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git://projects.qi-hardware.com/ben-blinkenlights.git
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147 lines
2.8 KiB
Plaintext
147 lines
2.8 KiB
Plaintext
EESchema Schematic File Version 2 date Mon Jan 7 10:11:27 2013
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LIBS:pwr
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LIBS:c
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LIBS:8_10-card
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LIBS:conn
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LIBS:ubb-patgen-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title ""
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Date "7 jan 2013"
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L 8:10-CARD P1
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U 1 1 50E715C3
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P 8200 3400
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F 0 "P1" H 8000 3950 60 0000 C CNN
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F 1 "8:10-CARD" H 8250 2800 60 0000 C CNN
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1 8200 3400
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1 0 0 -1
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$EndComp
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$Comp
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L CONN_4 P2
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U 1 1 50EABCA4
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P 3450 3250
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F 0 "P2" V 3400 3250 50 0000 C CNN
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F 1 "CONN_4" V 3500 3250 50 0000 C CNN
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1 3450 3250
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-1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR01
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U 1 1 50EABCDB
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P 7700 4100
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F 0 "#PWR01" H 7700 4100 30 0001 C CNN
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F 1 "GND" H 7700 4030 30 0001 C CNN
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1 7700 4100
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1 0 0 -1
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$EndComp
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Text Label 4000 3100 0 60 ~ 0
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CH2
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Text Label 4000 3200 0 60 ~ 0
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CH3
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Text Label 4000 3300 0 60 ~ 0
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CH0
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Text Label 4000 3400 0 60 ~ 0
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CH1
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$Comp
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L C C1
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U 1 1 50EABD55
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P 7000 4200
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F 0 "C1" V 7100 4300 60 0000 L CNN
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F 1 "1n" V 7100 4000 60 0000 L CNN
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1 7000 4200
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0 -1 -1 0
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$EndComp
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$Comp
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L CONN_1 P3
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U 1 1 50EABD9A
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P 3650 3700
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F 0 "P3" H 3730 3700 40 0000 L CNN
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F 1 "CONN_1" H 3650 3755 30 0001 C CNN
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1 3650 3700
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-1 0 0 1
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$EndComp
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$Comp
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L CONN_1 P4
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U 1 1 50EABDA9
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P 3650 3900
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F 0 "P4" H 3730 3900 40 0000 L CNN
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F 1 "CONN_1" H 3650 3955 30 0001 C CNN
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1 3650 3900
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-1 0 0 1
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$EndComp
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$Comp
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L GND #PWR03
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U 1 1 50EABDD5
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P 6000 4100
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F 0 "#PWR03" H 6000 4100 30 0001 C CNN
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F 1 "GND" H 6000 4030 30 0001 C CNN
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1 6000 4100
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1 0 0 -1
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$EndComp
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Text Label 4000 3700 0 60 ~ 0
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TRIGGER/CLK
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Text Label 4000 3900 0 60 ~ 0
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GND
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Text Notes 3700 5200 0 60 ~ 0
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C1: pull CMD low for start bit of fake R1 response.
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Text Notes 3900 5350 0 60 ~ 0
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1 nF raises from 0 V through 10 kOhm pull-up at approx. 0.3 V/us.
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Text Notes 3900 5500 0 60 ~ 0
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1 nF falls from 3.3 V to 0.8 V through Ron of approx. 90 Ohm within 130 ns.
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Wire Wire Line
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7900 3100 3800 3100
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Wire Wire Line
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7900 3200 3800 3200
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Wire Wire Line
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7900 3700 6200 3700
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Wire Wire Line
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6200 3700 6200 3300
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Wire Wire Line
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6200 3300 3800 3300
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Wire Wire Line
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7900 3800 6100 3800
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Wire Wire Line
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6100 3800 6100 3400
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Wire Wire Line
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6100 3400 3800 3400
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Wire Wire Line
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7700 4100 7700 3600
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Wire Wire Line
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7700 3600 7900 3600
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Wire Wire Line
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6600 3300 6600 4200
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Wire Wire Line
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6600 3300 7900 3300
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Wire Wire Line
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7900 3500 5600 3500
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Wire Wire Line
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5600 3500 5600 3700
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Wire Wire Line
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5600 3700 3800 3700
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Wire Wire Line
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3800 3900 6000 3900
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Wire Wire Line
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6000 3900 6000 4100
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Wire Wire Line
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7400 3400 7900 3400
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Wire Wire Line
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7400 3400 7400 4200
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Wire Wire Line
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7400 4200 7200 4200
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Wire Wire Line
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6600 4200 6800 4200
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Text Notes 3900 5650 0 60 ~ 0
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(A configuration with C1 connected to GND would be largely equivalent.)
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$EndSCHEMATC
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