808 lines
18 KiB
Plaintext
808 lines
18 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:65xx
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LIBS:w_connectors
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LIBS:switches
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LIBS:RC6502 Serial IO-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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Text GLabel 10600 3800 0 60 Input ~ 0
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GND
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Text GLabel 10600 3900 0 60 Output ~ 0
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VCC
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Text GLabel 10600 2200 0 60 Output ~ 0
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A15
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Text GLabel 10600 2500 0 60 Output ~ 0
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A12
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Text GLabel 10600 3300 0 60 Output ~ 0
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A4
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Text GLabel 10600 3600 0 60 Output ~ 0
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A1
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Text GLabel 10600 3700 0 60 Output ~ 0
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A0
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Text GLabel 10600 4800 0 60 BiDi ~ 0
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D0
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Text GLabel 10600 4900 0 60 BiDi ~ 0
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D1
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Text GLabel 10600 5000 0 60 BiDi ~ 0
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D2
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Text GLabel 10600 5100 0 60 BiDi ~ 0
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D3
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Text GLabel 10600 5200 0 60 BiDi ~ 0
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D4
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Text GLabel 10600 5300 0 60 BiDi ~ 0
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D5
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Text GLabel 10600 5400 0 60 BiDi ~ 0
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D6
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Text GLabel 10600 5500 0 60 BiDi ~ 0
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D7
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Text GLabel 3950 1650 2 60 BiDi ~ 0
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D0
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Text GLabel 3950 1750 2 60 BiDi ~ 0
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D1
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Text GLabel 3950 1850 2 60 BiDi ~ 0
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D2
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Text GLabel 3950 1950 2 60 BiDi ~ 0
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D3
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Text GLabel 3950 2050 2 60 BiDi ~ 0
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D4
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Text GLabel 3950 2250 2 60 BiDi ~ 0
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D6
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Text GLabel 3950 2350 2 60 BiDi ~ 0
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D7
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NoConn ~ 10600 5800
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NoConn ~ 10600 4300
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NoConn ~ 10600 4700
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Text GLabel 2700 3450 0 60 Input ~ 0
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A12
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Text GLabel 3950 1450 2 60 Input ~ 0
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A1
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Text GLabel 3950 1350 2 60 Input ~ 0
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A0
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Text Notes 8150 7500 2 60 ~ 0
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RC6502 Serial IO
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Text Notes 10625 7650 2 60 ~ 0
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B
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NoConn ~ -500 7850
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$Comp
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L CONN_01X39 J1
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U 1 1 590B4CA1
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P 10800 4100
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F 0 "J1" H 10800 6100 50 0000 C CNN
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F 1 "CONN_01X39" V 10900 4100 50 0000 C CNN
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F 2 "Pin_Headers:Pin_Header_Angled_1x39_Pitch2.54mm" H 10800 4100 50 0001 C CNN
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F 3 "" H 10800 4100 50 0001 C CNN
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1 10800 4100
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1 0 0 -1
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$EndComp
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NoConn ~ 10600 5900
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NoConn ~ 10600 4400
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NoConn ~ 10600 4600
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$Comp
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L C C1
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U 1 1 590DFF39
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P 10025 1225
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F 0 "C1" H 10050 1325 50 0000 L CNN
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F 1 "100nF" H 10050 1125 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10063 1075 50 0001 C CNN
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F 3 "" H 10025 1225 50 0001 C CNN
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1 10025 1225
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1 0 0 -1
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$EndComp
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$Comp
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L C C2
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U 1 1 590E0960
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P 10275 1225
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F 0 "C2" H 10300 1325 50 0000 L CNN
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F 1 "100nF" H 10300 1125 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10313 1075 50 0001 C CNN
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F 3 "" H 10275 1225 50 0001 C CNN
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1 10275 1225
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1 0 0 -1
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$EndComp
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Text GLabel 10025 825 1 60 Input ~ 0
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VCC
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Text GLabel 3950 2150 2 60 BiDi ~ 0
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D5
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Text GLabel 10025 1650 3 60 Input ~ 0
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GND
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Text GLabel 10600 2300 0 60 Output ~ 0
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A14
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Text GLabel 10600 2400 0 60 Output ~ 0
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A13
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$Comp
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L C C3
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U 1 1 59106500
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P 10575 1225
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F 0 "C3" H 10600 1325 50 0000 L CNN
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F 1 "100nF" H 10600 1125 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10613 1075 50 0001 C CNN
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F 3 "" H 10575 1225 50 0001 C CNN
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1 10575 1225
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1 0 0 -1
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$EndComp
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NoConn ~ 10600 6000
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$Comp
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L WD65C21 U2
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U 1 1 590F34BB
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P 3300 1850
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F 0 "U2" H 3300 2900 60 0000 C CNN
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F 1 "WD65C21" V 3300 1800 60 0000 C CNN
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F 2 "Housings_DIP:DIP-40_W15.24mm_Socket" H 2800 2050 60 0001 C CNN
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F 3 "" H 2800 2050 60 0000 C CNN
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1 3300 1850
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1 0 0 -1
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$EndComp
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Text GLabel 10600 4100 0 60 Output ~ 0
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RESET
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Text GLabel 3950 1550 2 60 Input ~ 0
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RESET
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Text GLabel 10600 4000 0 60 Output ~ 0
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PHI2
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Text GLabel 3950 2450 2 60 Input ~ 0
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PHI2
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NoConn ~ 10600 4200
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$Comp
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L 74LS138 U3
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U 1 1 590F5A10
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P 3300 3800
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F 0 "U3" H 3300 4300 50 0000 C CNN
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F 1 "74HCT38" V 3300 3800 50 0000 C CNN
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F 2 "Housings_DIP:DIP-16_W7.62mm_Socket" H 3300 3800 50 0001 C CNN
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F 3 "" H 3300 3800 50 0001 C CNN
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1 3300 3800
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1 0 0 -1
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$EndComp
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Text GLabel 10600 4500 0 60 Output ~ 0
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RW
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Text GLabel 3950 2850 2 60 Input ~ 0
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RW
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Text GLabel 2700 3550 0 60 Input ~ 0
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A13
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Text GLabel 2700 3650 0 60 Input ~ 0
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A14
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Text GLabel 2700 3950 0 60 Input ~ 0
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A15
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Text GLabel 2400 4300 3 60 Output ~ 0
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GND
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NoConn ~ 3900 3450
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NoConn ~ 3900 3550
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NoConn ~ 3900 3650
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NoConn ~ 3900 3750
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NoConn ~ 3900 3850
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NoConn ~ 3900 4050
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NoConn ~ 3900 4150
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Text GLabel 2650 2850 0 60 Input ~ 0
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VCC
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Text GLabel 3950 950 2 60 Input ~ 0
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KBD_STROBE
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Text GLabel 3950 1050 2 60 Output ~ 0
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KBD_READY
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NoConn ~ 3950 1150
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NoConn ~ 3950 1250
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Text GLabel 2650 950 0 60 Output ~ 0
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GND
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Text GLabel 4450 2400 1 60 Input ~ 0
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VCC
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Text GLabel 3950 2750 2 60 Input ~ 0
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A4
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NoConn ~ 10600 3500
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NoConn ~ 10600 3400
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NoConn ~ 10600 3200
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NoConn ~ 10600 3100
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NoConn ~ 10600 3000
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NoConn ~ 10600 2900
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NoConn ~ 10600 2800
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NoConn ~ 10600 2700
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NoConn ~ 10600 2600
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$Comp
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L 74HCT04 U1
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U 1 1 590F843D
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P 1850 2750
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F 0 "U1" H 2000 2850 50 0000 C CNN
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F 1 "74HCT04" H 2050 2650 50 0000 C CNN
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F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 1850 2750 50 0001 C CNN
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F 3 "" H 1850 2750 50 0001 C CNN
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1 1850 2750
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-1 0 0 1
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$EndComp
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$Comp
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L C C5
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U 1 1 590F85AC
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P 1250 2750
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F 0 "C5" H 1275 2850 50 0000 L CNN
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F 1 "10nF" H 1275 2650 50 0000 L CNN
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F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1250 2750 50 0001 C CNN
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F 3 "" H 1250 2750 50 0001 C CNN
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1 1250 2750
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0 -1 -1 0
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$EndComp
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Text GLabel 2650 2650 0 60 Input ~ 0
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OUT_RDA
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Text GLabel 950 2550 0 60 Output ~ 0
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OUT_DA
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Text GLabel 2650 1050 0 60 Input ~ 0
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KBD_D0
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Text GLabel 2650 1150 0 60 Input ~ 0
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KBD_D1
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Text GLabel 2650 1250 0 60 Input ~ 0
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KBD_D2
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Text GLabel 2650 1350 0 60 Input ~ 0
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KBD_D3
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Text GLabel 2650 1450 0 60 Input ~ 0
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KBD_D4
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Text GLabel 2650 1550 0 60 Input ~ 0
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KBD_D5
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Text GLabel 2650 1650 0 60 Input ~ 0
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KBD_D6
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Text GLabel 2650 1850 0 60 Output ~ 0
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OUT_D0
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Text GLabel 2650 1950 0 60 Output ~ 0
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OUT_D1
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Text GLabel 2650 2050 0 60 Output ~ 0
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OUT_D2
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Text GLabel 2650 2150 0 60 Output ~ 0
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OUT_D3
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Text GLabel 2650 2250 0 60 Output ~ 0
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OUT_D4
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Text GLabel 2650 2350 0 60 Output ~ 0
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OUT_D5
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Text GLabel 2650 2450 0 60 Output ~ 0
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OUT_D6
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$Comp
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L MCP23S17 U4
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U 1 1 5910D88B
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P 5700 1800
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F 0 "U4" H 5450 2750 50 0000 R CNN
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F 1 "MCP23S17" V 5700 1800 50 0000 C CNN
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F 2 "Housings_DIP:DIP-28_W7.62mm_Socket" H 5750 850 50 0001 L CNN
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F 3 "" H 5950 2800 50 0001 C CNN
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1 5700 1800
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1 0 0 -1
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$EndComp
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Text GLabel 5200 1900 0 60 Input ~ 0
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OUT_D0
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Text GLabel 5200 2000 0 60 Input ~ 0
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OUT_D1
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Text GLabel 5200 2100 0 60 Input ~ 0
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OUT_D2
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Text GLabel 5200 2200 0 60 Input ~ 0
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OUT_D3
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Text GLabel 5200 2300 0 60 Input ~ 0
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OUT_D4
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Text GLabel 5200 2400 0 60 Input ~ 0
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OUT_D5
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Text GLabel 5200 2500 0 60 Input ~ 0
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OUT_D6
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Text GLabel 6350 4000 3 60 Output ~ 0
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GND
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Text GLabel 5700 800 1 60 Input ~ 0
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VCC
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$Comp
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L Arduino_Nano_Header J2
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U 1 1 59110A3B
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P 7750 1700
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F 0 "J2" H 7750 2500 60 0000 C CNN
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F 1 "Arduino Nano" V 7750 1700 60 0000 C CNN
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F 2 "Modules:Arduino_Nano" H 7750 1700 60 0001 C CNN
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F 3 "" H 7750 1700 60 0000 C CNN
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1 7750 1700
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1 0 0 -1
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$EndComp
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Text GLabel 8250 1100 2 60 Output ~ 0
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GND
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Text GLabel 9300 1450 2 60 Output ~ 0
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VCC
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$Comp
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L R R3
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U 1 1 59112B96
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P 7750 3000
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F 0 "R3" V 7830 3000 50 0000 C CNN
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F 1 "10k" V 7750 3000 50 0000 C CNN
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F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 7680 3000 50 0001 C CNN
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F 3 "" H 7750 3000 50 0001 C CNN
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1 7750 3000
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0 1 1 0
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$EndComp
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$Comp
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L SW_Push SW1
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U 1 1 59115E08
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P 9200 1200
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F 0 "SW1" H 9250 1300 50 0000 L CNN
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F 1 "Reset" H 9200 1140 50 0000 C CNN
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F 2 "Buttons_Switches_THT:SW_PUSH_6mm" H 9200 1400 50 0001 C CNN
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F 3 "" H 9200 1400 50 0001 C CNN
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1 9200 1200
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1 0 0 -1
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$EndComp
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Text GLabel 9600 1200 2 60 Output ~ 0
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GND
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Wire Wire Line
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10025 1375 10025 1650
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Wire Wire Line
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10025 1475 10875 1475
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Wire Wire Line
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10275 1475 10275 1375
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Connection ~ 10275 1475
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Wire Wire Line
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10025 975 10875 975
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Wire Wire Line
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10025 825 10025 1075
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Wire Wire Line
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10275 975 10275 1075
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Connection ~ 10275 975
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Wire Wire Line
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10575 975 10575 1075
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Wire Wire Line
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10575 1475 10575 1375
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Wire Wire Line
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10875 975 10875 1075
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Connection ~ 10575 975
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Wire Wire Line
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10875 1475 10875 1375
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Connection ~ 10575 1475
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Wire Wire Line
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3900 3950 4450 3950
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Wire Wire Line
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4450 3950 4450 2650
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Wire Wire Line
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4450 2650 3950 2650
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Wire Wire Line
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2700 4050 2400 4050
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Wire Wire Line
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2400 4050 2400 4300
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Wire Wire Line
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2700 4150 2400 4150
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Connection ~ 2400 4150
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Wire Wire Line
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4450 2400 4450 2550
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Wire Wire Line
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4450 2550 3950 2550
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Wire Wire Line
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2300 2750 2650 2750
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|
Wire Wire Line
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950 2550 2650 2550
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Wire Wire Line
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1100 2750 1000 2750
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Wire Wire Line
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1000 2750 1000 2550
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Connection ~ 1000 2550
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Wire Wire Line
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6200 2400 6350 2400
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Wire Wire Line
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6200 2500 6350 2500
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Wire Wire Line
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6350 2400 6350 4000
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Wire Wire Line
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6350 2600 6200 2600
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Connection ~ 6350 2500
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|
Wire Wire Line
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5700 2800 5700 2900
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|
Wire Wire Line
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5700 2900 6350 2900
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Connection ~ 6350 2600
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|
Wire Wire Line
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8100 1200 9000 1200
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|
Wire Wire Line
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8250 1100 8100 1100
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Wire Wire Line
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6750 2400 7400 2400
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|
Wire Wire Line
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6200 2000 6600 2000
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|
Wire Wire Line
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|
6950 2650 8250 2650
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|
Wire Wire Line
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|
8250 2650 8250 2400
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|
Wire Wire Line
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|
6200 1900 6700 1900
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|
$Comp
|
|
L Jumper_NO_Small JP1
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U 1 1 59116B95
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P 8700 1450
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F 0 "JP1" H 8700 1530 50 0000 C CNN
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F 1 "USB Power" H 8710 1390 50 0000 C CNN
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F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 8700 1450 50 0001 C CNN
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|
F 3 "" H 8700 1450 50 0001 C CNN
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|
1 8700 1450
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|
1 0 0 -1
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|
$EndComp
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|
Wire Wire Line
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|
9000 1450 8800 1450
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|
Wire Wire Line
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8600 1450 8350 1450
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|
Wire Wire Line
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8350 1450 8350 1300
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|
Wire Wire Line
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|
8350 1300 8100 1300
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|
Text GLabel 7400 1400 0 60 Input ~ 0
|
|
KBD_READY
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|
Text GLabel 7400 1600 0 60 Output ~ 0
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|
KBD_STROBE
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|
Text GLabel 7400 1700 0 60 Output ~ 0
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|
OUT_RDA
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|
Text GLabel 7400 1500 0 60 Input ~ 0
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|
OUT_DA
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|
Text GLabel 5200 1000 0 60 Output ~ 0
|
|
KBD_D0
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|
Text GLabel 5200 1100 0 60 Output ~ 0
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|
KBD_D1
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|
Text GLabel 5200 1200 0 60 Output ~ 0
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|
KBD_D2
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|
Text GLabel 5200 1300 0 60 Output ~ 0
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|
KBD_D3
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|
Text GLabel 5200 1400 0 60 Output ~ 0
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|
KBD_D4
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|
Text GLabel 5200 1500 0 60 Output ~ 0
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|
KBD_D5
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|
Text GLabel 5200 1600 0 60 Output ~ 0
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|
KBD_D6
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|
Text GLabel 5200 1700 0 60 Output ~ 0
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|
KBD_D7
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|
Wire Wire Line
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|
6750 2300 6750 3700
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|
Wire Wire Line
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|
6850 2300 7400 2300
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|
Wire Wire Line
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|
6850 2200 6850 3600
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|
Wire Wire Line
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|
6500 2100 6200 2100
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|
Wire Wire Line
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7050 2200 7400 2200
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|
Wire Wire Line
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7050 2000 7050 3000
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|
Connection ~ 6950 2650
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|
Connection ~ 6850 2300
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Connection ~ 6750 2400
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|
$Comp
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|
L R R2
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|
U 1 1 59122A1C
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|
P 7750 2800
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F 0 "R2" V 7830 2800 50 0000 C CNN
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|
F 1 "10k" V 7750 2800 50 0000 C CNN
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|
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 7680 2800 50 0001 C CNN
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|
F 3 "" H 7750 2800 50 0001 C CNN
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|
1 7750 2800
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|
0 1 1 0
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|
$EndComp
|
|
Text GLabel 8100 2800 2 60 Input ~ 0
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|
VCC
|
|
Wire Wire Line
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|
7900 2800 8100 2800
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|
Wire Wire Line
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|
8000 3000 7900 3000
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|
Wire Wire Line
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|
8000 2800 8000 3000
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|
Connection ~ 8000 2800
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|
Wire Wire Line
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|
7150 2100 7400 2100
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|
Wire Wire Line
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|
7150 2100 7150 3400
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|
Wire Wire Line
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|
7050 3000 7600 3000
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|
Connection ~ 7050 2200
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|
Wire Wire Line
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|
8250 2400 8100 2400
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|
Wire Wire Line
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|
7150 3400 7550 3400
|
|
Wire Wire Line
|
|
6950 3500 7550 3500
|
|
Wire Wire Line
|
|
6850 3600 7550 3600
|
|
Wire Wire Line
|
|
6750 3700 7550 3700
|
|
Text Label 7350 3400 0 60 ~ 0
|
|
CS1
|
|
Text Label 7350 3500 0 60 ~ 0
|
|
SCK
|
|
Text Label 7350 3600 0 60 ~ 0
|
|
MOSI
|
|
Text Label 7350 3700 0 60 ~ 0
|
|
MISO
|
|
Wire Wire Line
|
|
6350 1000 6200 1000
|
|
Connection ~ 8550 1200
|
|
NoConn ~ 6200 1400
|
|
NoConn ~ 6200 1500
|
|
NoConn ~ 8100 2300
|
|
NoConn ~ 8100 2200
|
|
NoConn ~ 8100 2100
|
|
NoConn ~ 8100 2000
|
|
NoConn ~ 8100 1900
|
|
NoConn ~ 8100 1800
|
|
NoConn ~ 8100 1700
|
|
NoConn ~ 8100 1600
|
|
NoConn ~ 8100 1500
|
|
NoConn ~ 8100 1400
|
|
NoConn ~ 8100 1000
|
|
NoConn ~ 7400 1200
|
|
NoConn ~ 7400 1300
|
|
NoConn ~ 5200 2600
|
|
Text GLabel 2650 1750 0 60 Input ~ 0
|
|
KBD_D7
|
|
Text GLabel 10600 5700 0 60 Output ~ 0
|
|
RX
|
|
Text GLabel 10600 5600 0 60 Input ~ 0
|
|
TX
|
|
Text GLabel 7400 1100 0 60 Input ~ 0
|
|
RX
|
|
Text GLabel 7400 1000 0 60 Output ~ 0
|
|
TX
|
|
$Comp
|
|
L CONN_02X20 J4
|
|
U 1 1 593E9FED
|
|
P 1800 6050
|
|
F 0 "J4" H 1800 7100 50 0000 C CNN
|
|
F 1 "Peripheral Bus" V 1800 6050 50 0000 C CNN
|
|
F 2 "Connectors:IDC_Header_Straight_40pins" H 1800 5100 50 0001 C CNN
|
|
F 3 "" H 1800 5100 50 0001 C CNN
|
|
1 1800 6050
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 8550 950 1 60 Output ~ 0
|
|
P_RESET
|
|
Wire Wire Line
|
|
8550 950 8550 1200
|
|
Text GLabel 6350 1000 2 60 Input ~ 0
|
|
P_RESET
|
|
$Comp
|
|
L R R5
|
|
U 1 1 593EB3CA
|
|
P 8850 1000
|
|
F 0 "R5" V 8930 1000 50 0000 C CNN
|
|
F 1 "10k" V 8850 1000 50 0000 C CNN
|
|
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 8780 1000 50 0001 C CNN
|
|
F 3 "" H 8850 1000 50 0001 C CNN
|
|
1 8850 1000
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9400 1200 9600 1200
|
|
Text GLabel 8850 750 1 60 Input ~ 0
|
|
VCC
|
|
Wire Wire Line
|
|
8850 750 8850 850
|
|
Wire Wire Line
|
|
8850 1150 8850 1200
|
|
Connection ~ 8850 1200
|
|
Text GLabel 2050 6800 2 60 Input ~ 0
|
|
P_RESET
|
|
Text GLabel 1550 5900 0 60 Input ~ 0
|
|
OUT_D0
|
|
Text GLabel 1550 5800 0 60 Input ~ 0
|
|
OUT_D1
|
|
Text GLabel 1550 5700 0 60 Input ~ 0
|
|
OUT_D2
|
|
Text GLabel 1550 5600 0 60 Input ~ 0
|
|
OUT_D3
|
|
Text GLabel 1550 5500 0 60 Input ~ 0
|
|
OUT_D4
|
|
Text GLabel 1550 5400 0 60 Input ~ 0
|
|
OUT_D5
|
|
Text GLabel 1550 5300 0 60 Input ~ 0
|
|
OUT_D6
|
|
Text GLabel 1550 5200 0 60 Input ~ 0
|
|
OUT_DA
|
|
Text GLabel 2750 7400 3 60 Output ~ 0
|
|
GND
|
|
Wire Wire Line
|
|
2050 5100 2750 5100
|
|
Wire Wire Line
|
|
2750 7000 2050 7000
|
|
Wire Wire Line
|
|
2750 6500 2050 6500
|
|
Wire Wire Line
|
|
2750 6300 2050 6300
|
|
Wire Wire Line
|
|
2050 6100 2750 6100
|
|
Wire Wire Line
|
|
1550 6000 900 6000
|
|
Wire Wire Line
|
|
900 6000 900 7250
|
|
Wire Wire Line
|
|
900 7250 2750 7250
|
|
Text GLabel 2050 6600 2 60 Output ~ 0
|
|
OUT_DETECT
|
|
Text GLabel 1550 7000 0 60 Output ~ 0
|
|
KBD_DETECT
|
|
Text GLabel 1550 6800 0 60 Input ~ 0
|
|
KBD_D0
|
|
Wire Wire Line
|
|
2750 5100 2750 7400
|
|
Connection ~ 2750 7250
|
|
Connection ~ 2750 7000
|
|
Connection ~ 2750 6500
|
|
Connection ~ 2750 6300
|
|
Connection ~ 2750 6100
|
|
Text GLabel 1550 6700 0 60 Input ~ 0
|
|
KBD_D1
|
|
Text GLabel 1550 6600 0 60 Input ~ 0
|
|
KBD_D2
|
|
Text GLabel 1550 6500 0 60 Input ~ 0
|
|
KBD_D3
|
|
Text GLabel 1550 6400 0 60 Input ~ 0
|
|
KBD_D4
|
|
Text GLabel 1550 6300 0 60 Input ~ 0
|
|
KBD_D5
|
|
Text GLabel 1550 6200 0 60 Input ~ 0
|
|
KBD_D6
|
|
Text GLabel 1550 6100 0 60 Input ~ 0
|
|
KBD_D7
|
|
NoConn ~ 2050 6000
|
|
Text GLabel 2050 6700 2 60 Input ~ 0
|
|
OUT_RDA
|
|
Text GLabel 1550 6900 0 60 Input ~ 0
|
|
KBD_READY
|
|
Text GLabel 2050 6900 2 60 BiDi ~ 0
|
|
KBD_STROBE
|
|
Text GLabel 4400 6150 0 60 Input ~ 0
|
|
OUT_DETECT
|
|
Text GLabel 4400 6400 0 60 Input ~ 0
|
|
KBD_DETECT
|
|
$Comp
|
|
L R R1
|
|
U 1 1 593F467A
|
|
P 4800 5750
|
|
F 0 "R1" V 4880 5750 50 0000 C CNN
|
|
F 1 "10k" V 4800 5750 50 0000 C CNN
|
|
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 4730 5750 50 0001 C CNN
|
|
F 3 "" H 4800 5750 50 0001 C CNN
|
|
1 4800 5750
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L R R4
|
|
U 1 1 593F475F
|
|
P 5100 5750
|
|
F 0 "R4" V 5180 5750 50 0000 C CNN
|
|
F 1 "10k" V 5100 5750 50 0000 C CNN
|
|
F 2 "Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 5030 5750 50 0001 C CNN
|
|
F 3 "" H 5100 5750 50 0001 C CNN
|
|
1 5100 5750
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 4950 5300 1 60 Input ~ 0
|
|
VCC
|
|
Wire Wire Line
|
|
4800 5600 4800 5500
|
|
Wire Wire Line
|
|
4800 5500 5100 5500
|
|
Wire Wire Line
|
|
4950 5500 4950 5300
|
|
Wire Wire Line
|
|
5100 5500 5100 5600
|
|
Connection ~ 4950 5500
|
|
Wire Wire Line
|
|
4800 5900 4800 6150
|
|
Wire Wire Line
|
|
4400 6150 5300 6150
|
|
Wire Wire Line
|
|
4400 6400 5300 6400
|
|
Wire Wire Line
|
|
5100 6400 5100 5900
|
|
Connection ~ 4800 6150
|
|
Connection ~ 5100 6400
|
|
Text GLabel 5300 6150 2 60 Output ~ 0
|
|
OUT_EN
|
|
Text GLabel 5300 6400 2 60 Output ~ 0
|
|
KBD_EN
|
|
Text GLabel 7400 1800 0 60 Input ~ 0
|
|
OUT_EN
|
|
Text GLabel 7400 1900 0 60 Input ~ 0
|
|
KBD_EN
|
|
Wire Wire Line
|
|
6750 2300 6400 2300
|
|
Wire Wire Line
|
|
6400 2300 6400 2200
|
|
Wire Wire Line
|
|
6400 2200 6200 2200
|
|
Wire Wire Line
|
|
6500 2100 6500 2200
|
|
Wire Wire Line
|
|
6500 2200 6850 2200
|
|
Wire Wire Line
|
|
6600 2000 6600 2100
|
|
Wire Wire Line
|
|
6600 2100 6950 2100
|
|
Wire Wire Line
|
|
6950 2100 6950 3500
|
|
Wire Wire Line
|
|
6700 1900 6700 2000
|
|
Wire Wire Line
|
|
6700 2000 7050 2000
|
|
$Comp
|
|
L CONN_01X06 J3
|
|
U 1 1 593F9B4F
|
|
P 7750 3650
|
|
F 0 "J3" H 7750 4000 50 0000 C CNN
|
|
F 1 "SPI Breakout" V 7850 3650 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Angled_1x06_Pitch2.54mm" H 7750 3650 50 0001 C CNN
|
|
F 3 "" H 7750 3650 50 0001 C CNN
|
|
1 7750 3650
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
7150 2800 7600 2800
|
|
Connection ~ 7150 2800
|
|
Wire Wire Line
|
|
6350 3800 7550 3800
|
|
Connection ~ 6350 2900
|
|
Connection ~ 6350 3800
|
|
Text GLabel 7550 3900 0 60 Input ~ 0
|
|
VCC
|
|
NoConn ~ 2050 6400
|
|
NoConn ~ 2050 5200
|
|
NoConn ~ 2050 5300
|
|
NoConn ~ 2050 5400
|
|
NoConn ~ 2050 5500
|
|
NoConn ~ 2050 5600
|
|
NoConn ~ 2050 5700
|
|
NoConn ~ 2050 5800
|
|
NoConn ~ 2050 5900
|
|
NoConn ~ 2050 6200
|
|
$Comp
|
|
L C C4
|
|
U 1 1 5939B171
|
|
P 10875 1225
|
|
F 0 "C4" H 10900 1325 50 0000 L CNN
|
|
F 1 "100nF" H 10900 1125 50 0000 L CNN
|
|
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 10913 1075 50 0001 C CNN
|
|
F 3 "" H 10875 1225 50 0001 C CNN
|
|
1 10875 1225
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 10025 975
|
|
Connection ~ 10025 1475
|
|
NoConn ~ 1550 5100
|
|
$Comp
|
|
L D D1
|
|
U 1 1 5939CEAC
|
|
P 9150 1450
|
|
F 0 "D1" H 9150 1550 50 0000 C CNN
|
|
F 1 "1N4848" H 9150 1350 50 0000 C CNN
|
|
F 2 "Diodes_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9150 1450 50 0001 C CNN
|
|
F 3 "" H 9150 1450 50 0001 C CNN
|
|
1 9150 1450
|
|
-1 0 0 1
|
|
$EndComp
|
|
$EndSCHEMATC
|