1100 900 50 0001 C CNN F 1 "+5V" H 1115 1223 50 0000 C CNN F 2 "" H 1100 1050 50 0001 C CNN F 3 "" H 1100 1050 50 0001 C CNN 1 1100 1050 1 0 0 -1 $EndComp Wire Wire Line 1100 1050 1100 3600 Wire Wire Line 950 2500 2500 2500 Wire Wire Line 2500 2500 2500 4050 Wire Wire Line 2500 4050 3600 4050 Wire Wire Line 950 2700 2250 2700 Wire Wire Line 2250 2700 2250 5150 Wire Wire Line 2250 5150 3150 5150 Text Label 1150 2500 0 50 ~ 0 ShiftLock1 Text Label 1150 2100 0 50 ~ 0 Break1 Wire Wire Line 950 2900 1550 2900 Text GLabel 1550 2900 2 50 Input ~ 0 Row0 Text GLabel 1550 3000 2 50 Input ~ 0 Col0 Text GLabel 1550 3100 2 50 Input ~ 0 ShifLockLED+ Text GLabel 1550 3200 2 50 Input ~ 0 ShiftLockLED- Text GLabel 9800 4900 2 50 Input ~ 0 Row0 Text GLabel 9800 3650 2 50 Input ~ 0 Col0 Text GLabel 9800 5550 2 50 Input ~ 0 ShifLockLED+ Text GLabel 9800 5700 2 50 Input ~ 0 ShiftLockLED- Wire Wire Line 1550 3000 950 3000 Wire Wire Line 1550 3100 950 3100 Wire Wire Line 1550 3200 950 3200 Text GLabel 10700 2500 2 50 Input ~ 0 ~RESET Text GLabel 1550 3400 2 50 Input ~ 0 ~RESET Wire Wire Line 1550 3400 950 3400 Wire Wire Line 950 3500 1250 3500 Connection ~ 1250 3500 Wire Wire Line 1250 3500 1250 3950 $Comp L power:PWR_FLAG #FLG01 U 1 1 61EB4CE6 P 1380 6330 F 0 "#FLG01" H 1380 6405 50 0001 C CNN F 1 "PWR_FLAG" H 1380 6503 50 0000 C CNN F 2 "" H 1380 6330 50 0001 C CNN F 3 "~" H 1380 6330 50 0001 C CNN 1 1380 6330 1 0 0 -1 $EndComp Connection ~ 1380 6330 Wire Wire Line 1380 6330 1530 6330 Connection ~ 1130 7480 Wire Wire Line 1130 7480 1480 7480 Wire Wire Line 830 7480 1130 7480 $Comp L power:PWR_FLAG #FLG02 U 1 1 61EC3E1F P 1480 7480 F 0 "#FLG02" H 1480 7555 50 0001 C CNN F 1 "PWR_FLAG" H 1480 7653 50 0000 C CNN F 2 "" H 1480 7480 50 0001 C CNN F 3 "~" H 1480 7480 50 0001 C CNN 1 1480 7480 -1 0 0 1 $EndComp Connection ~ 1480 7480 Wire Wire Line 1480 7480 1530 7480 NoConn ~ 950 2200 NoConn ~ 950 2400 NoConn ~ 950 2600 NoConn ~ 950 3300 Text Label 880 6330 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 1500 Wire Wire Line 8750 2500 8750 2400 Connection ~ 8750 2500 Wire Wire Line 8750 2500 9000 2500 Wire Wire Line 9300 3650 9800 3650 Wire Wire Line 8200 4300 6900 4300 Connection ~ 6900 4300 $Comp L 4xxx:4066 U1 U 3 1 5EA7AD03 P 8900 5700 F 0 "U1" V 8946 5572 50 0000 R CNN F 1 "4066" V 8855 5572 50 0000 R CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 8900 5700 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/cd4066b.pdf" H 8900 5700 50 0001 C CNN 3 8900 5700 1 0 0 -1 $EndComp Wire Wire Line 9200 5700 9800 5700 Wire Wire Line 8400 5700 8400 5950 $Comp L power:GND #PWR013 U 1 1 5EA9E7F3 P 8400 5950 F 0 "#PWR013" H 8400 5700 50 0001 C CNN F 1 "GND" H 8405 5777 50 0000 C CNN F 2 "" H 8400 5950 50 0001 C CNN F 3 "" H 8400 5950 50 0001 C CNN 1 8400 5950 1 0 0 -1 $EndComp Wire Wire Line 8900 4150 9000 4150 Wire Wire Line 8900 4150 8900 4200 Wire Wire Line 3600 4700 4250 4700 $Comp L power:+5V #PWR0101 U 1 1 621441A6 P 8750 1050 F 0 "#PWR0101" H 8750 900 50 0001 C CNN F 1 "+5V" H 8765 1223 50 0000 C CNN F 2 "" H 8750 1050 50 0001 C CNN F 3 "" H 8750 1050 50 0001 C CNN 1 8750 1050 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 2230 6930 F 0 "C6" H 2280 6830 50 0000 L CNN F 1 "0.1uF" H 1880 7030 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D6.0mm_W2.5mm_P5.00mm" H 2268 6780 50 0001 C CNN F 3 "~" H 2230 6930 50 0001 C CNN 1 2230 6930 -1 0 0 1 $EndComp Wire Wire Line 1530 6330 2230 6330 Wire Wire Line 2230 6330 2230 6780 Connection ~ 1530 6330 Wire Wire Line 2230 7080 2230 7480 Wire Wire Line 2230 7480 1530 7480 Connection ~ 1530 7480 $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 1530 6930 F 0 "U2" H 1760 6976 50 0000 L CNN F 1 "74HC14" H 1760 6885 50 0000 L CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 1530 6930 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC14" H 1530 6930 50 0001 C CNN 7 1530 6930 1 0 0 -1 $EndComp $Comp L Diode:1N914 D5 U 1 1 5F1DB8C4 P 8750 1350 F 0 "D5" V 8850 1300 50 0000 C CNN F 1 "1N914" V 8650 1200 50 0000 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 8750 1175 50 0001 C CNN F 3 "http://www.vishay.com/docs/85622/1n914.pdf" H 8750 1350 50 0001 C CNN 1 8750 1350 0 -1 -1 0 $EndComp Wire Wire Line 8750 1200 8750 1050 $Comp L Connector_Generic:Conn_02x03_Odd_Even JP1 U 1 1 5F1F3BF6 P 8400 4300 F 0 "JP1" H 8450 4617 50 0000 C CNN F 1 "ShiftLock_Select" H 8450 4526 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical" H 8400 4300 50 0001 C CNN F 3 "~" H 8400 4300 50 0001 C CNN 1 8400 4300 1 0 0 1 $EndComp Wire Wire Line 7150 4200 8200 4200 Wire Wire Line 7150 3850 7150 4200 Wire Wire Line 7050 4650 7050 4400 Wire Wire Line 7050 4400 8200 4400 Connection ~ 7050 4650 Text Notes 7400 4200 0 50 ~ 0 Mechanical Text Notes 7400 4300 0 50 ~ 0 Soft Initial ON Text Notes 7400 4400 0 50 ~ 0 Soft Initital OFF Wire Wire Line 8700 4200 8900 4200 Connection ~ 8900 4200 Wire Wire Line 8900 4200 8900 4300 Wire Wire Line 8900 4300 8700 4300 Connection ~ 8900 4300 Wire Wire Line 8900 4300 8900 4400 Wire Wire Line 8700 4400 8900 4400 Connection ~ 8900 4400 Wire Wire Line 8900 4400 8900 5400 Wire Wire Line 9300 4900 9800 4900 Text Notes 1150 2690 0 50 ~ 0 ShiftLock2 Text Notes 1150 2290 0 50 ~ 0 Break2 $EndSCHEMATC