EESchema Schematic File Version 4
LIBS:uart4-cache
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Connector_Generic:Conn_01x40 J1
U 1 1 5D4D81A3
P 1550 3750
F 0 "J1" H 1468 5867 50  0000 C CNN
F 1 "Conn_01x40" H 1468 5776 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x40_P2.54mm_Horizontal" H 1550 3750 50  0001 C CNN
F 3 "~" H 1550 3750 50  0001 C CNN
	1    1550 3750
	-1   0    0    -1  
$EndComp
Text GLabel 1750 1850 2    50   Output ~ 0
A15
Text GLabel 1750 1950 2    50   Output ~ 0
A14
Text GLabel 1750 2050 2    50   Output ~ 0
A13
Text GLabel 1750 2150 2    50   Output ~ 0
A12
Text GLabel 1750 2250 2    50   Output ~ 0
A11
Text GLabel 1750 2650 2    50   Output ~ 0
A7
Text GLabel 1750 2750 2    50   Output ~ 0
A6
Text GLabel 1750 2850 2    50   Output ~ 0
A5
Text GLabel 1750 2950 2    50   Output ~ 0
A4
Text GLabel 1750 3050 2    50   Output ~ 0
A3
Text GLabel 1750 3150 2    50   Output ~ 0
A2
Text GLabel 1750 3250 2    50   Output ~ 0
A1
Text GLabel 1750 3350 2    50   Output ~ 0
A0
Text GLabel 1750 3450 2    50   Output ~ 0
GND
Text GLabel 1750 3550 2    50   Output ~ 0
VCC
Text GLabel 1750 3650 2    50   Output ~ 0
M1
Text GLabel 1750 3750 2    50   3State ~ 0
RESET
Text GLabel 1750 3850 2    50   Output ~ 0
CLK
Text GLabel 1750 3950 2    50   Output ~ 0
INT
Text GLabel 1750 4150 2    50   Output ~ 0
WR
Text GLabel 1750 4250 2    50   Output ~ 0
RD
Text GLabel 1750 4350 2    50   Output ~ 0
IORQ
Text GLabel 1750 4450 2    50   3State ~ 0
D0
Text GLabel 1750 4550 2    50   3State ~ 0
D1
Text GLabel 1750 4650 2    50   3State ~ 0
D2
Text GLabel 1750 4750 2    50   3State ~ 0
D3
Text GLabel 1750 4850 2    50   3State ~ 0
D4
Text GLabel 1750 4950 2    50   3State ~ 0
D5
Text GLabel 1750 5050 2    50   3State ~ 0
D6
Text GLabel 1750 5150 2    50   3State ~ 0
D7
Text GLabel 2350 5250 2    50   Input ~ 0
COM1_TX
Text GLabel 2350 5350 2    50   Output ~ 0
COM1_RX
Text GLabel 1750 5550 2    50   3State ~ 0
IEO
Text GLabel 1750 5650 2    50   3State ~ 0
IEI
$Comp
L Alan:XR82C684-44 U1
U 1 1 5D6312BB
P 8200 2750
F 0 "U1" H 8550 3950 50  0000 C CNN
F 1 "XR82C684-44" H 8500 3850 50  0000 C CNN
F 2 "Package_LCC:PLCC-44_THT-Socket" H 8200 2750 50  0001 C CNN
F 3 "" H 8200 2750 50  0001 C CNN
	1    8200 2750
	1    0    0    -1  
$EndComp
Text GLabel 7500 3250 0    50   3State ~ 0
D0
Text GLabel 7500 3350 0    50   3State ~ 0
D1
Text GLabel 7500 3450 0    50   3State ~ 0
D2
Text GLabel 7500 3550 0    50   3State ~ 0
D3
Text GLabel 7500 3650 0    50   3State ~ 0
D4
Text GLabel 7500 3750 0    50   3State ~ 0
D5
Text GLabel 7500 3850 0    50   3State ~ 0
D6
Text GLabel 7500 3950 0    50   3State ~ 0
D7
Text GLabel 7500 5050 0    50   3State ~ 0
INT
Text GLabel 7500 2650 0    50   Input ~ 0
CLK
Text GLabel 8950 3350 2    50   Input ~ 0
A11
Text GLabel 8950 3450 2    50   Input ~ 0
A12
Text GLabel 8950 3550 2    50   Input ~ 0
A13
Text GLabel 8950 3650 2    50   Input ~ 0
A14
Text GLabel 8950 3750 2    50   Input ~ 0
A15
$Comp
L power:GND #PWR0101
U 1 1 5D63522F
P 8100 5350
F 0 "#PWR0101" H 8100 5100 50  0001 C CNN
F 1 "GND" H 8105 5177 50  0000 C CNN
F 2 "" H 8100 5350 50  0001 C CNN
F 3 "" H 8100 5350 50  0001 C CNN
	1    8100 5350
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0102
U 1 1 5D63555C
P 8100 1750
F 0 "#PWR0102" H 8100 1600 50  0001 C CNN
F 1 "VCC" H 8117 1923 50  0000 C CNN
F 2 "" H 8100 1750 50  0001 C CNN
F 3 "" H 8100 1750 50  0001 C CNN
	1    8100 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7500 2150 6850 2150
Wire Wire Line
	6850 2150 6850 5350
Wire Wire Line
	6850 5350 8100 5350
Connection ~ 8100 5350
Text GLabel 7500 2450 0    50   Output ~ 0
COM2_TX
Text GLabel 7500 2550 0    50   Input ~ 0
COM2_RX
Text GLabel 7500 4650 0    50   Input ~ 0
COM4_RX
Text GLabel 7500 4750 0    50   Output ~ 0
COM4_TX
Text GLabel 8950 2250 2    50   Output ~ 0
COM1_TX
Text GLabel 8950 4850 2    50   Output ~ 0
COM3_TX
Text GLabel 8950 4750 2    50   Input ~ 0
COM3_RX
Text GLabel 8950 2350 2    50   Input ~ 0
COM1_RX
Text GLabel 8950 2050 2    50   Output ~ 0
COM2_RTS
Text GLabel 8950 2150 2    50   Output ~ 0
COM1_RTS
Text GLabel 8950 5050 2    50   Output ~ 0
COM4_RTS
Text GLabel 8950 3150 2    50   Input ~ 0
COM2_CTS
Text GLabel 8950 3250 2    50   Input ~ 0
COM1_CTS
Text GLabel 8950 3850 2    50   Input ~ 0
COM3_CTS
Text GLabel 8950 3950 2    50   Input ~ 0
COM4_CTS
NoConn ~ 7500 2750
Text GLabel 8950 4950 2    50   Output ~ 0
COM3_RTS
Text GLabel 7500 2350 0    50   Output ~ 0
GPO0
Text GLabel 7500 5150 0    50   Output ~ 0
GPO1
Wire Wire Line
	8950 1950 9700 1950
Wire Wire Line
	10300 1850 10300 1950
Text GLabel 10650 1950 2    50   Input ~ 0
RESET
Wire Wire Line
	10650 1950 10300 1950
Connection ~ 10300 1950
Wire Wire Line
	10300 1950 10300 2050
$Comp
L Jumper:Jumper_3_Open JP1
U 1 1 5D63D366
P 10050 4250
F 0 "JP1" V 10004 4337 50  0000 L CNN
F 1 "Jumper_3_Open" V 10095 4337 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 10050 4250 50  0001 C CNN
F 3 "~" H 10050 4250 50  0001 C CNN
	1    10050 4250
	0    1    1    0   
$EndComp
Text GLabel 10700 4500 2    50   Input ~ 0
IEI
Wire Wire Line
	10700 4500 10050 4500
$Comp
L Device:R R1
U 1 1 5D63E84B
P 10050 3850
F 0 "R1" H 10120 3896 50  0000 L CNN
F 1 "10K" H 10120 3805 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9980 3850 50  0001 C CNN
F 3 "~" H 10050 3850 50  0001 C CNN
	1    10050 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	9900 4250 8950 4250
$Comp
L power:VCC #PWR0103
U 1 1 5D63F317
P 10050 3700
F 0 "#PWR0103" H 10050 3550 50  0001 C CNN
F 1 "VCC" H 10067 3873 50  0000 C CNN
F 2 "" H 10050 3700 50  0001 C CNN
F 3 "" H 10050 3700 50  0001 C CNN
	1    10050 3700
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper JP2
U 1 1 5D63F824
P 6450 4850
F 0 "JP2" H 6450 5114 50  0000 C CNN
F 1 "Jumper" H 6450 5023 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 6450 4850 50  0001 C CNN
F 3 "~" H 6450 4850 50  0001 C CNN
	1    6450 4850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6750 4850 7500 4850
Text GLabel 6150 4850 0    50   Output ~ 0
IEO
Wire Wire Line
	6550 5400 6650 5400
Wire Wire Line
	6650 5400 6650 4950
Wire Wire Line
	6650 4950 7500 4950
$Comp
L 74xx:74HCT00 U3
U 1 1 5D638B7C
P 10000 1950
F 0 "U3" H 10000 1633 50  0000 C CNN
F 1 "74HCT00" H 10000 1724 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 10000 1950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hct00" H 10000 1950 50  0001 C CNN
	1    10000 1950
	-1   0    0    1   
$EndComp
$Comp
L 74xx:74LS32 U2
U 1 1 5D64BDE0
P 6250 5400
F 0 "U2" H 6250 5725 50  0000 C CNN
F 1 "74HCT32" H 6250 5634 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6250 5400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 6250 5400 50  0001 C CNN
	1    6250 5400
	1    0    0    -1  
$EndComp
Text GLabel 5950 5300 0    50   Input ~ 0
M1
Text GLabel 5950 5500 0    50   Input ~ 0
IORQ
$Comp
L 74xx:74LS32 U2
U 3 1 5D659707
P 9950 2850
F 0 "U2" H 9950 2533 50  0000 C CNN
F 1 "74HCT32" H 9950 2624 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 9950 2850 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 9950 2850 50  0001 C CNN
	3    9950 2850
	-1   0    0    1   
$EndComp
Wire Wire Line
	8950 2850 9650 2850
Text GLabel 10250 2750 2    50   Input ~ 0
RD
Text GLabel 10250 2950 2    50   Input ~ 0
IOCS
$Comp
L 74xx:74LS688 U4
U 1 1 5D666ED1
P 4550 5050
F 0 "U4" H 4600 5150 50  0000 L CNN
F 1 "74HCT688" H 4450 5050 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm" H 4550 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS688" H 4550 5050 50  0001 C CNN
	1    4550 5050
	1    0    0    -1  
$EndComp
Text GLabel 4050 4150 0    50   Input ~ 0
A7
Text GLabel 4050 4250 0    50   Input ~ 0
A6
Text GLabel 4050 4350 0    50   Input ~ 0
A5
Text GLabel 4050 4450 0    50   Input ~ 0
A4
Text GLabel 4050 4550 0    50   Input ~ 0
A3
Text GLabel 4050 4650 0    50   Input ~ 0
A2
Text GLabel 4050 4750 0    50   Input ~ 0
A1
Text GLabel 4050 5950 0    50   Input ~ 0
IORQ
Text GLabel 4050 4850 0    50   Input ~ 0
M1
$Comp
L Device:R_Network08 RN1
U 1 1 5D698277
P 3400 3800
F 0 "RN1" H 3788 3846 50  0000 L CNN
F 1 "10K" H 3788 3755 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP9" V 3875 3800 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 3400 3800 50  0001 C CNN
	1    3400 3800
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_02x07_Odd_Even J2
U 1 1 5D69937D
P 3400 6300
F 0 "J2" V 3404 6680 50  0000 L CNN
F 1 "Conn_02x07_Odd_Even" V 3495 6680 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x07_P2.54mm_Vertical" H 3400 6300 50  0001 C CNN
F 3 "~" H 3400 6300 50  0001 C CNN
	1    3400 6300
	0    1    1    0   
$EndComp
Wire Wire Line
	3700 6100 3700 5050
Wire Wire Line
	3600 4000 3600 5150
Wire Wire Line
	3500 4000 3500 5250
Wire Wire Line
	3000 4000 3000 5750
Wire Wire Line
	3000 6600 3100 6600
Connection ~ 3100 6600
Wire Wire Line
	3100 6600 3200 6600
Connection ~ 3200 6600
Wire Wire Line
	3200 6600 3300 6600
Connection ~ 3300 6600
Wire Wire Line
	3300 6600 3400 6600
Connection ~ 3400 6600
Wire Wire Line
	3400 6600 3500 6600
Connection ~ 3500 6600
Wire Wire Line
	3500 6600 3600 6600
Connection ~ 3600 6600
Wire Wire Line
	3600 6600 3700 6600
$Comp
L power:GND #PWR0104
U 1 1 5D6A42B0
P 3400 6600
F 0 "#PWR0104" H 3400 6350 50  0001 C CNN
F 1 "GND" H 3405 6427 50  0000 C CNN
F 2 "" H 3400 6600 50  0001 C CNN
F 3 "" H 3400 6600 50  0001 C CNN
	1    3400 6600
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0105
U 1 1 5D6A4B29
P 3000 3600
F 0 "#PWR0105" H 3000 3450 50  0001 C CNN
F 1 "VCC" H 3017 3773 50  0000 C CNN
F 2 "" H 3000 3600 50  0001 C CNN
F 3 "" H 3000 3600 50  0001 C CNN
	1    3000 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4050 5050 3700 5050
Connection ~ 3700 5050
Wire Wire Line
	3700 5050 3700 4000
Wire Wire Line
	4050 5150 3600 5150
Connection ~ 3600 5150
Wire Wire Line
	3600 5150 3600 6100
Wire Wire Line
	3100 4000 3100 5650
Wire Wire Line
	3300 4000 3300 5450
Wire Wire Line
	3400 4000 3400 5350
Wire Wire Line
	4050 5250 3500 5250
Connection ~ 3500 5250
Wire Wire Line
	3500 5250 3500 6100
Wire Wire Line
	4050 5350 3400 5350
Connection ~ 3400 5350
Wire Wire Line
	3400 5350 3400 6100
Connection ~ 3300 5450
Wire Wire Line
	3300 5450 3300 6100
Wire Wire Line
	3300 5450 4050 5450
Wire Wire Line
	4050 5550 3200 5550
Connection ~ 3200 5550
Wire Wire Line
	3200 5550 3200 6100
Connection ~ 3100 5650
Wire Wire Line
	3100 5650 3100 6100
Wire Wire Line
	3100 5650 4050 5650
Wire Wire Line
	4050 5750 3000 5750
$Comp
L power:GND #PWR0106
U 1 1 5D6B9F58
P 4550 6250
F 0 "#PWR0106" H 4550 6000 50  0001 C CNN
F 1 "GND" H 4555 6077 50  0000 C CNN
F 2 "" H 4550 6250 50  0001 C CNN
F 3 "" H 4550 6250 50  0001 C CNN
	1    4550 6250
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR0107
U 1 1 5D6BA8A5
P 4550 3850
F 0 "#PWR0107" H 4550 3700 50  0001 C CNN
F 1 "VCC" H 4567 4023 50  0000 C CNN
F 2 "" H 4550 3850 50  0001 C CNN
F 3 "" H 4550 3850 50  0001 C CNN
	1    4550 3850
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U2
U 4 1 5D6BF2D7
P 5350 4050
F 0 "U2" H 5250 4400 50  0000 C CNN
F 1 "74HCT32" H 5250 4300 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5350 4050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 5350 4050 50  0001 C CNN
	4    5350 4050
	1    0    0    -1  
$EndComp
Text GLabel 5650 3850 0    50   Input ~ 0
WR
$Comp
L 74xx:74LS32 U2
U 2 1 5D64E892
P 5950 3950
F 0 "U2" H 5950 4275 50  0000 C CNN
F 1 "74HCT32" H 5950 4184 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5950 3950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 5950 3950 50  0001 C CNN
	2    5950 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	6250 3950 6450 3950
Wire Wire Line
	6450 3950 6450 4050
Wire Wire Line
	6450 4050 7500 4050
Wire Wire Line
	5650 4050 5700 4050
Wire Wire Line
	5700 4150 7500 4150
Connection ~ 5650 4050
Text GLabel 5050 3950 0    50   Input ~ 0
A0
Text GLabel 6050 4350 2    50   Output ~ 0
IOCS
Wire Wire Line
	5700 4350 6050 4350
Wire Wire Line
	5700 4050 5700 4150
Connection ~ 5700 4150
Wire Wire Line
	5700 4150 5700 4350
$Comp
L 74xx:74LS32 U2
U 5 1 5D6F8CF5
P 6150 7100
F 0 "U2" H 6380 7146 50  0000 L CNN
F 1 "74HCT32" H 6380 7055 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 6150 7100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 6150 7100 50  0001 C CNN
	5    6150 7100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HCT00 U3
U 5 1 5D70AEB0
P 5650 7100
F 0 "U3" H 5300 7550 50  0000 L CNN
F 1 "74HCT00" H 5200 7450 50  0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 5650 7100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hct00" H 5650 7100 50  0001 C CNN
	5    5650 7100
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 6600 5850 6600
Wire Wire Line
	6150 7600 5900 7600
$Comp
L power:GND #PWR0108
U 1 1 5D717807
P 5900 7600
F 0 "#PWR0108" H 5900 7350 50  0001 C CNN
F 1 "GND" H 5905 7427 50  0000 C CNN
F 2 "" H 5900 7600 50  0001 C CNN
F 3 "" H 5900 7600 50  0001 C CNN
	1    5900 7600
	1    0    0    -1  
$EndComp
Connection ~ 5900 7600
Wire Wire Line
	5900 7600 5650 7600
$Comp
L power:VCC #PWR0109
U 1 1 5D7183AA
P 5850 6600
F 0 "#PWR0109" H 5850 6450 50  0001 C CNN
F 1 "VCC" H 5867 6773 50  0000 C CNN
F 2 "" H 5850 6600 50  0001 C CNN
F 3 "" H 5850 6600 50  0001 C CNN
	1    5850 6600
	1    0    0    -1  
$EndComp
Connection ~ 5850 6600
Wire Wire Line
	5850 6600 6150 6600
$Comp
L Device:C C1
U 1 1 5D71A109
P 2400 7250
F 0 "C1" H 2515 7296 50  0000 L CNN
F 1 "0.1uF" H 2515 7205 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2438 7100 50  0001 C CNN
F 3 "~" H 2400 7250 50  0001 C CNN
	1    2400 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 5D71BD7B
P 2900 7250
F 0 "C2" H 3015 7296 50  0000 L CNN
F 1 "0.1uF" H 3015 7205 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 2938 7100 50  0001 C CNN
F 3 "~" H 2900 7250 50  0001 C CNN
	1    2900 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5D71C0A8
P 3400 7250
F 0 "C3" H 3515 7296 50  0000 L CNN
F 1 "0.1uF" H 3515 7205 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 3438 7100 50  0001 C CNN
F 3 "~" H 3400 7250 50  0001 C CNN
	1    3400 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5D71C4AC
P 3900 7250
F 0 "C4" H 4015 7296 50  0000 L CNN
F 1 "0.1uF" H 4015 7205 50  0000 L CNN
F 2 "Capacitor_THT:C_Disc_D3.0mm_W2.0mm_P2.50mm" H 3938 7100 50  0001 C CNN
F 3 "~" H 3900 7250 50  0001 C CNN
	1    3900 7250
	1    0    0    -1  
$EndComp
Text GLabel 2100 7100 0    50   Input ~ 0
VCC
Text GLabel 2100 7400 0    50   Input ~ 0
GND
Wire Wire Line
	2100 7100 2200 7100
Connection ~ 2400 7100
Wire Wire Line
	2400 7100 2900 7100
Connection ~ 2900 7100
Wire Wire Line
	2900 7100 3400 7100
Connection ~ 3400 7100
Wire Wire Line
	3400 7100 3900 7100
Connection ~ 2400 7400
Wire Wire Line
	2400 7400 2200 7400
Connection ~ 2900 7400
Wire Wire Line
	2900 7400 2400 7400
Connection ~ 3400 7400
Wire Wire Line
	3400 7400 2900 7400
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 5D7307E1
P 2200 7100
F 0 "#FLG0101" H 2200 7175 50  0001 C CNN
F 1 "PWR_FLAG" H 2200 7273 50  0000 C CNN
F 2 "" H 2200 7100 50  0001 C CNN
F 3 "~" H 2200 7100 50  0001 C CNN
	1    2200 7100
	1    0    0    -1  
$EndComp
Connection ~ 2200 7100
Wire Wire Line
	2200 7100 2400 7100
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 5D730F29
P 2200 7400
F 0 "#FLG0102" H 2200 7475 50  0001 C CNN
F 1 "PWR_FLAG" H 2200 7573 50  0000 C CNN
F 2 "" H 2200 7400 50  0001 C CNN
F 3 "~" H 2200 7400 50  0001 C CNN
	1    2200 7400
	-1   0    0    1   
$EndComp
Connection ~ 2200 7400
Wire Wire Line
	2200 7400 2100 7400
Wire Wire Line
	3200 4000 3200 5550
Wire Wire Line
	3400 7400 3900 7400
$Comp
L Connector_Generic:Conn_01x06 J3
U 1 1 5D73F90F
P 2850 850
F 0 "J3" V 2814 462 50  0000 R CNN
F 1 "Conn_01x06" V 2723 462 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 2850 850 50  0001 C CNN
F 3 "~" H 2850 850 50  0001 C CNN
	1    2850 850 
	0    -1   -1   0   
$EndComp
Text GLabel 2650 1050 3    50   Input ~ 0
GND
Text GLabel 2750 1650 2    50   Input ~ 0
COM1_RTS
Text GLabel 2750 1950 2    50   Output ~ 0
COM1_RX
Text GLabel 2750 2250 2    50   Input ~ 0
COM1_TX
Text GLabel 2750 2550 2    50   Output ~ 0
COM1_CTS
NoConn ~ 2850 1050
$Comp
L Connector_Generic:Conn_01x03 J7
U 1 1 5D78ACF3
P 7700 950
F 0 "J7" V 7664 762 50  0000 R CNN
F 1 "Conn_01x03" V 7573 762 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 7700 950 50  0001 C CNN
F 3 "~" H 7700 950 50  0001 C CNN
	1    7700 950 
	0    -1   -1   0   
$EndComp
Text GLabel 7600 1150 3    50   Input ~ 0
GND
Text GLabel 7700 1150 3    50   Input ~ 0
GPO0
Text GLabel 7800 1150 3    50   Input ~ 0
GPO1
NoConn ~ 1750 5450
NoConn ~ 1750 5750
$Comp
L Device:Jumper JP3
U 1 1 5D8262E7
P 2050 5250
F 0 "JP3" H 2050 5514 50  0000 C CNN
F 1 "Jumper" H 2050 5423 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 2050 5250 50  0001 C CNN
F 3 "~" H 2050 5250 50  0001 C CNN
	1    2050 5250
	1    0    0    -1  
$EndComp
$Comp
L Device:Jumper JP4
U 1 1 5D826A27
P 2050 5350
F 0 "JP4" H 2050 5150 50  0000 C CNN
F 1 "Jumper" H 2050 5250 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 2050 5350 50  0001 C CNN
F 3 "~" H 2050 5350 50  0001 C CNN
	1    2050 5350
	1    0    0    -1  
$EndComp
NoConn ~ 1750 4050
NoConn ~ 1750 2350
NoConn ~ 1750 2450
NoConn ~ 1750 2550
$Comp
L 74xx:74HCT00 U3
U 2 1 5D84A2E1
P 7650 6000
F 0 "U3" H 7650 6325 50  0000 C CNN
F 1 "74HCT00" H 7650 6234 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 7650 6000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hct00" H 7650 6000 50  0001 C CNN
	2    7650 6000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HCT00 U3
U 3 1 5D84BAE4
P 8600 6000
F 0 "U3" H 8600 6325 50  0000 C CNN
F 1 "74HCT00" H 8600 6234 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 8600 6000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hct00" H 8600 6000 50  0001 C CNN
	3    8600 6000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HCT00 U3
U 4 1 5D84D48C
P 9500 6000
F 0 "U3" H 9500 6325 50  0000 C CNN
F 1 "74HCT00" H 9500 6234 50  0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm" H 9500 6000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hct00" H 9500 6000 50  0001 C CNN
	4    9500 6000
	1    0    0    -1  
$EndComp
NoConn ~ 9800 6000
NoConn ~ 8900 6000
NoConn ~ 7950 6000
Wire Wire Line
	7350 5900 7350 6100
Wire Wire Line
	7350 6350 8300 6350
Wire Wire Line
	8300 6350 8300 6100
Connection ~ 7350 6100
Wire Wire Line
	7350 6100 7350 6350
Connection ~ 8300 6100
Wire Wire Line
	8300 6100 8300 5900
Wire Wire Line
	9200 6350 9200 6100
Connection ~ 9200 6100
Wire Wire Line
	9200 6100 9200 5900
Wire Wire Line
	8300 6350 9200 6350
Connection ~ 8300 6350
$Comp
L power:GND #PWR0110
U 1 1 5D85EA5C
P 8300 6350
F 0 "#PWR0110" H 8300 6100 50  0001 C CNN
F 1 "GND" H 8305 6177 50  0000 C CNN
F 2 "" H 8300 6350 50  0001 C CNN
F 3 "" H 8300 6350 50  0001 C CNN
	1    8300 6350
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Pack04_SIP RN2
U 1 1 5D8C3818
P 2550 2050
F 0 "RN2" V 1850 2000 50  0000 L CNN
F 1 "R_Pack04_SIP" V 1950 1850 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP8" V 3225 2050 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 2550 2050 50  0001 C CNN
	1    2550 2050
	0    -1   1    0   
$EndComp
Wire Wire Line
	2750 1850 2950 1850
Wire Wire Line
	2750 2150 3050 2150
Wire Wire Line
	2750 2450 3150 2450
Wire Wire Line
	2750 1050 2750 1550
Wire Wire Line
	2950 1050 2950 1850
Wire Wire Line
	3050 1050 3050 2150
Wire Wire Line
	3150 1050 3150 2450
$Comp
L Connector_Generic:Conn_01x06 J4
U 1 1 5D9C90BB
P 4000 850
F 0 "J4" V 3964 462 50  0000 R CNN
F 1 "Conn_01x06" V 3873 462 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 4000 850 50  0001 C CNN
F 3 "~" H 4000 850 50  0001 C CNN
	1    4000 850 
	0    -1   -1   0   
$EndComp
Text GLabel 3800 1050 3    50   Input ~ 0
GND
Text GLabel 3900 1650 2    50   Input ~ 0
COM2_RTS
Text GLabel 3900 1950 2    50   Output ~ 0
COM2_RX
Text GLabel 3900 2250 2    50   Input ~ 0
COM2_TX
Text GLabel 3900 2550 2    50   Output ~ 0
COM2_CTS
NoConn ~ 4000 1050
$Comp
L Device:R_Pack04_SIP RN3
U 1 1 5D9C90CB
P 3700 2050
F 0 "RN3" V 2983 2031 50  0000 C CNN
F 1 "R_Pack04_SIP" V 3074 2031 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP8" V 4375 2050 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 3700 2050 50  0001 C CNN
	1    3700 2050
	0    -1   1    0   
$EndComp
Wire Wire Line
	3900 1850 4100 1850
Wire Wire Line
	3900 2150 4200 2150
Wire Wire Line
	3900 2450 4300 2450
Wire Wire Line
	3900 1050 3900 1550
Wire Wire Line
	4100 1050 4100 1850
Wire Wire Line
	4200 1050 4200 2150
Wire Wire Line
	4300 1050 4300 2450
$Comp
L Connector_Generic:Conn_01x06 J5
U 1 1 5D9DFF13
P 5150 850
F 0 "J5" V 5114 462 50  0000 R CNN
F 1 "Conn_01x06" V 5023 462 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 5150 850 50  0001 C CNN
F 3 "~" H 5150 850 50  0001 C CNN
	1    5150 850 
	0    -1   -1   0   
$EndComp
Text GLabel 4950 1050 3    50   Input ~ 0
GND
Text GLabel 5050 1650 2    50   Input ~ 0
COM3_RTS
Text GLabel 5050 1950 2    50   Output ~ 0
COM3_RX
Text GLabel 5050 2250 2    50   Input ~ 0
COM3_TX
Text GLabel 5050 2550 2    50   Output ~ 0
COM3_CTS
NoConn ~ 5150 1050
$Comp
L Device:R_Pack04_SIP RN4
U 1 1 5D9DFF23
P 4850 2050
F 0 "RN4" V 4133 2031 50  0000 C CNN
F 1 "R_Pack04_SIP" V 4224 2031 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP8" V 5525 2050 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 4850 2050 50  0001 C CNN
	1    4850 2050
	0    -1   1    0   
$EndComp
Wire Wire Line
	5050 1850 5250 1850
Wire Wire Line
	5050 2150 5350 2150
Wire Wire Line
	5050 2450 5450 2450
Wire Wire Line
	5050 1050 5050 1550
Wire Wire Line
	5250 1050 5250 1850
Wire Wire Line
	5350 1050 5350 2150
Wire Wire Line
	5450 1050 5450 2450
$Comp
L Connector_Generic:Conn_01x06 J6
U 1 1 5DA1095B
P 6300 850
F 0 "J6" V 6264 462 50  0000 R CNN
F 1 "Conn_01x06" V 6173 462 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 6300 850 50  0001 C CNN
F 3 "~" H 6300 850 50  0001 C CNN
	1    6300 850 
	0    -1   -1   0   
$EndComp
Text GLabel 6100 1050 3    50   Input ~ 0
GND
Text GLabel 6200 1650 2    50   Input ~ 0
COM4_RTS
Text GLabel 6200 1950 2    50   Output ~ 0
COM4_RX
Text GLabel 6200 2250 2    50   Input ~ 0
COM4_TX
Text GLabel 6200 2550 2    50   Output ~ 0
COM4_CTS
NoConn ~ 6300 1050
$Comp
L Device:R_Pack04_SIP RN5
U 1 1 5DA1096B
P 6000 2050
F 0 "RN5" V 5283 2031 50  0000 C CNN
F 1 "R_Pack04_SIP" V 5374 2031 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP8" V 6675 2050 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 6000 2050 50  0001 C CNN
	1    6000 2050
	0    -1   1    0   
$EndComp
Wire Wire Line
	6200 1850 6400 1850
Wire Wire Line
	6200 2150 6500 2150
Wire Wire Line
	6200 2450 6600 2450
Wire Wire Line
	6200 1050 6200 1550
Wire Wire Line
	6400 1050 6400 1850
Wire Wire Line
	6500 1050 6500 2150
Wire Wire Line
	6600 1050 6600 2450
$EndSCHEMATC
