EESchema Schematic File Version 4
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 MCU_Microchip_ATmega:ATmega8A-PU U1
U 1 1 5E54C24B
P 2300 2500
F 0 "U1" H 1850 3850 50  0000 C CNN
F 1 "ATmega8A-PU" H 2750 3850 50  0000 C CNN
F 2 "Package_DIP:DIP-28_W7.62mm" H 2300 2500 50  0001 C CIN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Microchip%208bit%20mcu%20AVR%20ATmega8A%20data%20sheet%2040001974A.pdf" H 2300 2500 50  0001 C CNN
	1    2300 2500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC595 U2
U 1 1 5E54D2F2
P 9300 1600
F 0 "U2" H 9050 2150 50  0000 C CNN
F 1 "74HC595" H 9550 2150 50  0000 C CNN
F 2 "" H 9300 1600 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 9300 1600 50  0001 C CNN
	1    9300 1600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC595 U3
U 1 1 5E54DF9A
P 9300 3500
F 0 "U3" H 9050 4050 50  0000 C CNN
F 1 "74HC595" H 9550 4050 50  0000 C CNN
F 2 "" H 9300 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 9300 3500 50  0001 C CNN
	1    9300 3500
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E54FA95
P 9300 950
F 0 "#PWR?" H 9300 800 50  0001 C CNN
F 1 "VCC" H 9317 1123 50  0000 C CNN
F 2 "" H 9300 950 50  0001 C CNN
F 3 "" H 9300 950 50  0001 C CNN
	1    9300 950 
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 950  9300 1000
$Comp
L power:VCC #PWR?
U 1 1 5E5508CD
P 9300 2850
F 0 "#PWR?" H 9300 2700 50  0001 C CNN
F 1 "VCC" H 9317 3023 50  0000 C CNN
F 2 "" H 9300 2850 50  0001 C CNN
F 3 "" H 9300 2850 50  0001 C CNN
	1    9300 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 2850 9300 2900
$Comp
L power:GND #PWR?
U 1 1 5E550F46
P 9300 4250
F 0 "#PWR?" H 9300 4000 50  0001 C CNN
F 1 "GND" H 9305 4077 50  0000 C CNN
F 2 "" H 9300 4250 50  0001 C CNN
F 3 "" H 9300 4250 50  0001 C CNN
	1    9300 4250
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 4200 9300 4250
$Comp
L power:GND #PWR?
U 1 1 5E55166F
P 9300 2350
F 0 "#PWR?" H 9300 2100 50  0001 C CNN
F 1 "GND" H 9305 2177 50  0000 C CNN
F 2 "" H 9300 2350 50  0001 C CNN
F 3 "" H 9300 2350 50  0001 C CNN
	1    9300 2350
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 2300 9300 2350
Wire Wire Line
	8900 3100 8800 3100
Wire Wire Line
	8800 3100 8800 2600
Wire Wire Line
	8800 2600 9800 2600
Wire Wire Line
	9800 2600 9800 2100
Wire Wire Line
	9800 2100 9700 2100
Wire Wire Line
	9700 3300 10100 3300
Wire Wire Line
	9700 3400 10100 3400
Wire Wire Line
	9700 3500 10100 3500
Wire Wire Line
	9700 3600 10100 3600
Wire Wire Line
	9700 3700 10100 3700
Wire Wire Line
	9700 3800 10100 3800
$Comp
L 74xx:74HC595 U4
U 1 1 5E55A12A
P 9300 5450
F 0 "U4" H 9050 6000 50  0000 C CNN
F 1 "74HC595" H 9550 6000 50  0000 C CNN
F 2 "" H 9300 5450 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/sn74hc595.pdf" H 9300 5450 50  0001 C CNN
	1    9300 5450
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E55A134
P 9300 4800
F 0 "#PWR?" H 9300 4650 50  0001 C CNN
F 1 "VCC" H 9317 4973 50  0000 C CNN
F 2 "" H 9300 4800 50  0001 C CNN
F 3 "" H 9300 4800 50  0001 C CNN
	1    9300 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 4800 9300 4850
$Comp
L power:GND #PWR?
U 1 1 5E55A13F
P 9300 6200
F 0 "#PWR?" H 9300 5950 50  0001 C CNN
F 1 "GND" H 9305 6027 50  0000 C CNN
F 2 "" H 9300 6200 50  0001 C CNN
F 3 "" H 9300 6200 50  0001 C CNN
	1    9300 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 6150 9300 6200
Wire Wire Line
	8900 5050 8800 5050
Wire Wire Line
	8800 5050 8800 4550
Wire Wire Line
	9700 5050 10100 5050
Wire Wire Line
	9700 5150 10100 5150
Wire Wire Line
	9700 5250 10100 5250
Wire Wire Line
	9700 5350 10100 5350
Wire Wire Line
	9700 5450 10100 5450
Wire Wire Line
	9700 5550 10100 5550
Wire Wire Line
	9700 5650 10100 5650
Wire Wire Line
	9700 5750 10100 5750
Wire Wire Line
	8800 4550 9800 4550
Wire Wire Line
	9800 4550 9800 4000
Wire Wire Line
	9800 4000 9700 4000
Wire Wire Line
	9700 5950 10100 5950
NoConn ~ 10100 5950
$Comp
L Device:R_Small R1
U 1 1 5E551CDC
P 10200 3300
F 0 "R1" V 10250 3450 50  0000 C CNN
F 1 "10K" V 10250 3150 50  0000 C CNN
F 2 "" H 10200 3300 50  0001 C CNN
F 3 "~" H 10200 3300 50  0001 C CNN
	1    10200 3300
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5E552336
P 10200 3400
F 0 "R2" V 10250 3550 50  0000 C CNN
F 1 "10K" V 10250 3250 50  0000 C CNN
F 2 "" H 10200 3400 50  0001 C CNN
F 3 "~" H 10200 3400 50  0001 C CNN
	1    10200 3400
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R3
U 1 1 5E5527C9
P 10200 3500
F 0 "R3" V 10250 3650 50  0000 C CNN
F 1 "10K" V 10250 3350 50  0000 C CNN
F 2 "" H 10200 3500 50  0001 C CNN
F 3 "~" H 10200 3500 50  0001 C CNN
	1    10200 3500
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R4
U 1 1 5E552DE4
P 10200 3600
F 0 "R4" V 10250 3750 50  0000 C CNN
F 1 "10K" V 10250 3450 50  0000 C CNN
F 2 "" H 10200 3600 50  0001 C CNN
F 3 "~" H 10200 3600 50  0001 C CNN
	1    10200 3600
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R5
U 1 1 5E553248
P 10200 3700
F 0 "R5" V 10250 3850 50  0000 C CNN
F 1 "10K" V 10250 3550 50  0000 C CNN
F 2 "" H 10200 3700 50  0001 C CNN
F 3 "~" H 10200 3700 50  0001 C CNN
	1    10200 3700
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R6
U 1 1 5E553793
P 10200 3800
F 0 "R6" V 10250 3950 50  0000 C CNN
F 1 "10K" V 10250 3650 50  0000 C CNN
F 2 "" H 10200 3800 50  0001 C CNN
F 3 "~" H 10200 3800 50  0001 C CNN
	1    10200 3800
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R7
U 1 1 5E553DF6
P 10200 5050
F 0 "R7" V 10250 5200 50  0000 C CNN
F 1 "10K" V 10250 4900 50  0000 C CNN
F 2 "" H 10200 5050 50  0001 C CNN
F 3 "~" H 10200 5050 50  0001 C CNN
	1    10200 5050
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R8
U 1 1 5E554351
P 10200 5150
F 0 "R8" V 10250 5300 50  0000 C CNN
F 1 "10K" V 10250 5000 50  0000 C CNN
F 2 "" H 10200 5150 50  0001 C CNN
F 3 "~" H 10200 5150 50  0001 C CNN
	1    10200 5150
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R9
U 1 1 5E5547F7
P 10200 5250
F 0 "R9" V 10250 5400 50  0000 C CNN
F 1 "10K" V 10250 5100 50  0000 C CNN
F 2 "" H 10200 5250 50  0001 C CNN
F 3 "~" H 10200 5250 50  0001 C CNN
	1    10200 5250
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R10
U 1 1 5E554C91
P 10200 5350
F 0 "R10" V 10250 5500 50  0000 C CNN
F 1 "10K" V 10250 5200 50  0000 C CNN
F 2 "" H 10200 5350 50  0001 C CNN
F 3 "~" H 10200 5350 50  0001 C CNN
	1    10200 5350
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R11
U 1 1 5E5551EB
P 10200 5450
F 0 "R11" V 10250 5600 50  0000 C CNN
F 1 "10K" V 10250 5300 50  0000 C CNN
F 2 "" H 10200 5450 50  0001 C CNN
F 3 "~" H 10200 5450 50  0001 C CNN
	1    10200 5450
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R12
U 1 1 5E55578C
P 10200 5550
F 0 "R12" V 10250 5700 50  0000 C CNN
F 1 "10K" V 10250 5400 50  0000 C CNN
F 2 "" H 10200 5550 50  0001 C CNN
F 3 "~" H 10200 5550 50  0001 C CNN
	1    10200 5550
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R13
U 1 1 5E555DED
P 10200 5650
F 0 "R13" V 10250 5800 50  0000 C CNN
F 1 "10K" V 10250 5500 50  0000 C CNN
F 2 "" H 10200 5650 50  0001 C CNN
F 3 "~" H 10200 5650 50  0001 C CNN
	1    10200 5650
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_Small R14
U 1 1 5E556371
P 10200 5750
F 0 "R14" V 10250 5900 50  0000 C CNN
F 1 "10K" V 10250 5600 50  0000 C CNN
F 2 "" H 10200 5750 50  0001 C CNN
F 3 "~" H 10200 5750 50  0001 C CNN
	1    10200 5750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10300 3300 10800 3300
Wire Wire Line
	10300 3400 10800 3400
Wire Wire Line
	10300 3500 10800 3500
Wire Wire Line
	10300 3600 10800 3600
Wire Wire Line
	10300 3700 10800 3700
Wire Wire Line
	10300 3800 10800 3800
Wire Wire Line
	10300 5050 10800 5050
Wire Wire Line
	10300 5150 10800 5150
Wire Wire Line
	10300 5250 10800 5250
Wire Wire Line
	10300 5350 10800 5350
Wire Wire Line
	10300 5450 10800 5450
Wire Wire Line
	10300 5550 10800 5550
Wire Wire Line
	10300 5650 10800 5650
Wire Wire Line
	10300 5750 10800 5750
Wire Wire Line
	9700 1200 10800 1200
Wire Wire Line
	9700 1300 10800 1300
Wire Wire Line
	9700 1400 10800 1400
Wire Wire Line
	9700 1500 10800 1500
Wire Wire Line
	9700 1600 10800 1600
Wire Wire Line
	9700 1700 10800 1700
Wire Wire Line
	9700 1800 10800 1800
Wire Wire Line
	9700 1900 10800 1900
Wire Wire Line
	9700 3100 10800 3100
Wire Wire Line
	9700 3200 10800 3200
$Comp
L Logic_Programmable:PAL16L8 U5
U 1 1 5E5512FA
P 6700 1650
F 0 "U5" H 6400 2250 50  0000 C CNN
F 1 "PAL16L8" H 6950 2250 50  0000 C CNN
F 2 "" H 6700 1650 50  0001 C CNN
F 3 "" H 6700 1650 50  0001 C CNN
	1    6700 1650
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5E551F7F
P 6700 2300
F 0 "#PWR?" H 6700 2050 50  0001 C CNN
F 1 "GND" H 6705 2127 50  0000 C CNN
F 2 "" H 6700 2300 50  0001 C CNN
F 3 "" H 6700 2300 50  0001 C CNN
	1    6700 2300
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 2300 6700 2250
$Comp
L power:VCC #PWR?
U 1 1 5E5538C6
P 6700 900
F 0 "#PWR?" H 6700 750 50  0001 C CNN
F 1 "VCC" H 6717 1073 50  0000 C CNN
F 2 "" H 6700 900 50  0001 C CNN
F 3 "" H 6700 900 50  0001 C CNN
	1    6700 900 
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 900  6700 950 
Text Label 10800 1300 2    50   ~ 0
PAL_I2
Text Label 10800 1400 2    50   ~ 0
PAL_I3
Text Label 10800 1500 2    50   ~ 0
PAL_I4
Text Label 10800 1600 2    50   ~ 0
PAL_I5
Text Label 10800 1700 2    50   ~ 0
PAL_I6
Text Label 10800 1800 2    50   ~ 0
PAL_I7
Text Label 10800 1900 2    50   ~ 0
PAL_I8
Text Label 10800 1200 2    50   ~ 0
PAL_I1
Text Label 10800 3100 2    50   ~ 0
PAL_I9
Text Label 10800 3200 2    50   ~ 0
PAL_I10
Text Label 10800 3300 2    50   ~ 0
PAL_IO1
Text Label 10800 3400 2    50   ~ 0
PAL_IO2
Text Label 10800 3500 2    50   ~ 0
PAL_IO3
Text Label 10800 3600 2    50   ~ 0
PAL_IO4
Text Label 10800 3700 2    50   ~ 0
PAL_IO5
Text Label 10800 3800 2    50   ~ 0
PAL_IO6
Text Label 10800 5050 2    50   ~ 0
PAL_IO7
Text Label 10800 5150 2    50   ~ 0
PAL_IO8
Text Label 10800 5250 2    50   ~ 0
PAL_IO9
Text Label 10800 5350 2    50   ~ 0
PAL_IO10
Text Label 10800 5450 2    50   ~ 0
PAL_IO11
Text Label 10800 5550 2    50   ~ 0
PAL_IO12
Text Label 10800 5650 2    50   ~ 0
PAL_IO13
Text Label 10800 5750 2    50   ~ 0
PAL_IO14
Wire Wire Line
	7200 1150 7750 1150
Wire Wire Line
	7200 1250 7750 1250
Wire Wire Line
	7200 1350 7750 1350
Wire Wire Line
	7200 1450 7750 1450
Wire Wire Line
	7200 1550 7750 1550
Wire Wire Line
	7200 1650 7750 1650
Wire Wire Line
	7200 1750 7750 1750
Wire Wire Line
	7200 1850 7750 1850
Text Label 7750 1150 2    50   ~ 0
PAL_IO1
Text Label 7750 1250 2    50   ~ 0
PAL_IO2
Text Label 7750 1350 2    50   ~ 0
PAL_IO3
Text Label 7750 1450 2    50   ~ 0
PAL_IO4
Text Label 7750 1550 2    50   ~ 0
PAL_IO5
Text Label 7750 1650 2    50   ~ 0
PAL_IO6
Text Label 7750 1750 2    50   ~ 0
PAL_IO7
Text Label 7750 1850 2    50   ~ 0
PAL_IO8
Wire Wire Line
	6200 1150 5500 1150
Wire Wire Line
	6200 1250 5500 1250
Wire Wire Line
	6200 1350 5500 1350
Wire Wire Line
	6200 1450 5500 1450
Wire Wire Line
	6200 1550 5500 1550
Wire Wire Line
	6200 1650 5500 1650
Wire Wire Line
	6200 1750 5500 1750
Wire Wire Line
	6200 1850 5500 1850
Wire Wire Line
	6200 1950 5500 1950
Wire Wire Line
	6200 2050 5500 2050
Text Label 5500 1150 0    50   ~ 0
PAL_I1
Text Label 5500 1250 0    50   ~ 0
PAL_I2
Text Label 5500 1350 0    50   ~ 0
PAL_I3
Text Label 5500 1450 0    50   ~ 0
PAL_I4
Text Label 5500 1550 0    50   ~ 0
PAL_I5
Text Label 5500 1650 0    50   ~ 0
PAL_I6
Text Label 5500 1750 0    50   ~ 0
PAL_I7
Text Label 5500 1850 0    50   ~ 0
PAL_I8
Text Label 5500 1950 0    50   ~ 0
PAL_I9
Text Label 5500 2050 0    50   ~ 0
PAL_I10
$Comp
L power:VCC #PWR?
U 1 1 5E5B3D6B
P 2350 900
F 0 "#PWR?" H 2350 750 50  0001 C CNN
F 1 "VCC" H 2367 1073 50  0000 C CNN
F 2 "" H 2350 900 50  0001 C CNN
F 3 "" H 2350 900 50  0001 C CNN
	1    2350 900 
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 1100 2300 1000
Wire Wire Line
	2300 1000 2350 1000
Wire Wire Line
	2400 1000 2400 1100
Wire Wire Line
	2350 1000 2350 900 
Connection ~ 2350 1000
Wire Wire Line
	2350 1000 2400 1000
$Comp
L power:VCC #PWR?
U 1 1 5E5BA9B3
P 1550 2000
F 0 "#PWR?" H 1550 1850 50  0001 C CNN
F 1 "VCC" V 1568 2127 50  0000 L CNN
F 2 "" H 1550 2000 50  0001 C CNN
F 3 "" H 1550 2000 50  0001 C CNN
	1    1550 2000
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1700 2000 1550 2000
$Comp
L power:GND #PWR?
U 1 1 5E5C11F5
P 2350 4050
F 0 "#PWR?" H 2350 3800 50  0001 C CNN
F 1 "GND" H 2355 3877 50  0000 C CNN
F 2 "" H 2350 4050 50  0001 C CNN
F 3 "" H 2350 4050 50  0001 C CNN
	1    2350 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	2300 3900 2300 3950
Wire Wire Line
	2300 3950 2350 3950
Wire Wire Line
	2400 3950 2400 3900
Wire Wire Line
	2350 3950 2350 4050
Connection ~ 2350 3950
Wire Wire Line
	2350 3950 2400 3950
Wire Wire Line
	2900 2800 3200 2800
Wire Wire Line
	2900 2900 3200 2900
Text Label 3200 2800 2    50   ~ 0
TTL-RX
Text Label 3200 2900 2    50   ~ 0
TTL-TX
Wire Wire Line
	1700 1600 1200 1600
Wire Wire Line
	1700 1800 1200 1800
Wire Wire Line
	1700 1400 1200 1400
Text Label 1200 1400 0    50   ~ 0
~RESET
Text Label 1200 1600 0    50   ~ 0
XTAL1
Text Label 1200 1800 0    50   ~ 0
XTAL2
Wire Wire Line
	2900 1700 3400 1700
Wire Wire Line
	2900 1800 3400 1800
Text Label 3400 1700 2    50   ~ 0
MOSI
Text Label 3400 1800 2    50   ~ 0
MISO
Text Label 3400 1900 2    50   ~ 0
SCK
$Comp
L Device:R_Small R15
U 1 1 5E55A081
P 1100 1400
F 0 "R15" V 1296 1400 50  0000 C CNN
F 1 "10K" V 1205 1400 50  0000 C CNN
F 2 "" H 1100 1400 50  0001 C CNN
F 3 "~" H 1100 1400 50  0001 C CNN
	1    1100 1400
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E55EA3E
P 850 1300
F 0 "#PWR?" H 850 1150 50  0001 C CNN
F 1 "VCC" H 867 1473 50  0000 C CNN
F 2 "" H 850 1300 50  0001 C CNN
F 3 "" H 850 1300 50  0001 C CNN
	1    850  1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	850  1300 850  1400
Wire Wire Line
	850  1400 1000 1400
$Comp
L Connector:AVR-ISP-6 J1
U 1 1 5E563421
P 6800 3400
F 0 "J1" H 6471 3496 50  0000 R CNN
F 1 "AVR-ISP-6" H 6471 3405 50  0000 R CNN
F 2 "" V 6550 3450 50  0001 C CNN
F 3 " ~" H 5525 2850 50  0001 C CNN
	1    6800 3400
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5E564035
P 6700 2850
F 0 "#PWR?" H 6700 2700 50  0001 C CNN
F 1 "VCC" H 6717 3023 50  0000 C CNN
F 2 "" H 6700 2850 50  0001 C CNN
F 3 "" H 6700 2850 50  0001 C CNN
	1    6700 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 2850 6700 2900
$Comp
L power:GND #PWR?
U 1 1 5E5686ED
P 6700 3850
F 0 "#PWR?" H 6700 3600 50  0001 C CNN
F 1 "GND" H 6705 3677 50  0000 C CNN
F 2 "" H 6700 3850 50  0001 C CNN
F 3 "" H 6700 3850 50  0001 C CNN
	1    6700 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 3800 6700 3850
Wire Wire Line
	7200 3200 7550 3200
Wire Wire Line
	7200 3300 7550 3300
Wire Wire Line
	7200 3400 7550 3400
Text Label 7550 3200 2    50   ~ 0
MISO
Text Label 7550 3300 2    50   ~ 0
MOSI
Text Label 7550 3400 2    50   ~ 0
SCK
$Comp
L Switch:SW_Push SW1
U 1 1 5E57F8A0
P 7500 3800
F 0 "SW1" H 7500 4000 50  0000 C CNN
F 1 "SW_Push" H 7500 3700 50  0000 C CNN
F 2 "" H 7500 4000 50  0001 C CNN
F 3 "~" H 7500 4000 50  0001 C CNN
	1    7500 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 3500 7700 3500
Text Label 7550 3500 2    50   ~ 0
~RESET
Wire Wire Line
	7700 3500 7700 3800
Wire Wire Line
	7300 3800 6700 3800
Connection ~ 6700 3800
Wire Wire Line
	8900 1200 8200 1200
Wire Wire Line
	8900 1400 8600 1400
Wire Wire Line
	8900 1500 8650 1500
Wire Wire Line
	8900 1700 8700 1700
Wire Wire Line
	8900 1800 8750 1800
Wire Wire Line
	8750 1800 8750 3700
Wire Wire Line
	8750 3700 8900 3700
Connection ~ 8750 1800
Wire Wire Line
	8750 1800 8200 1800
Wire Wire Line
	8700 1700 8700 3600
Wire Wire Line
	8700 3600 8900 3600
Connection ~ 8700 1700
Wire Wire Line
	8700 1700 8200 1700
Wire Wire Line
	8650 1500 8650 3400
Wire Wire Line
	8650 3400 8900 3400
Connection ~ 8650 1500
Wire Wire Line
	8650 1500 8200 1500
Wire Wire Line
	8600 1400 8600 3300
Wire Wire Line
	8600 3300 8900 3300
Connection ~ 8600 1400
Wire Wire Line
	8600 1400 8200 1400
Wire Wire Line
	8750 3700 8750 5650
Wire Wire Line
	8750 5650 8900 5650
Connection ~ 8750 3700
Wire Wire Line
	8700 3600 8700 5550
Wire Wire Line
	8700 5550 8900 5550
Connection ~ 8700 3600
Wire Wire Line
	8650 3400 8650 5350
Wire Wire Line
	8650 5350 8900 5350
Connection ~ 8650 3400
Wire Wire Line
	8600 3300 8600 5250
Wire Wire Line
	8600 5250 8900 5250
Connection ~ 8600 3300
Text Label 8200 1200 0    50   ~ 0
SHFT_SER
Text Label 8200 1400 0    50   ~ 0
SHFT_CLK
Text Label 8200 1500 0    50   ~ 0
~SHFT_RESET
Text Label 8200 1800 0    50   ~ 0
~SHFT_OE
Text Label 8200 1700 0    50   ~ 0
SHFT_RCLK
$Comp
L Device:LED_Small D1
U 1 1 5E5FB132
P 3650 1900
F 0 "D1" H 3650 2135 50  0000 C CNN
F 1 "LED" H 3650 2044 50  0000 C CNN
F 2 "" V 3650 1900 50  0001 C CNN
F 3 "~" V 3650 1900 50  0001 C CNN
	1    3650 1900
	-1   0    0    -1  
$EndComp
Wire Wire Line
	2900 1900 3550 1900
$Comp
L Device:R_Small R16
U 1 1 5E6175C5
P 3950 1900
F 0 "R16" V 4146 1900 50  0000 C CNN
F 1 "470" V 4055 1900 50  0000 C CNN
F 2 "" H 3950 1900 50  0001 C CNN
F 3 "~" H 3950 1900 50  0001 C CNN
	1    3950 1900
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3850 1900 3750 1900
$Comp
L power:GND #PWR?
U 1 1 5E61E776
P 4150 1950
F 0 "#PWR?" H 4150 1700 50  0001 C CNN
F 1 "GND" H 4155 1777 50  0000 C CNN
F 2 "" H 4150 1950 50  0001 C CNN
F 3 "" H 4150 1950 50  0001 C CNN
	1    4150 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4050 1900 4150 1900
Wire Wire Line
	4100 2600 4100 2650
$Comp
L Device:R_Small R17
U 1 1 5E62742F
P 7250 4600
F 0 "R17" H 7191 4554 50  0000 R CNN
F 1 "1M" H 7191 4645 50  0000 R CNN
F 2 "" H 7250 4600 50  0001 C CNN
F 3 "~" H 7250 4600 50  0001 C CNN
	1    7250 4600
	-1   0    0    1   
$EndComp
$Comp
L Device:Crystal Y1
U 1 1 5E62EBAC
P 7050 4600
F 0 "Y1" V 7100 4800 50  0000 R CNN
F 1 "8Mhz" V 7000 4900 50  0000 R CNN
F 2 "" H 7050 4600 50  0001 C CNN
F 3 "~" H 7050 4600 50  0001 C CNN
	1    7050 4600
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C1
U 1 1 5E63795C
P 6600 4450
F 0 "C1" V 6829 4450 50  0000 C CNN
F 1 "22pF" V 6738 4450 50  0000 C CNN
F 2 "" H 6600 4450 50  0001 C CNN
F 3 "~" H 6600 4450 50  0001 C CNN
	1    6600 4450
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5E63F6D8
P 6600 4750
F 0 "C2" V 6450 4750 50  0000 C CNN
F 1 "22pF" V 6738 4750 50  0000 C CNN
F 2 "" H 6600 4750 50  0001 C CNN
F 3 "~" H 6600 4750 50  0001 C CNN
	1    6600 4750
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5E6404B8
P 6350 4600
F 0 "#PWR?" H 6350 4350 50  0001 C CNN
F 1 "GND" V 6355 4472 50  0000 R CNN
F 2 "" H 6350 4600 50  0001 C CNN
F 3 "" H 6350 4600 50  0001 C CNN
	1    6350 4600
	0    1    1    0   
$EndComp
Wire Wire Line
	6500 4450 6450 4450
Wire Wire Line
	6450 4450 6450 4600
Wire Wire Line
	6450 4750 6500 4750
Wire Wire Line
	6350 4600 6450 4600
Connection ~ 6450 4600
Wire Wire Line
	6450 4600 6450 4750
Wire Wire Line
	6700 4450 7050 4450
Wire Wire Line
	6700 4750 7050 4750
Wire Wire Line
	7050 4750 7250 4750
Connection ~ 7050 4750
Wire Wire Line
	7050 4450 7250 4450
Connection ~ 7050 4450
Wire Wire Line
	7250 4500 7250 4450
Connection ~ 7250 4450
Wire Wire Line
	7250 4450 7750 4450
Wire Wire Line
	7250 4700 7250 4750
Connection ~ 7250 4750
Wire Wire Line
	7250 4750 7750 4750
Text Label 7750 4450 2    50   ~ 0
XTAL1
Text Label 7750 4750 2    50   ~ 0
XTAL2
$Comp
L Interface_UART:MAX232 U6
U 1 1 5E6911B2
P 2350 6100
F 0 "U6" H 1800 7200 50  0000 C CNN
F 1 "MAX232" H 2800 7200 50  0000 C CNN
F 2 "" H 2400 5050 50  0001 L CNN
F 3 "http://www.ti.com/lit/ds/symlink/max232.pdf" H 2350 6200 50  0001 C CNN
	1    2350 6100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3150 6600 3850 6600
Wire Wire Line
	3150 6800 3850 6800
Text Label 3850 6600 2    50   ~ 0
DTR
$Comp
L Device:C_Small C3
U 1 1 5E6C0080
P 1300 6600
F 0 "C3" V 1350 6700 50  0000 C CNN
F 1 "100nF" V 1350 6450 50  0000 C CNN
F 2 "" H 1300 6600 50  0001 C CNN
F 3 "~" H 1300 6600 50  0001 C CNN
	1    1300 6600
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1400 6600 1550 6600
Wire Wire Line
	1200 6600 700  6600
Text Label 700  6600 0    50   ~ 0
~RESET
Text Label 3850 6800 2    50   ~ 0
RS232-TX
Wire Wire Line
	1550 6800 700  6800
Text Label 700  6800 0    50   ~ 0
TTL-RX
Wire Wire Line
	1550 6400 700  6400
Text Label 700  6400 0    50   ~ 0
TTL-TX
Wire Wire Line
	3150 6400 3850 6400
Text Label 3850 6400 2    50   ~ 0
RS232-RX
$Comp
L power:GND #PWR?
U 1 1 5E6FAD32
P 1350 6200
F 0 "#PWR?" H 1350 5950 50  0001 C CNN
F 1 "GND" V 1355 6072 50  0000 R CNN
F 2 "" H 1350 6200 50  0001 C CNN
F 3 "" H 1350 6200 50  0001 C CNN
	1    1350 6200
	0    1    1    0   
$EndComp
Wire Wire Line
	1350 6200 1550 6200
$Comp
L power:GND #PWR?
U 1 1 5E70E96E
P 2350 7400
F 0 "#PWR?" H 2350 7150 50  0001 C CNN
F 1 "GND" H 2355 7227 50  0000 C CNN
F 2 "" H 2350 7400 50  0001 C CNN
F 3 "" H 2350 7400 50  0001 C CNN
	1    2350 7400
	1    0    0    -1  
$EndComp
Wire Wire Line
	2350 7300 2350 7400
$Comp
L power:VCC #PWR?
U 1 1 5E718EEA
P 2350 4800
F 0 "#PWR?" H 2350 4650 50  0001 C CNN
F 1 "VCC" H 2367 4973 50  0000 C CNN
F 2 "" H 2350 4800 50  0001 C CNN
F 3 "" H 2350 4800 50  0001 C CNN
	1    2350 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2350 4800 2350 4900
$EndSCHEMATC