F 2 "Resistor_THT:R_Array_SIP10" V 4175 1250 50 0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 3600 1250 50 0001 C CNN
1 3600 1250
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR07
U 1 1 60998C3F
P 3200 1050
F 0 "#PWR07" H 3200 900 50 0001 C CNN
F 1 "+3V3" H 3215 1223 50 0000 C CNN
F 2 "" H 3200 1050 50 0001 C CNN
F 3 "" H 3200 1050 50 0001 C CNN
1 3200 1050
1 0 0 -1
$EndComp
Text GLabel 3600 1450 3 50 BiDi ~ 0
PI-BSY
Text GLabel 3500 1450 3 50 BiDi ~ 0
PI-MSG
Text GLabel 3400 1450 3 50 BiDi ~ 0
PI-C_D
Text GLabel 3200 1450 3 50 BiDi ~ 0
PI-I_O
Text GLabel 3300 1450 3 50 BiDi ~ 0
PI-REQ
Text GLabel 3800 1450 3 50 BiDi ~ 0
PI-RST
Text GLabel 3700 1450 3 50 BiDi ~ 0
PI-SEL
$Comp
L Device:R_Network09 RN1
U 1 1 609BF103
P 4750 1250
F 0 "RN1" H 5238 1296 50 0000 L CNN
F 1 "10k" H 5238 1205 50 0000 L CNN
F 2 "Resistor_THT:R_Array_SIP10" V 5325 1250 50 0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 4750 1250 50 0001 C CNN
1 4750 1250
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR06
U 1 1 609BF109
P 4350 1050
F 0 "#PWR06" H 4350 900 50 0001 C CNN
F 1 "+3V3" H 4365 1223 50 0000 C CNN
F 2 "" H 4350 1050 50 0001 C CNN
F 3 "" H 4350 1050 50 0001 C CNN
1 4350 1050
1 0 0 -1
$EndComp
Text GLabel 4350 1450 3 50 BiDi ~ 0
PI-DP
Text GLabel 750 1000 1 50 BiDi ~ 0
ACT
$Comp
L power:GND #PWR08
U 1 1 60ADC4D2
P 1450 1750
F 0 "#PWR08" H 1450 1500 50 0001 C CNN
F 1 "GND" V 1455 1622 50 0000 R CNN
F 2 "" H 1450 1750 50 0001 C CNN
F 3 "" H 1450 1750 50 0001 C CNN
1 1450 1750
1 0 0 -1
$EndComp
Text GLabel 4200 4900 0 50 BiDi ~ 0
PI-D0
Text GLabel 4200 5000 0 50 BiDi ~ 0
PI-D1
Text GLabel 4200 5100 0 50 BiDi ~ 0
PI-D2
Text GLabel 4200 5200 0 50 BiDi ~ 0
PI-D3
Text GLabel 4200 5400 0 50 BiDi ~ 0
PI-D5
Text GLabel 4200 5500 0 50 BiDi ~ 0
PI-D6
Text GLabel 4200 5600 0 50 BiDi ~ 0
PI-D7
Text GLabel 4200 5300 0 50 BiDi ~ 0
PI-D4
Text GLabel 4200 3300 0 50 BiDi ~ 0
PI-DP
Text GLabel 5300 3100 2 50 BiDi ~ 0
PI-I_O
Text GLabel 5300 4700 2 50 BiDi ~ 0
PI-I_O
$Comp
L power:+5V #PWR012
U 1 1 60B28FD1
P 4150 3100
F 0 "#PWR012" H 4150 2950 50 0001 C CNN
F 1 "+5V" V 4165 3228 50 0000 L CNN
F 2 "" H 4150 3100 50 0001 C CNN
F 3 "" H 4150 3100 50 0001 C CNN
1 4150 3100
0 -1 -1 0
$EndComp
$Comp
L power:+5V #PWR015
U 1 1 60B29986
P 4200 4700
F 0 "#PWR015" H 4200 4550 50 0001 C CNN
F 1 "+5V" V 4215 4828 50 0000 L CNN
F 2 "" H 4200 4700 50 0001 C CNN
F 3 "" H 4200 4700 50 0001 C CNN
1 4200 4700
0 -1 -1 0
$EndComp
$Comp
L power:GND #PWR016
U 1 1 60B29F0D
P 4200 4800
F 0 "#PWR016" H 4200 4550 50 0001 C CNN
F 1 "GND" V 4205 4672 50 0000 R CNN
F 2 "" H 4200 4800 50 0001 C CNN
F 3 "" H 4200 4800 50 0001 C CNN
1 4200 4800
0 1 1 0
$EndComp
$Comp
L power:GND #PWR013
U 1 1 60B2A4F1
P 4150 3200
F 0 "#PWR013" H 4150 2950 50 0001 C CNN
F 1 "GND" V 4155 3072 50 0000 R CNN
F 2 "" H 4150 3200 50 0001 C CNN
F 3 "" H 4150 3200 50 0001 C CNN
1 4150 3200
0 1 1 0
$EndComp
NoConn ~ 2500 7000
Text GLabel 3900 1450 3 50 BiDi ~ 0
PI-ACK
Text GLabel 4000 1450 3 50 BiDi ~ 0
PI-ATN
Wire Wire Line
7400 4700 7450 4700
Wire Wire Line
6250 4700 6300 4700
Wire Wire Line
7450 3200 7400 3200
Wire Wire Line
7400 3100 7450 3100
Wire Wire Line
4150 3100 4200 3100
Wire Wire Line
4150 3200 4200 3200
$Comp
L Device:R_Small R1
U 1 1 5EF6D1CC
P 750 1200
F 0 "R1" H 809 1246 50 0000 L CNN
F 1 "44" H 809 1155 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 750 1200 50 0001 C CNN
F 3 "~" H 750 1200 50 0001 C CNN
1 750 1200
1 0 0 -1
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5EF6DD93
P 1200 1200
F 0 "R2" H 1259 1246 50 0000 L CNN
F 1 "44" H 1259 1155 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 1200 1200 50 0001 C CNN
F 3 "~" H 1200 1200 50 0001 C CNN
1 1200 1200
1 0 0 -1
$EndComp
$Comp
L Device:R_Small R3
U 1 1 5EF6DF39
P 1700 1200
F 0 "R3" H 1759 1246 50 0000 L CNN
F 1 "112" H 1759 1155 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 1700 1200 50 0001 C CNN
F 3 "~" H 1700 1200 50 0001 C CNN
1 1700 1200
1 0 0 -1
$EndComp
$Comp
L Device:R_Small R4
U 1 1 5EF6E103
P 2150 1200
F 0 "R4" H 2209 1246 50 0000 L CNN
F 1 "44" H 2209 1155 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 2150 1200 50 0001 C CNN
F 3 "~" H 2150 1200 50 0001 C CNN
1 2150 1200
1 0 0 -1
$EndComp
$Comp
L Device:LED_Small D2
U 1 1 5EF6E9E0
P 750 1400
F 0 "D2" V 796 1330 50 0000 R CNN
F 1 "LED_Small" V 705 1330 50 0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" V 750 1400 50 0001 C CNN
F 3 "~" V 750 1400 50 0001 C CNN
1 750 1400
0 -1 -1 0
$EndComp
$Comp
L Device:LED_Small D3
U 1 1 5EF6FA85
P 1200 1400
F 0 "D3" V 1246 1330 50 0000 R CNN
F 1 "LED_Small" V 1155 1330 50 0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" V 1200 1400 50 0001 C CNN
F 3 "~" V 1200 1400 50 0001 C CNN
1 1200 1400
0 -1 -1 0
$EndComp
$Comp
L Device:LED_Small D4
U 1 1 5EF6FD13
P 1700 1400
F 0 "D4" V 1746 1330 50 0000 R CNN
F 1 "LED_Small" V 1655 1330 50 0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" V 1700 1400 50 0001 C CNN
F 3 "~" V 1700 1400 50 0001 C CNN
1 1700 1400
0 -1 -1 0
$EndComp
$Comp
L Device:LED_Small D5
U 1 1 5EF6FF93
P 2150 1400
F 0 "D5" V 2196 1330 50 0000 R CNN
F 1 "LED_Small" V 2105 1330 50 0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" V 2150 1400 50 0001 C CNN
F 3 "~" V 2150 1400 50 0001 C CNN
1 2150 1400
0 -1 -1 0
$EndComp
Wire Wire Line
750 1500 750 1700
Wire Wire Line
2150 1700 2150 1500
Wire Wire Line
1700 1500 1700 1700
Connection ~ 1700 1700
Wire Wire Line
1700 1700 2150 1700
Wire Wire Line
1200 1500 1200 1700
Connection ~ 1200 1700
Wire Wire Line
1200 1700 1450 1700
Wire Wire Line
750 1000 750 1100
$Comp
L power:+3V3 #PWR037
U 1 1 5EF9202D
P 2150 1000
F 0 "#PWR037" H 2150 850 50 0001 C CNN
F 1 "+3V3" H 2165 1173 50 0000 C CNN
F 2 "" H 2150 1000 50 0001 C CNN
F 3 "" H 2150 1000 50 0001 C CNN
1 2150 1000
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR036
U 1 1 5EF92608
P 1700 1000
F 0 "#PWR036" H 1700 850 50 0001 C CNN
F 1 "+5V" V 1715 1128 50 0000 L CNN
F 2 "" H 1700 1000 50 0001 C CNN
F 3 "" H 1700 1000 50 0001 C CNN
1 1700 1000
1 0 0 -1
$EndComp
Text GLabel 1200 1000 1 50 BiDi ~ 0
DBG_LED
Wire Wire Line
1200 1100 1200 1000
Wire Wire Line
1700 1100 1700 1000
Wire Wire Line
2150 1100 2150 1000
Wire Wire Line
750 1700 1200 1700
Wire Wire Line
1450 1750 1450 1700
Connection ~ 1450 1700
Wire Wire Line
1450 1700 1700 1700
Wire Notes Line
550 550 2700 550
Wire Notes Line
2700 550 2700 2250
Wire Notes Line
2700 2250 550 2250
Wire Notes Line
550 2250 550 550
Text Notes 650 2200 0 50 ~ 0
Activity, Debug and Power LEDs
Wire Notes Line
2900 2250 2900 550
Wire Notes Line
2900 550 5600 550
Wire Notes Line
5600 550 5600 2250
Wire Notes Line
5600 2250 2900 2250
Text Notes 2950 2200 0 50 ~ 0
Pull-up resistors for Raspberry Pi 3.3v Signals
Wire Notes Line
5800 550 5800 2250
Wire Notes Line
8900 2250 8900 550
Wire Notes Line
8900 550 5800 550
Text Notes 5850 2200 0 50 ~ 0
SCSI Termination Resistors
$Comp
L Connector:Raspberry_Pi_2_3 J1
U 1 1 60B58FCD
P 1950 4450
F 0 "J1" H 1950 5931 50 0000 C CNN
F 1 "Raspberry_Pi_2_3" H 1950 5840 50 0000 C CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_Vertical" H 1950 4450 50 0001 C CNN
F 3 "https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/rpi_SCH_3bplus_1p0_reduced.pdf" H 1950 4450 50 0001 C CNN
1 1950 4450
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR02
U 1 1 60B5EE75
P 1850 2950
F 0 "#PWR02" H 1850 2800 50 0001 C CNN
F 1 "+5V" H 1850 3100 50 0000 C CNN
F 2 "" H 1850 2950 50 0001 C CNN
F 3 "" H 1850 2950 50 0001 C CNN
1 1850 2950
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR03
U 1 1 60B5EE81
P 1850 5800
F 0 "#PWR03" H 1850 5550 50 0001 C CNN
F 1 "GND" H 1855 5627 50 0000 C CNN
F 2 "" H 1850 5800 50 0001 C CNN
F 3 "" H 1850 5800 50 0001 C CNN
1 1850 5800
1 0 0 -1
$EndComp
Text GLabel 2750 5150 2 50 BiDi ~ 0
PI-D2
Text GLabel 1150 3650 0 50 BiDi ~ 0
PI-D5
Text GLabel 1150 3850 0 50 BiDi ~ 0
PI-D6
Text GLabel 1150 3550 0 50 BiDi ~ 0
PI-D4
Text GLabel 1150 4050 0 50 BiDi ~ 0
PI-DP
Text GLabel 1150 5050 0 50 BiDi ~ 0
PI-BSY
Text GLabel 1150 4850 0 50 BiDi ~ 0
PI-C_D
Text GLabel 1150 4650 0 50 BiDi ~ 0
PI-REQ
Text GLabel 1150 4450 0 50 BiDi ~ 0
PI-ACK
Text GLabel 1150 4350 0 50 BiDi ~ 0
PI-RST
$Comp
L power:+3V3 #PWR05
U 1 1 60B68AA4
P 2150 2950
F 0 "#PWR05" H 2150 2800 50 0001 C CNN
F 1 "+3V3" V 2250 3000 50 0000 C CNN
F 2 "" H 2150 2950 50 0001 C CNN
F 3 "" H 2150 2950 50 0001 C CNN
1 2150 2950
1 0 0 -1
$EndComp
Text GLabel 2750 4850 2 50 BiDi ~ 0
PI-D0
Text GLabel 2750 4950 2 50 BiDi ~ 0
PI-D1
Text GLabel 2750 5250 2 50 BiDi ~ 0
PI-D3
Text GLabel 1150 3950 0 50 BiDi ~ 0
PI-D7
Text GLabel 1150 4750 0 50 BiDi ~ 0
PI-MSG
Text GLabel 1150 4950 0 50 BiDi ~ 0
PI-I_O
Text GLabel 1150 4250 0 50 BiDi ~ 0
PI-ATN
Text GLabel 1150 5150 0 50 BiDi ~ 0
PI-SEL
Text GLabel 2750 4150 2 50 BiDi ~ 0
ACT
$Comp
L power:+5V #PWR01
U 1 1 60B793DE
P 1750 2950
F 0 "#PWR01" H 1750 2800 50 0001 C CNN
F 1 "+5V" V 1650 3000 50 0000 C CNN
F 2 "" H 1750 2950 50 0001 C CNN
F 3 "" H 1750 2950 50 0001 C CNN
1 1750 2950
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR04
U 1 1 60B79625
P 2050 2950
F 0 "#PWR04" H 2050 2800 50 0001 C CNN
F 1 "+3V3" H 2050 3100 50 0000 C CNN
F 2 "" H 2050 2950 50 0001 C CNN
F 3 "" H 2050 2950 50 0001 C CNN
1 2050 2950
1 0 0 -1
$EndComp
Wire Wire Line
2250 5750 2150 5750
Connection ~ 1650 5750
Wire Wire Line
1650 5750 1550 5750
Connection ~ 1750 5750
Wire Wire Line
1750 5750 1650 5750
Connection ~ 1850 5750
Wire Wire Line
1850 5750 1750 5750
Connection ~ 1950 5750
Wire Wire Line
1950 5750 1850 5750
Connection ~ 2050 5750
Wire Wire Line
2050 5750 1950 5750
Connection ~ 2150 5750
Wire Wire Line
2150 5750 2050 5750
Wire Wire Line
2050 3150 2050 2950
Wire Wire Line
2150 3150 2150 2950
Wire Wire Line
1750 3150 1750 2950
Wire Wire Line
1850 3150 1850 2950
Wire Wire Line
1850 5800 1850 5750
Text GLabel 2750 4250 2 50 BiDi ~ 0
DBG_LED
Wire Notes Line
550 2650 3300 2650
Wire Notes Line
3300 2650 3300 6400
Wire Notes Line
3300 6400 550 6400
Wire Notes Line
550 6400 550 2650
Text Notes 600 6350 0 50 ~ 0
Raspberry Pi Connector
Wire Notes Line
3500 2650 3500 6400
Wire Notes Line
3500 6400 8100 6400
Wire Notes Line
8100 6400 8100 2650
Wire Notes Line
8100 2650 3500 2650
Text Notes 9150 1700 0 50 ~ 0
Terminating Resistor Power
Text Notes 3550 6350 0 50 ~ 0
SCSI Bus Transceivers
Wire Wire Line
5300 5600 5300 5700
Text Notes 3750 4250 1 50 ~ 0
Change direction based upon PI-I_O
Text Notes 3750 5850 1 50 ~ 0
Change direction based upon PI-I_O
Text Notes 7900 5600 1 50 ~ 0
DIR = GND\nB is input, A is output
Text Notes 7950 4200 1 50 ~ 0
DIR = +5v\nA is input, B is output
Wire Notes Line
8300 4850 10200 4850
Wire Notes Line
10200 6400 10200 2650
Wire Notes Line
10200 2650 8300 2650
Wire Notes Line
8300 2650 8300 6400
Text Notes 8400 4800 0 50 ~ 0
DB-25 SCSI Connector
Text Notes 700 7850 0 50 ~ 0
SCSI Ribbon Cable
Text Notes 3850 6750 0 100 ~ 0
ONLY THE DB-25 OR RIBBON CABLE SHOULD BE USED!!\nDO NOT USE BOTH AT THE SAME TIME!
Text Notes 3900 7750 0 50 ~ 0
This card include bus transceiver logic to allow a Raspberry \nPi to connect to a vintage Macintosh SCSI port. (It may \nwork with other systems as well)\n\nThis design is based upon fran-cap's design\nhttps://github.com/fran-cap/RASCSI-68kmlaver\n... which was based on the original Gimmons design:\nhttp://retropc.net/gimons/rascsi/\n\nThank you to everyone who has worked on this project!!