From 01451f8a46b0810ba0ebb4ee0013849f780d66ef Mon Sep 17 00:00:00 2001 From: Leonard Kugis Date: Mon, 4 Nov 2019 02:09:57 +0100 Subject: structure, buttons, status Implemented hierarchy. Added button interface. Added status interface. --- PinLock.sch | 609 +++++++++++++++--------------------------------------------- 1 file changed, 147 insertions(+), 462 deletions(-) (limited to 'PinLock.sch') diff --git a/PinLock.sch b/PinLock.sch index 00a9108..68d4973 100644 --- a/PinLock.sch +++ b/PinLock.sch @@ -4,7 +4,7 @@ EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 -Sheet 1 1 +Sheet 1 4 Title "Pin Lock" Date "2019-10-29" Rev "1.0" @@ -14,17 +14,6 @@ Comment2 "WiSe 2019/2020" Comment3 "" Comment4 "" $EndDescr -$Comp -L 74xx:74LS48 U? -U 1 1 5DB99928 -P 10300 2550 -F 0 "U?" H 10550 3000 50 0000 C CNN -F 1 "74LS48" H 10100 3000 50 0000 C CNN -F 2 "" H 10300 2550 50 0001 C CNN -F 3 "http://www.ti.com/lit/gpn/sn74LS48" H 10300 2550 50 0001 C CNN - 1 10300 2550 - 1 0 0 -1 -$EndComp Wire Wire Line 5300 950 5400 950 Connection ~ 5300 950 @@ -33,17 +22,6 @@ Wire Wire Line Wire Wire Line 5300 950 5300 1300 $Comp -L MCU_Microchip_ATmega:ATmega16A-PU U? -U 1 1 5DB85A9E -P 5300 3300 -F 0 "U?" H 5750 1350 50 0000 C CNN -F 1 "ATmega16A-PU" H 4900 1350 50 0000 C CNN -F 2 "Package_DIP:DIP-40_W15.24mm" H 5300 3300 50 0001 C CIN -F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-8154-8-bit-AVR-ATmega16A_Datasheet.pdf" H 5300 3300 50 0001 C CNN - 1 5300 3300 - 1 0 0 -1 -$EndComp -$Comp L Switch:SW_Push SW? U 1 1 5DBE2224 P 4250 1600 @@ -182,475 +160,182 @@ Wire Wire Line Connection ~ 2050 1600 Wire Wire Line 2050 1600 2050 2400 -Wire Wire Line - 5300 5300 5300 6200 Wire Wire Line 5300 7000 2050 7000 Connection ~ 2050 7000 Wire Wire Line 2050 7000 2050 7100 -$Comp -L Display_Character:SA15-11GWA U? -U 1 1 5DCC2268 -P 10650 5600 -F 0 "U?" H 10650 6267 50 0000 C CNN -F 1 "SA15-11GWA" H 10650 6176 50 0000 C CNN -F 2 "Display_7Segment:SA15-11xxx" H 10650 5550 50 0001 C CNN -F 3 "http://www.kingbrightusa.com/images/catalog/SPEC/SA15-11GWA.pdf" H 10650 5550 50 0001 C CNN - 1 10650 5600 - 1 0 0 -1 -$EndComp -Text GLabel 10350 5900 0 50 Input ~ 0 -g4 -Text GLabel 10350 5800 0 50 Input ~ 0 -f4 -Text GLabel 10350 5700 0 50 Input ~ 0 -e4 -Text GLabel 10350 5600 0 50 Input ~ 0 -d4 -Text GLabel 10350 5500 0 50 Input ~ 0 -c4 -Text GLabel 10350 5400 0 50 Input ~ 0 -b4 -Text GLabel 10350 5300 0 50 Input ~ 0 -a4 -Text GLabel 9500 5900 0 50 Input ~ 0 -g3 -Text GLabel 9500 5800 0 50 Input ~ 0 -f3 -Text GLabel 9500 5700 0 50 Input ~ 0 -e3 -Text GLabel 9500 5600 0 50 Input ~ 0 -d3 -Text GLabel 9500 5500 0 50 Input ~ 0 -c3 -Text GLabel 9500 5400 0 50 Input ~ 0 -b3 -Text GLabel 9500 5300 0 50 Input ~ 0 -a3 -$Comp -L Display_Character:SA15-11GWA U? -U 1 1 5DCC1AA9 -P 9800 5600 -F 0 "U?" H 9800 6267 50 0000 C CNN -F 1 "SA15-11GWA" H 9800 6176 50 0000 C CNN -F 2 "Display_7Segment:SA15-11xxx" H 9800 5550 50 0001 C CNN -F 3 "http://www.kingbrightusa.com/images/catalog/SPEC/SA15-11GWA.pdf" H 9800 5550 50 0001 C CNN - 1 9800 5600 - 1 0 0 -1 -$EndComp -Text GLabel 8650 5300 0 50 Input ~ 0 -a2 -Text GLabel 7800 5300 0 50 Input ~ 0 -a1 -Text GLabel 8650 5400 0 50 Input ~ 0 -b2 -Text GLabel 8650 5500 0 50 Input ~ 0 -c2 -Text GLabel 8650 5600 0 50 Input ~ 0 -d2 -Text GLabel 8650 5700 0 50 Input ~ 0 -e2 -Text GLabel 8650 5800 0 50 Input ~ 0 -f2 -Text GLabel 8650 5900 0 50 Input ~ 0 -g2 -Text GLabel 7800 5800 0 50 Input ~ 0 -f1 -Text GLabel 7800 5900 0 50 Input ~ 0 -g1 -Text GLabel 7800 5700 0 50 Input ~ 0 -e1 -Text GLabel 7800 5600 0 50 Input ~ 0 -d1 -Text GLabel 7800 5500 0 50 Input ~ 0 -c1 -Text GLabel 7800 5400 0 50 Input ~ 0 -b1 -$Comp -L Display_Character:SA15-11GWA U? -U 1 1 5DCC1083 -P 8950 5600 -F 0 "U?" H 8950 6267 50 0000 C CNN -F 1 "SA15-11GWA" H 8950 6176 50 0000 C CNN -F 2 "Display_7Segment:SA15-11xxx" H 8950 5550 50 0001 C CNN -F 3 "http://www.kingbrightusa.com/images/catalog/SPEC/SA15-11GWA.pdf" H 8950 5550 50 0001 C CNN - 1 8950 5600 - 1 0 0 -1 -$EndComp -Text GLabel 9200 2850 2 50 Output ~ 0 -g1 -Text GLabel 9200 2750 2 50 Output ~ 0 -f1 -Text GLabel 9200 2650 2 50 Output ~ 0 -e1 -Text GLabel 9200 2550 2 50 Output ~ 0 -d1 -Text GLabel 9200 2450 2 50 Output ~ 0 -c1 -Text GLabel 9200 2350 2 50 Output ~ 0 -b1 -Text GLabel 9200 2250 2 50 Output ~ 0 -a1 -$Comp -L Display_Character:SA15-11GWA U? -U 1 1 5DC0704B -P 8100 5600 -F 0 "U?" H 8100 6267 50 0000 C CNN -F 1 "SA15-11GWA" H 8100 6176 50 0000 C CNN -F 2 "Display_7Segment:SA15-11xxx" H 8100 5550 50 0001 C CNN -F 3 "http://www.kingbrightusa.com/images/catalog/SPEC/SA15-11GWA.pdf" H 8100 5550 50 0001 C CNN - 1 8100 5600 - 1 0 0 -1 -$EndComp -Wire Wire Line - 10950 5900 10950 6000 -Wire Wire Line - 10950 6200 10350 6200 -Connection ~ 10950 6000 -Wire Wire Line - 10950 6000 10950 6200 -Connection ~ 5300 6200 -Wire Wire Line - 5300 6200 5300 7000 -Wire Wire Line - 7800 6000 7800 6200 -Connection ~ 7800 6200 -Wire Wire Line - 7800 6200 7550 6200 -Wire Wire Line - 8400 5900 8400 6000 -Connection ~ 8400 6200 -Wire Wire Line - 8400 6200 7800 6200 -Connection ~ 8400 6000 -Wire Wire Line - 8400 6000 8400 6200 -Wire Wire Line - 8650 6000 8650 6200 -Connection ~ 8650 6200 -Wire Wire Line - 8650 6200 8400 6200 -Wire Wire Line - 9250 5900 9250 6000 -Connection ~ 9250 6200 -Wire Wire Line - 9250 6200 8650 6200 -Connection ~ 9250 6000 -Wire Wire Line - 9250 6000 9250 6200 -Wire Wire Line - 9500 6000 9500 6200 -Connection ~ 9500 6200 -Wire Wire Line - 9500 6200 9250 6200 -Wire Wire Line - 10100 5900 10100 6000 -Connection ~ 10100 6200 -Wire Wire Line - 10100 6200 9500 6200 -Connection ~ 10100 6000 -Wire Wire Line - 10100 6000 10100 6200 -Wire Wire Line - 10350 6000 10350 6200 -Connection ~ 10350 6200 -Wire Wire Line - 10350 6200 10100 6200 -Text GLabel 8200 2250 0 50 Input ~ 0 -CHAR0_0 -Text GLabel 8200 2350 0 50 Input ~ 0 -CHAR0_1 -Text GLabel 8200 2450 0 50 Input ~ 0 -CHAR0_2 -Text GLabel 8200 2550 0 50 Input ~ 0 -CHAR0_3 -Text GLabel 10800 2250 2 50 Output ~ 0 -a2 -Text GLabel 10800 2350 2 50 Output ~ 0 -b2 -Text GLabel 10800 2450 2 50 Output ~ 0 -c2 -Text GLabel 10800 2550 2 50 Output ~ 0 -d2 -Text GLabel 10800 2650 2 50 Output ~ 0 -e2 -Text GLabel 10800 2750 2 50 Output ~ 0 -f2 -Text GLabel 10800 2850 2 50 Output ~ 0 -g2 -Text GLabel 9800 2250 0 50 Input ~ 0 -CHAR1_0 -Text GLabel 9800 2350 0 50 Input ~ 0 -CHAR1_1 -Text GLabel 9800 2450 0 50 Input ~ 0 -CHAR1_2 -Text GLabel 9800 2550 0 50 Input ~ 0 -CHAR1_3 -$Comp -L 74xx:74LS48 U? -U 1 1 5DB9A0A0 -P 8700 4050 -F 0 "U?" H 8950 4500 50 0000 C CNN -F 1 "74LS48" H 8500 4500 50 0000 C CNN -F 2 "" H 8700 4050 50 0001 C CNN -F 3 "http://www.ti.com/lit/gpn/sn74LS48" H 8700 4050 50 0001 C CNN - 1 8700 4050 - 1 0 0 -1 -$EndComp -Text GLabel 8200 4050 0 50 Input ~ 0 -CHAR2_3 -Text GLabel 8200 3950 0 50 Input ~ 0 -CHAR2_2 -Text GLabel 8200 3850 0 50 Input ~ 0 -CHAR2_1 -Text GLabel 8200 3750 0 50 Input ~ 0 -CHAR2_0 -Text GLabel 9200 4350 2 50 Output ~ 0 -g3 -Text GLabel 9200 4250 2 50 Output ~ 0 -f3 -Text GLabel 9200 4150 2 50 Output ~ 0 -e3 -Text GLabel 9200 4050 2 50 Output ~ 0 -d3 -Text GLabel 9200 3950 2 50 Output ~ 0 -c3 -Text GLabel 9200 3850 2 50 Output ~ 0 -b3 -Text GLabel 9200 3750 2 50 Output ~ 0 -a3 -$Comp -L 74xx:74LS48 U? -U 1 1 5DB8F280 -P 10300 4050 -F 0 "U?" H 10550 4500 50 0000 C CNN -F 1 "74LS48" H 10100 4500 50 0000 C CNN -F 2 "" H 10300 4050 50 0001 C CNN -F 3 "http://www.ti.com/lit/gpn/sn74LS48" H 10300 4050 50 0001 C CNN - 1 10300 4050 - 1 0 0 -1 -$EndComp -Text GLabel 10800 3750 2 50 Output ~ 0 -a4 -Text GLabel 10800 3850 2 50 Output ~ 0 -b4 -Text GLabel 10800 3950 2 50 Output ~ 0 -c4 -Text GLabel 10800 4050 2 50 Output ~ 0 -d4 -Text GLabel 10800 4150 2 50 Output ~ 0 -e4 -Text GLabel 10800 4250 2 50 Output ~ 0 -f4 -Text GLabel 10800 4350 2 50 Output ~ 0 -g4 -Text GLabel 9800 3750 0 50 Input ~ 0 -CHAR3_0 -Text GLabel 9800 3850 0 50 Input ~ 0 -CHAR3_1 -Text GLabel 9800 3950 0 50 Input ~ 0 -CHAR3_2 -Text GLabel 9800 4050 0 50 Input ~ 0 -CHAR3_0 -$Comp -L 74xx:74LS48 U? -U 1 1 5DB8ABBB -P 8700 2550 -F 0 "U?" H 8950 3000 50 0000 C CNN -F 1 "74LS48" H 8500 3000 50 0000 C CNN -F 2 "" H 8700 2550 50 0001 C CNN -F 3 "http://www.ti.com/lit/gpn/sn74LS48" H 8700 2550 50 0001 C CNN - 1 8700 2550 - 1 0 0 -1 -$EndComp -Wire Wire Line - 10300 950 10300 1950 Connection ~ 5400 950 Wire Wire Line - 8700 1950 8700 950 -Connection ~ 8700 950 -Wire Wire Line - 8700 950 10300 950 -Wire Wire Line - 7700 3450 8700 3450 -Connection ~ 7700 950 -Wire Wire Line - 7700 950 8700 950 -Wire Wire Line - 8700 3450 10300 3450 -Connection ~ 8700 3450 -Wire Wire Line - 7550 6200 7550 4750 -Wire Wire Line - 7550 4750 8700 4750 -Connection ~ 7550 6200 -Wire Wire Line - 8700 4750 10300 4750 -Connection ~ 8700 4750 -Wire Wire Line - 7550 3250 8700 3250 -Connection ~ 7550 4750 -Wire Wire Line - 8700 3250 10300 3250 -Connection ~ 8700 3250 -Text GLabel 5900 1600 2 50 Output ~ 0 -CHAR0_0 -Text GLabel 5900 1700 2 50 Output ~ 0 -CHAR0_1 -Text GLabel 5900 1800 2 50 Output ~ 0 -CHAR0_2 -Text GLabel 5900 1900 2 50 Output ~ 0 -CHAR0_3 -Text GLabel 5900 2000 2 50 Output ~ 0 -CHAR1_0 -Text GLabel 5900 2100 2 50 Output ~ 0 -CHAR1_1 -Text GLabel 5900 2200 2 50 Output ~ 0 -CHAR1_2 -Text GLabel 5900 2300 2 50 Output ~ 0 -CHAR1_3 -Text GLabel 5900 2500 2 50 Output ~ 0 -CHAR2_0 -Text GLabel 5900 2600 2 50 Output ~ 0 -CHAR2_1 -Text GLabel 5900 2700 2 50 Output ~ 0 -CHAR2_2 -Text GLabel 5900 2800 2 50 Output ~ 0 -CHAR2_3 -Text GLabel 5900 2900 2 50 Output ~ 0 -CHAR3_0 -Text GLabel 5900 3000 2 50 Output ~ 0 -CHAR3_1 -Text GLabel 5900 3100 2 50 Output ~ 0 -CHAR3_2 -Text GLabel 5900 3200 2 50 Output ~ 0 -CHAR3_3 -$Comp -L 74xx:74HC595 U? -U 1 1 5DF193C5 -P 6900 1800 -F 0 "U?" H 7150 2350 50 0000 C CNN -F 1 "74HC595" H 6650 2350 50 0000 C CNN -F 2 "" H 6900 1800 50 0001 C CNN -F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 6900 1800 50 0001 C CNN - 1 6900 1800 - 1 0 0 -1 -$EndComp -$Comp -L 74xx:74HC595 U? -U 1 1 5DF1A8BC -P 6900 3400 -F 0 "U?" H 7150 3950 50 0000 C CNN -F 1 "74HC595" H 6650 3950 50 0000 C CNN -F 2 "" H 6900 3400 50 0001 C CNN -F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 6900 3400 50 0001 C CNN - 1 6900 3400 - 1 0 0 -1 -$EndComp -Wire Wire Line - 6900 2700 6900 2800 + 5900 1600 6550 1600 +Wire Wire Line + 5900 1700 6550 1700 +Wire Wire Line + 5900 1800 6550 1800 +Wire Wire Line + 5900 1900 6550 1900 +Wire Wire Line + 5900 2000 6550 2000 +Wire Wire Line + 5900 2100 6550 2100 +Wire Wire Line + 5900 2200 6550 2200 +Wire Wire Line + 5900 2300 6550 2300 +Wire Wire Line + 5900 2500 6550 2500 +Wire Wire Line + 5900 2600 6550 2600 +Wire Wire Line + 5900 2700 6550 2700 +Wire Wire Line + 5900 2800 6550 2800 +Wire Wire Line + 5900 2900 6550 2900 +Wire Wire Line + 5900 3000 6550 3000 +Wire Wire Line + 5900 3100 6550 3100 +Wire Wire Line + 5900 3200 6550 3200 +$Sheet +S 7900 1450 550 550 +U 5DDEAC3F +F0 "Buttons" 50 +F1 "buttons.sch" 50 +F2 "VCC" B R 8450 1500 50 +F3 "GND" B R 8450 1900 50 +F4 "ROWS" I L 7900 1600 50 +F5 "COLUMNS" O L 7900 1700 50 +F6 "CLK" I L 7900 1800 50 +$EndSheet +Wire Wire Line + 5400 950 7250 950 +$Sheet +S 6550 1450 600 1950 +U 5DD2ECA3 +F0 "Display" 50 +F1 "display.sch" 50 +F2 "VCC" B R 7150 1500 50 +F3 "GND" B R 7150 3300 50 +F4 "CHAR0_0" I L 6550 1600 50 +F5 "CHAR0_1" I L 6550 1700 50 +F6 "CHAR0_2" I L 6550 1800 50 +F7 "CHAR0_3" I L 6550 1900 50 +F8 "CHAR1_0" I L 6550 2000 50 +F9 "CHAR1_1" I L 6550 2100 50 +F10 "CHAR1_2" I L 6550 2200 50 +F11 "CHAR1_3" I L 6550 2300 50 +F12 "CHAR2_0" I L 6550 2500 50 +F13 "CHAR2_1" I L 6550 2600 50 +F14 "CHAR2_2" I L 6550 2700 50 +F15 "CHAR2_3" I L 6550 2800 50 +F16 "CHAR3_0" I L 6550 2900 50 +F17 "CHAR3_1" I L 6550 3000 50 +F18 "CHAR3_2" I L 6550 3100 50 +F19 "CHAR3_3" I L 6550 3200 50 +$EndSheet +$Sheet +S 9150 1450 550 450 +U 5DE30C4A +F0 "Status" 50 +F1 "status.sch" 50 +F2 "VCC" B R 9700 1500 50 +F3 "GND" B R 9700 1800 50 +F4 "STATUS" I L 9150 1600 50 +F5 "CLK" I L 9150 1700 50 +$EndSheet +Text GLabel 5900 3400 2 50 Output ~ 0 +ROWS $Comp -L Connector:Conn_01x08_Female J? -U 1 1 5DF3E392 -P 7500 1700 -F 0 "J?" H 7450 2150 50 0000 L CNN -F 1 "Conn_01x08_Female" V 7550 1300 50 0000 L CNN -F 2 "" H 7500 1700 50 0001 C CNN -F 3 "~" H 7500 1700 50 0001 C CNN - 1 7500 1700 - 1 0 0 -1 -$EndComp -$Comp -L Connector:Conn_01x08_Female J? -U 1 1 5DF3F721 -P 7500 3300 -F 0 "J?" H 7450 3750 50 0000 L CNN -F 1 "Conn_01x08_Female" V 7600 2900 50 0000 L CNN -F 2 "" H 7500 3300 50 0001 C CNN -F 3 "~" H 7500 3300 50 0001 C CNN - 1 7500 3300 +L MCU_Microchip_ATmega:ATmega16A-PU U? +U 1 1 5DB85A9E +P 5300 3300 +F 0 "U?" H 5750 5250 50 0000 C CNN +F 1 "ATmega16A-PU" H 4900 5250 50 0000 C CNN +F 2 "Package_DIP:DIP-40_W15.24mm" H 5300 3300 50 0001 C CIN +F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-8154-8-bit-AVR-ATmega16A_Datasheet.pdf" H 5300 3300 50 0001 C CNN + 1 5300 3300 1 0 0 -1 $EndComp +Text GLabel 5900 3500 2 50 Input ~ 0 +COLUMNS +Text GLabel 5900 3600 2 50 Output ~ 0 +CLK_BUTTONS +Text GLabel 7900 1600 0 50 Input ~ 0 +ROWS +Text GLabel 7900 1700 0 50 Output ~ 0 +COLUMNS +Text GLabel 7900 1800 0 50 Input ~ 0 +CLK_BUTTONS +Text GLabel 5900 3700 2 50 Output ~ 0 +STATUS +Text GLabel 5900 3800 2 50 Output ~ 0 +CLK_STATUS +Text GLabel 9150 1600 0 50 Input ~ 0 +STATUS +Text GLabel 9150 1700 0 50 Input ~ 0 +CLK_STATUS Wire Wire Line - 7550 3250 7550 4100 -Wire Wire Line - 5300 6200 7550 6200 -Wire Wire Line - 6500 1400 6300 1400 + 7150 1500 7250 1500 Wire Wire Line - 6300 1400 6300 3400 + 7250 1500 7250 950 +Connection ~ 7250 950 Wire Wire Line - 6300 3400 5900 3400 + 7250 950 8550 950 Wire Wire Line - 5900 3500 6350 3500 + 8450 1500 8550 1500 Wire Wire Line - 6350 3500 6350 3000 + 8550 1500 8550 950 Wire Wire Line - 6350 3000 6500 3000 + 8550 950 9800 950 Wire Wire Line - 5900 3600 6400 3600 + 9800 950 9800 1500 Wire Wire Line - 6400 3600 6400 3200 + 9800 1500 9700 1500 +Connection ~ 8550 950 Wire Wire Line - 6400 3200 6500 3200 + 7150 3300 7250 3300 Wire Wire Line - 6400 3200 6400 1600 + 7250 3300 7250 5400 Wire Wire Line - 6400 1600 6500 1600 -Connection ~ 6400 3200 + 7250 5400 5300 5400 Wire Wire Line - 5400 950 6450 950 + 5300 5300 5300 5400 Wire Wire Line - 6500 1700 6450 1700 + 5300 5400 5300 7000 +Connection ~ 5300 5400 Wire Wire Line - 6450 1700 6450 950 -Connection ~ 6450 950 + 7250 5400 8550 5400 Wire Wire Line - 6450 950 7700 950 + 8550 5400 8550 1900 Wire Wire Line - 6500 2000 6500 2500 + 8550 1900 8450 1900 +Connection ~ 7250 5400 Wire Wire Line - 6500 2500 6900 2500 + 8550 5400 9800 5400 Wire Wire Line - 6500 3600 6500 4100 + 9800 5400 9800 1800 Wire Wire Line - 6500 4100 6900 4100 + 9800 1800 9700 1800 +Connection ~ 8550 5400 +NoConn ~ 5900 3900 +NoConn ~ 5900 4000 +NoConn ~ 5900 4100 +NoConn ~ 5900 4300 +NoConn ~ 5900 4400 +NoConn ~ 5900 4500 +NoConn ~ 5900 4600 +NoConn ~ 5900 4700 +NoConn ~ 5900 4800 +NoConn ~ 5900 4900 +NoConn ~ 5900 5000 Wire Wire Line - 6900 2700 7700 2700 + 4700 2200 4600 2200 Wire Wire Line - 7700 950 7700 2700 -Connection ~ 7700 2700 + 4600 2200 4600 5400 Wire Wire Line - 7700 2700 7700 3450 -Wire Wire Line - 6900 2500 7550 2500 -Wire Wire Line - 7550 2500 7550 3250 -Connection ~ 6900 2500 -Connection ~ 7550 3250 -Wire Wire Line - 6900 4100 7550 4100 -Connection ~ 6900 4100 -Connection ~ 7550 4100 -Wire Wire Line - 7550 4100 7550 4750 -Wire Wire Line - 6500 3300 6450 3300 -Wire Wire Line - 6450 3300 6450 2700 -Wire Wire Line - 6450 2700 6900 2700 -Connection ~ 6900 2700 -$Comp -L 74xx:74HC595 U? -U 1 1 5DF9E02D -P 6900 4900 -F 0 "U?" H 7150 5450 50 0000 C CNN -F 1 "74HC595" H 6650 5450 50 0000 C CNN -F 2 "" H 6900 4900 50 0001 C CNN -F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 6900 4900 50 0001 C CNN - 1 6900 4900 - 1 0 0 -1 -$EndComp + 4600 5400 5300 5400 +NoConn ~ 4700 1800 +NoConn ~ 4700 2000 $EndSCHEMATC -- cgit v1.2.1