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[/] [phr/] [trunk/] [placas/] [PHRboard/] [PHRboard_IOports.sch] - Rev 390

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EESchema Schematic File Version 2  date sáb 17 ago 2013 01:27:55 ART
LIBS:power
LIBS:device
LIBS:conn
LIBS:linear
LIBS:special
LIBS:display
LIBS:cypress
LIBS:valves
LIBS:xc3s50a-vq100
LIBS:tps75003_pm
LIBS:xcf01s-vo20
LIBS:oscillators
LIBS:sw_dip_8
LIBS:quad_7seg_display
LIBS:4060
LIBS:schottky
LIBS:pcb_hole
LIBS:bc807ds
LIBS:PHRboard-cache
EELAYER 25  0
EELAYER END
$Descr A4 11700 8267
encoding utf-8
Sheet 3 3
Title "PHR Board"
Date "17 aug 2013"
Rev "1.0"
Comp "Centro Universitario de Automoción y Robótica"
Comment1 "Universidad Tecnológica Nacional"
Comment2 "Facultad Regional Córdoba"
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L +3.3V #PWR042
U 1 1 520A9AFA
P 5650 3350
F 0 "#PWR042" H 5650 3310 30  0001 C CNN
F 1 "+3.3V" H 5750 3400 30  0000 C CNN
        1    5650 3350
        -1   0    0    1   
$EndComp
Wire Wire Line
        5650 2900 5650 1050
Wire Wire Line
        5250 2100 5250 1250
Wire Wire Line
        1600 3100 4050 3100
Wire Wire Line
        1600 2300 4050 2300
Wire Wire Line
        4550 2700 5150 2700
Wire Wire Line
        5250 2500 5250 2550
Wire Wire Line
        4950 2300 4550 2300
Wire Wire Line
        5450 2900 5450 2950
Wire Wire Line
        5650 3300 5650 3350
Wire Wire Line
        4550 3100 5350 3100
Wire Wire Line
        1600 2700 4050 2700
Wire Wire Line
        1600 1900 4050 1900
Wire Wire Line
        9900 2200 9650 2200
Wire Wire Line
        9650 2200 9650 2250
Wire Wire Line
        5850 7400 5450 7400
Wire Bus Line
        4150 7400 4150 6050
Wire Wire Line
        4650 7500 4250 7500
Wire Wire Line
        4650 7300 4250 7300
Wire Wire Line
        4650 6950 4250 6950
Wire Wire Line
        4650 6750 4250 6750
Wire Wire Line
        4650 6400 4250 6400
Wire Wire Line
        4650 6200 4250 6200
Wire Wire Line
        3050 6600 3450 6600
Wire Wire Line
        3050 6800 3450 6800
Wire Wire Line
        3050 7000 3450 7000
Wire Wire Line
        3050 7200 3450 7200
Wire Wire Line
        3050 6500 3450 6500
Wire Wire Line
        3050 6250 3400 6250
Connection ~ 5500 6400
Wire Wire Line
        5450 6500 5500 6500
Wire Wire Line
        5500 6500 5500 6200
Wire Wire Line
        5500 6300 5450 6300
Wire Wire Line
        5500 6200 5450 6200
Wire Wire Line
        1600 6300 850  6300
Wire Wire Line
        1600 6300 1600 6550
Wire Wire Line
        1450 6300 1450 6550
Wire Wire Line
        1200 7300 1200 7100
Wire Wire Line
        850  7250 850  7300
Wire Wire Line
        850  6750 850  6850
Connection ~ 1200 6300
Wire Wire Line
        850  6300 850  6350
Wire Wire Line
        1850 7000 1600 7000
Wire Wire Line
        1850 6250 1750 6250
Wire Wire Line
        1750 6250 1750 6300
Wire Wire Line
        1750 7500 1750 7450
Wire Wire Line
        1750 5250 2000 5250
Wire Wire Line
        4700 5250 3600 5250
Wire Wire Line
        4600 5550 4700 5550
Wire Wire Line
        4700 5650 4600 5650
Wire Wire Line
        1900 5400 1900 5350
Wire Wire Line
        1900 5350 2000 5350
Connection ~ 4450 4600
Wire Wire Line
        4450 4650 4450 4550
Wire Wire Line
        4200 4550 4200 4600
Wire Wire Line
        4450 4050 4450 4150
Wire Wire Line
        4200 4150 4200 4100
Wire Wire Line
        9800 4150 10050 4150
Wire Wire Line
        9800 3950 10050 3950
Wire Wire Line
        9800 3750 10050 3750
Wire Wire Line
        9800 3550 10050 3550
Wire Wire Line
        1600 1450 1700 1450
Wire Wire Line
        1600 1250 1700 1250
Wire Wire Line
        1700 1050 1600 1050
Wire Wire Line
        1700 850  1600 850 
Wire Wire Line
        4900 1150 5450 1150
Wire Wire Line
        5250 1250 4900 1250
Wire Wire Line
        4200 5100 4200 5050
Wire Wire Line
        4200 5050 4150 5050
Wire Wire Line
        3600 4550 3850 4550
Wire Wire Line
        2000 5050 1700 5050
Wire Wire Line
        1700 4550 2000 4550
Wire Wire Line
        4550 1900 4750 1900
Wire Wire Line
        4900 1350 5050 1350
Wire Wire Line
        2200 1350 2300 1350
Wire Wire Line
        2200 1150 2300 1150
Wire Wire Line
        2200 950  2300 950 
Connection ~ 8700 1800
Connection ~ 8700 1650
Wire Wire Line
        8700 2650 8700 1500
Connection ~ 8700 2100
Connection ~ 8700 2400
Wire Wire Line
        7500 1500 7200 1500
Wire Wire Line
        7100 5200 7100 5900
Wire Wire Line
        8050 6600 8950 6600
Wire Wire Line
        7100 5900 7200 5900
Connection ~ 7100 5700
Wire Wire Line
        7200 5700 7100 5700
Connection ~ 7100 5500
Wire Wire Line
        7200 5500 7100 5500
Wire Wire Line
        7100 5300 7200 5300
Wire Wire Line
        9550 5900 9900 5900
Wire Wire Line
        9550 5700 9900 5700
Wire Wire Line
        9550 5500 9900 5500
Wire Wire Line
        9550 5300 9900 5300
Wire Wire Line
        8050 6600 8050 6550
Connection ~ 8350 6600
Wire Wire Line
        8350 6550 8350 6600
Connection ~ 8650 6600
Wire Wire Line
        8650 6550 8650 6600
Wire Wire Line
        8950 6600 8950 6550
Wire Wire Line
        7800 5900 9050 5900
Wire Wire Line
        9050 5700 7800 5700
Wire Wire Line
        9050 5500 7800 5500
Wire Wire Line
        9050 5300 7800 5300
Connection ~ 8050 5900
Wire Wire Line
        8350 6050 8350 5700
Connection ~ 8350 5700
Wire Wire Line
        8650 6050 8650 5500
Connection ~ 8650 5500
Wire Wire Line
        8950 6050 8950 5300
Connection ~ 8950 5300
Connection ~ 7100 5300
Connection ~ 7050 3450
Wire Wire Line
        7050 3350 7050 4150
Connection ~ 7050 3950
Wire Wire Line
        7150 3950 7050 3950
Connection ~ 7050 3750
Wire Wire Line
        7150 3750 7050 3750
Connection ~ 7050 3550
Wire Wire Line
        7150 3550 7050 3550
Wire Wire Line
        8750 4800 8750 4700
Connection ~ 8450 4750
Wire Wire Line
        8450 4700 8450 4750
Connection ~ 8750 4750
Connection ~ 9050 4750
Wire Wire Line
        9050 4700 9050 4750
Connection ~ 9200 3450
Wire Wire Line
        9200 4200 9200 3450
Connection ~ 8900 3650
Wire Wire Line
        8900 4200 8900 3650
Connection ~ 8600 3850
Wire Wire Line
        8600 4200 8600 3850
Connection ~ 8300 4050
Wire Wire Line
        8300 4200 8300 4050
Wire Wire Line
        9300 3450 8050 3450
Wire Wire Line
        9300 3650 8050 3650
Wire Wire Line
        9300 3850 8050 3850
Wire Wire Line
        8050 4050 9300 4050
Wire Wire Line
        8050 4150 9300 4150
Wire Wire Line
        8050 3950 9300 3950
Wire Wire Line
        8050 3750 9300 3750
Wire Wire Line
        8050 3550 9300 3550
Wire Wire Line
        8150 4150 8150 4200
Connection ~ 8150 4150
Wire Wire Line
        8450 4200 8450 3950
Connection ~ 8450 3950
Wire Wire Line
        8750 4200 8750 3750
Connection ~ 8750 3750
Wire Wire Line
        9050 4200 9050 3550
Connection ~ 9050 3550
Wire Wire Line
        8150 4700 8150 4750
Wire Wire Line
        8150 4750 9200 4750
Wire Wire Line
        9200 4750 9200 4700
Wire Wire Line
        8900 4700 8900 4750
Connection ~ 8900 4750
Wire Wire Line
        8600 4700 8600 4750
Connection ~ 8600 4750
Wire Wire Line
        8300 4700 8300 4750
Connection ~ 8300 4750
Wire Wire Line
        7050 3450 7150 3450
Wire Wire Line
        7050 4150 7150 4150
Wire Wire Line
        7150 3650 7050 3650
Connection ~ 7050 3650
Wire Wire Line
        7150 3850 7050 3850
Connection ~ 7050 3850
Wire Wire Line
        7150 4050 7050 4050
Connection ~ 7050 4050
Wire Wire Line
        8050 5900 8050 6050
Wire Wire Line
        8500 6650 8500 6600
Connection ~ 8500 6600
Wire Wire Line
        8000 1500 8200 1500
Wire Wire Line
        8700 1500 8600 1500
Wire Wire Line
        8600 1650 8700 1650
Wire Wire Line
        8000 1650 8200 1650
Wire Wire Line
        7500 1650 7200 1650
Wire Wire Line
        7500 1950 7200 1950
Wire Wire Line
        8000 1950 8200 1950
Wire Wire Line
        8700 1950 8600 1950
Wire Wire Line
        8700 1800 8600 1800
Wire Wire Line
        8000 1800 8200 1800
Wire Wire Line
        7500 1800 7200 1800
Wire Wire Line
        7500 2400 7200 2400
Wire Wire Line
        8000 2400 8200 2400
Wire Wire Line
        8700 2400 8600 2400
Wire Wire Line
        8700 2550 8600 2550
Wire Wire Line
        8000 2550 8200 2550
Wire Wire Line
        7500 2550 7200 2550
Wire Wire Line
        7500 2250 7200 2250
Wire Wire Line
        8000 2250 8200 2250
Wire Wire Line
        8700 2250 8600 2250
Wire Wire Line
        8700 2100 8600 2100
Wire Wire Line
        8000 2100 8200 2100
Wire Wire Line
        7500 2100 7200 2100
Connection ~ 8700 2550
Connection ~ 8700 2250
Connection ~ 8700 1950
Wire Wire Line
        2200 850  2300 850 
Wire Wire Line
        2300 1050 2200 1050
Wire Wire Line
        2300 1250 2200 1250
Wire Wire Line
        2300 1450 2200 1450
Wire Wire Line
        2300 1550 2200 1550
Wire Wire Line
        5050 2100 5050 2150
Wire Wire Line
        1700 4150 2000 4150
Wire Wire Line
        1700 4650 2000 4650
Wire Wire Line
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Wire Wire Line
        3600 5050 3750 5050
Wire Wire Line
        3600 4750 3700 4750
Wire Wire Line
        3700 4750 3700 4800
Wire Wire Line
        5650 1050 4900 1050
Wire Wire Line
        1700 950  1600 950 
Wire Wire Line
        1700 1150 1600 1150
Wire Wire Line
        1700 1350 1600 1350
Wire Wire Line
        1600 1550 1700 1550
Wire Wire Line
        9800 3450 10050 3450
Wire Wire Line
        9800 3650 10050 3650
Wire Wire Line
        9800 3850 10050 3850
Wire Wire Line
        9800 4050 10050 4050
Wire Wire Line
        3750 4050 3750 4150
Connection ~ 3750 4150
Wire Wire Line
        4200 4100 4700 4100
Wire Wire Line
        4700 4100 4700 4150
Connection ~ 4450 4100
Wire Wire Line
        4700 4550 4700 4600
Wire Wire Line
        4700 4600 4200 4600
Wire Wire Line
        3600 5550 3700 5550
Wire Wire Line
        3700 5550 3700 5600
Wire Wire Line
        4700 5350 4650 5350
Wire Wire Line
        4650 5350 4650 5150
Wire Wire Line
        4650 5150 4700 5150
Wire Wire Line
        4600 5650 4600 5050
Wire Wire Line
        4600 5050 4700 5050
Connection ~ 4600 5550
Wire Wire Line
        4600 4900 4600 4850
Wire Wire Line
        4600 4850 4700 4850
Wire Wire Line
        4700 5450 3600 5450
Wire Wire Line
        2000 5450 1750 5450
Wire Wire Line
        3400 6250 3400 6200
Wire Wire Line
        1600 6550 1850 6550
Connection ~ 1450 6300
Connection ~ 1200 7300
Wire Wire Line
        700  6850 700  6800
Wire Wire Line
        700  6800 850  6800
Connection ~ 850  6800
Wire Wire Line
        1200 6500 1200 6300
Wire Wire Line
        1450 7300 1450 7050
Wire Wire Line
        1600 7000 1600 7300
Wire Wire Line
        1600 7300 850  7300
Connection ~ 1450 7300
Wire Wire Line
        5500 6400 5450 6400
Connection ~ 5500 6300
Wire Wire Line
        5500 6350 5850 6350
Connection ~ 5500 6350
Connection ~ 5500 6900
Wire Wire Line
        5500 6900 5850 6900
Connection ~ 5500 6850
Wire Wire Line
        5500 6950 5450 6950
Wire Wire Line
        5450 6750 5500 6750
Wire Wire Line
        5500 6850 5450 6850
Wire Wire Line
        5500 6750 5500 7050
Wire Wire Line
        5500 7050 5450 7050
Connection ~ 5500 6950
Wire Wire Line
        5450 7300 5500 7300
Wire Wire Line
        5450 7500 5500 7500
Connection ~ 5500 7400
Wire Wire Line
        1750 7450 1850 7450
Wire Bus Line
        3550 7350 3550 6050
Wire Bus Line
        3550 6050 4150 6050
Wire Wire Line
        3050 6400 3450 6400
Wire Wire Line
        3050 7300 3450 7300
Wire Wire Line
        3050 7100 3450 7100
Wire Wire Line
        3050 6900 3450 6900
Wire Wire Line
        3050 6700 3450 6700
Wire Wire Line
        3050 7450 3450 7450
Wire Wire Line
        4650 6300 4250 6300
Wire Wire Line
        4650 6500 4250 6500
Wire Wire Line
        4650 6850 4250 6850
Wire Wire Line
        4650 7050 4250 7050
Wire Wire Line
        4650 7400 4250 7400
Wire Wire Line
        5500 7500 5500 7300
Wire Wire Line
        9650 1850 9650 1900
Wire Wire Line
        9650 1900 9900 1900
Wire Wire Line
        5050 1350 5050 1700
Wire Wire Line
        5450 1150 5450 2500
$Comp
L BC807DS Q2
U 2 1 520A9AEC
P 5550 3100
F 0 "Q2" H 5300 3000 50  0000 C CNN
F 1 "BC807DS" H 5400 2900 50  0000 C CNN
F 2 "SOT23/323" H 5740 3100 30  0001 C CNN
        2    5550 3100
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR043
U 1 1 520A9AD8
P 5450 2950
F 0 "#PWR043" H 5450 2910 30  0001 C CNN
F 1 "+3.3V" H 5550 3000 30  0000 C CNN
        1    5450 2950
        -1   0    0    1   
$EndComp
$Comp
L BC807DS Q2
U 1 1 520A9AD3
P 5350 2700
F 0 "Q2" H 5100 2600 50  0000 C CNN
F 1 "BC807DS" H 5200 2500 50  0000 C CNN
F 2 "SOT23/323" H 5540 2700 30  0001 C CNN
        1    5350 2700
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR044
U 1 1 520A9AA5
P 5250 2550
F 0 "#PWR044" H 5250 2510 30  0001 C CNN
F 1 "+3.3V" H 5350 2600 30  0000 C CNN
        1    5250 2550
        -1   0    0    1   
$EndComp
$Comp
L BC807DS Q1
U 2 1 520A9A93
P 5150 2300
F 0 "Q1" H 4900 2200 50  0000 C CNN
F 1 "BC807DS" H 5000 2100 50  0000 C CNN
F 2 "SOT23/323" H 5340 2300 30  0001 C CNN
        2    5150 2300
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR045
U 1 1 520A9A8D
P 5050 2150
F 0 "#PWR045" H 5050 2110 30  0001 C CNN
F 1 "+3.3V" H 5150 2200 30  0000 C CNN
        1    5050 2150
        -1   0    0    1   
$EndComp
$Comp
L R R19
U 1 1 5203BFB0
P 4300 2700
F 0 "R19" V 4350 2500 50  0000 C CNN
F 1 "2K2" V 4300 2700 50  0000 C CNN
        1    4300 2700
        0    -1   -1   0   
$EndComp
$Comp
L R R20
U 1 1 5203BFAD
P 4300 3100
F 0 "R20" V 4350 2900 50  0000 C CNN
F 1 "2K2" V 4300 3100 50  0000 C CNN
        1    4300 3100
        0    -1   -1   0   
$EndComp
Text GLabel 1600 2700 0    40   Input ~ 0
IOports_display_dig_2
Text GLabel 1600 3100 0    40   Input ~ 0
IOports_display_dig_1
Text GLabel 1600 2300 0    40   Input ~ 0
IOports_display_dig_3
$Comp
L R R18
U 1 1 5203B1A5
P 4300 2300
F 0 "R18" V 4350 2100 50  0000 C CNN
F 1 "2K2" V 4300 2300 50  0000 C CNN
        1    4300 2300
        0    -1   -1   0   
$EndComp
$Comp
L BC807DS Q1
U 1 1 520A98B1
P 4950 1900
F 0 "Q1" H 4750 1800 50  0000 C CNN
F 1 "BC807DS" H 4850 1700 50  0000 C CNN
F 2 "SOT23/323" H 5140 1900 30  0001 C CNN
        1    4950 1900
        1    0    0    -1  
$EndComp
Text HLabel 9900 2200 2    40   Input ~ 0
IOports_GND
Text HLabel 9900 1900 2    40   Input ~ 0
IOports_VCC
$Comp
L GND #PWR046
U 1 1 5205574B
P 9650 2250
F 0 "#PWR046" H 9650 2250 30  0001 C CNN
F 1 "GND" H 9650 2180 30  0001 C CNN
        1    9650 2250
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR047
U 1 1 52055746
P 9650 1850
F 0 "#PWR047" H 9650 1810 30  0001 C CNN
F 1 "+3.3V" H 9650 1960 30  0000 C CNN
        1    9650 1850
        1    0    0    -1  
$EndComp
Text GLabel 5850 7400 2    40   Input ~ 0
IOports_clk_sel_3
Text GLabel 5850 6900 2    40   Input ~ 0
IOports_clk_sel_2
Text GLabel 5850 6350 2    40   Input ~ 0
IOports_clk_sel_1
Text Label 4300 7500 0    40   ~ 0
976.56251hz
Text Label 4300 7400 0    40   ~ 0
1.9531Khz
Text Label 4300 7300 0    40   ~ 0
3.9062Khz
$Comp
L CONN_3X2 P7
U 1 1 52053BA3
P 5050 7450
F 0 "P7" H 5050 7700 50  0000 C CNN
F 1 "CLK_SEL" V 5050 7500 40  0000 C CNN
        1    5050 7450
        1    0    0    -1  
$EndComp
Text Label 4300 7050 0    40   ~ 0
15.625Khz
Text Label 4300 6950 0    40   ~ 0
31.25Khz
Text Label 4300 6850 0    40   ~ 0
62.5Khz
Text Label 4300 6750 0    40   ~ 0
125Khz
Text Label 4300 6500 0    40   ~ 0
250Khz
Text Label 4300 6400 0    40   ~ 0
500Khz
Text Label 4300 6300 0    40   ~ 0
1Mhz
Text Label 4300 6200 0    40   ~ 0
16Mhz
Text Label 3100 7450 0    40   ~ 0
16Mhz
Text Label 3100 7300 0    40   ~ 0
976.56251hz
Text Label 3100 7200 0    40   ~ 0
1.9531Khz
Text Label 3100 7100 0    40   ~ 0
3.9062Khz
Text Label 3100 7000 0    40   ~ 0
15.625Khz
Text Label 3100 6900 0    40   ~ 0
31.25Khz
Text Label 3100 6800 0    40   ~ 0
62.5Khz
Text Label 3100 6700 0    40   ~ 0
125Khz
Text Label 3100 6600 0    40   ~ 0
250Khz
Text Label 3100 6500 0    40   ~ 0
500Khz
Text Label 3100 6400 0    40   ~ 0
1Mhz
Entry Wire Line
        3450 7450 3550 7350
Entry Wire Line
        3450 7300 3550 7200
Entry Wire Line
        3450 7300 3550 7200
Entry Wire Line
        3450 7200 3550 7100
Entry Wire Line
        3450 7200 3550 7100
Entry Wire Line
        3450 7100 3550 7000
Entry Wire Line
        3450 7100 3550 7000
Entry Wire Line
        3450 7000 3550 6900
Entry Wire Line
        3450 7000 3550 6900
Entry Wire Line
        3450 6900 3550 6800
Entry Wire Line
        3450 6900 3550 6800
Entry Wire Line
        3450 6800 3550 6700
Entry Wire Line
        3450 6700 3550 6600
Entry Wire Line
        3450 6600 3550 6500
Entry Wire Line
        3450 6500 3550 6400
Entry Wire Line
        3450 6400 3550 6300
Entry Wire Line
        4150 7400 4250 7500
Entry Wire Line
        4150 7300 4250 7400
Entry Wire Line
        4150 7200 4250 7300
$Comp
L CONN_4X2 P6
U 1 1 52053536
P 5050 6900
F 0 "P6" H 5050 7150 50  0000 C CNN
F 1 "CLK_SEL" V 5050 6900 40  0000 C CNN
        1    5050 6900
        1    0    0    -1  
$EndComp
Entry Wire Line
        4150 6650 4250 6750
Entry Wire Line
        4150 6750 4250 6850
Entry Wire Line
        4150 6850 4250 6950
Entry Wire Line
        4150 6950 4250 7050
Entry Wire Line
        4150 6400 4250 6500
Entry Wire Line
        4150 6300 4250 6400
Entry Wire Line
        4150 6200 4250 6300
Entry Wire Line
        4150 6100 4250 6200
$Comp
L CONN_4X2 P5
U 1 1 52053396
P 5050 6350
F 0 "P5" H 5050 6600 50  0000 C CNN
F 1 "CLK_SEL" V 5050 6350 40  0000 C CNN
        1    5050 6350
        1    0    0    -1  
$EndComp
$Comp
L C C3
U 1 1 5205200C
P 850 7050
F 0 "C3" H 700 7150 50  0000 L CNN
F 1 "18p" H 700 6900 50  0000 L CNN
        1    850  7050
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR048
U 1 1 5205201D
P 700 6850
F 0 "#PWR048" H 700 6850 30  0001 C CNN
F 1 "GND" H 700 6780 30  0001 C CNN
        1    700  6850
        1    0    0    -1  
$EndComp
$Comp
L CRYSTAL X2
U 1 1 52051D82
P 1200 6800
F 0 "X2" V 1050 6900 60  0000 C CNN
F 1 "16Mhz" V 1400 6850 60  0000 C CNN
        1    1200 6800
        0    -1   1    0   
$EndComp
$Comp
L GND #PWR049
U 1 1 5204EE17
P 1750 6300
F 0 "#PWR049" H 1750 6300 30  0001 C CNN
F 1 "GND" H 1750 6230 30  0001 C CNN
        1    1750 6300
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR050
U 1 1 5204EE07
P 3400 6200
F 0 "#PWR050" H 3400 6160 30  0001 C CNN
F 1 "+3.3V" H 3400 6310 30  0000 C CNN
        1    3400 6200
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR051
U 1 1 5204EE00
P 1750 7500
F 0 "#PWR051" H 1750 7500 30  0001 C CNN
F 1 "GND" H 1750 7430 30  0001 C CNN
        1    1750 7500
        1    0    0    -1  
$EndComp
$Comp
L 4060 U2
U 1 1 5204ED90
P 2450 6850
F 0 "U2" H 2200 6100 60  0000 C CNN
F 1 "4060" H 2650 6100 60  0000 C CNN
        1    2450 6850
        1    0    0    -1  
$EndComp
$Comp
L C C2
U 1 1 5204EBB8
P 850 6550
F 0 "C2" H 700 6650 50  0000 L CNN
F 1 "18p" H 700 6400 50  0000 L CNN
        1    850  6550
        1    0    0    -1  
$EndComp
$Comp
L R R8
U 1 1 5204EBB3
P 1450 6800
F 0 "R8" H 1600 6800 50  0000 C CNN
F 1 "1M" V 1450 6800 50  0000 C CNN
        1    1450 6800
        1    0    0    1   
$EndComp
$Comp
L GND #PWR052
U 1 1 52046169
P 4600 4900
F 0 "#PWR052" H 4600 4900 30  0001 C CNN
F 1 "GND" H 4600 4830 30  0001 C CNN
        1    4600 4900
        1    0    0    -1  
$EndComp
NoConn ~ 4700 4950
$Comp
L GND #PWR053
U 1 1 52045F85
P 1900 5400
F 0 "#PWR053" H 1900 5400 30  0001 C CNN
F 1 "GND" H 1900 5330 30  0001 C CNN
        1    1900 5400
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR054
U 1 1 52045F7F
P 3700 5600
F 0 "#PWR054" H 3700 5600 30  0001 C CNN
F 1 "GND" H 3700 5530 30  0001 C CNN
        1    3700 5600
        1    0    0    -1  
$EndComp
$Comp
L DB9 J1
U 1 1 5203C8E9
P 5150 5250
F 0 "J1" H 4650 6450 70  0000 C CNN
F 1 "DB9" H 5150 4700 70  0000 C CNN
        1    5150 5250
        1    0    0    -1  
$EndComp
Text GLabel 1750 5450 0    40   Input ~ 0
IOports_rs232_rdx
Text GLabel 1750 5250 0    40   Input ~ 0
IOports_rs232_tdx
Text Notes 4550 4700 0    40   Italic 0
decoupling & bypass  network capactiros
$Comp
L GND #PWR055
U 1 1 5203C1E8
P 4450 4650
F 0 "#PWR055" H 4450 4650 30  0001 C CNN
F 1 "GND" H 4450 4580 30  0001 C CNN
        1    4450 4650
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR056
U 1 1 5203C1DB
P 4450 4050
F 0 "#PWR056" H 4450 4010 30  0001 C CNN
F 1 "+3.3V" H 4450 4160 30  0000 C CNN
        1    4450 4050
        1    0    0    -1  
$EndComp
$Comp
L CAPAPOL C10
U 1 1 5203C1A6
P 4700 4350
F 0 "C10" H 4750 4450 50  0000 L CNN
F 1 "10u" H 4750 4250 50  0000 L CNN
        1    4700 4350
        1    0    0    -1  
$EndComp
$Comp
L C C9
U 1 1 5203C19F
P 4450 4350
F 0 "C9" H 4500 4450 50  0000 L CNN
F 1 "100n" H 4500 4250 50  0000 L CNN
        1    4450 4350
        1    0    0    -1  
$EndComp
$Comp
L C C8
U 1 1 5203C19A
P 4200 4350
F 0 "C8" H 4250 4450 50  0000 L CNN
F 1 "1n" H 4250 4250 50  0000 L CNN
        1    4200 4350
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR057
U 1 1 5203C17C
P 3750 4050
F 0 "#PWR057" H 3750 4010 30  0001 C CNN
F 1 "+3.3V" H 3750 4160 30  0000 C CNN
        1    3750 4050
        1    0    0    -1  
$EndComp
Text GLabel 7200 2550 0    40   Input ~ 0
IOports_led_8
Text GLabel 7200 2400 0    40   Input ~ 0
IOports_led_7
Text GLabel 7200 2250 0    40   Input ~ 0
IOports_led_6
Text GLabel 7200 2100 0    40   Input ~ 0
IOports_led_5
Text GLabel 7200 1950 0    40   Input ~ 0
IOports_led_4
Text GLabel 7200 1800 0    40   Input ~ 0
IOports_led_3
Text GLabel 7200 1650 0    40   Input ~ 0
IOports_led_2
Text GLabel 7200 1500 0    40   Input ~ 0
IOports_led_1
Text GLabel 9900 5900 2    40   Input ~ 0
IOports_push_btn_4
Text GLabel 9900 5700 2    40   Input ~ 0
IOports_push_btn_3
Text GLabel 9900 5500 2    40   Input ~ 0
IOports_push_btn_2
Text GLabel 9900 5300 2    40   Input ~ 0
IOports_push_btn_1
$Comp
L R R49
U 1 1 5203C091
P 9550 3850
F 0 "R49" V 9600 3650 50  0000 C CNN
F 1 "10K" V 9550 3850 50  0000 C CNN
        1    9550 3850
        0    -1   -1   0   
$EndComp
Text GLabel 10050 3850 2    40   Input ~ 0
IOports_sw_5
Text GLabel 10050 3950 2    40   Input ~ 0
IOports_sw_6
$Comp
L R R50
U 1 1 5203C090
P 9550 3950
F 0 "R50" V 9600 3750 50  0000 C CNN
F 1 "10K" V 9550 3950 50  0000 C CNN
        1    9550 3950
        0    -1   -1   0   
$EndComp
$Comp
L R R52
U 1 1 5203C08F
P 9550 4150
F 0 "R52" V 9600 3950 50  0000 C CNN
F 1 "10K" V 9550 4150 50  0000 C CNN
        1    9550 4150
        0    -1   -1   0   
$EndComp
Text GLabel 10050 4150 2    40   Input ~ 0
IOports_sw_8
Text GLabel 10050 4050 2    40   Input ~ 0
IOports_sw_7
$Comp
L R R51
U 1 1 5203C08E
P 9550 4050
F 0 "R51" V 9600 3850 50  0000 C CNN
F 1 "10K" V 9550 4050 50  0000 C CNN
        1    9550 4050
        0    -1   -1   0   
$EndComp
$Comp
L R R47
U 1 1 5203C08B
P 9550 3650
F 0 "R47" V 9600 3450 50  0000 C CNN
F 1 "10K" V 9550 3650 50  0000 C CNN
        1    9550 3650
        0    -1   -1   0   
$EndComp
Text GLabel 10050 3650 2    40   Input ~ 0
IOports_sw_3
Text GLabel 10050 3750 2    40   Input ~ 0
IOports_sw_4
$Comp
L R R48
U 1 1 5203C08A
P 9550 3750
F 0 "R48" V 9600 3550 50  0000 C CNN
F 1 "10K" V 9550 3750 50  0000 C CNN
        1    9550 3750
        0    -1   -1   0   
$EndComp
$Comp
L R R46
U 1 1 5203C07B
P 9550 3550
F 0 "R46" V 9600 3350 50  0000 C CNN
F 1 "10K" V 9550 3550 50  0000 C CNN
        1    9550 3550
        0    -1   -1   0   
$EndComp
Text GLabel 10050 3550 2    40   Input ~ 0
IOports_sw_2
Text GLabel 10050 3450 2    40   Input ~ 0
IOports_sw_1
Text GLabel 1600 1900 0    40   Input ~ 0
IOports_display_dig_4
Text GLabel 1600 1550 0    40   Input ~ 0
IOports_display_seg_dp
Text GLabel 1600 1450 0    40   Input ~ 0
IOports_display_seg_g
Text GLabel 1600 1350 0    40   Input ~ 0
IOports_display_seg_f
Text GLabel 1600 1250 0    40   Input ~ 0
IOports_display_seg_e
Text GLabel 1600 1150 0    40   Input ~ 0
IOports_display_seg_d
Text GLabel 1600 1050 0    40   Input ~ 0
IOports_display_seg_c
Text GLabel 1600 950  0    40   Input ~ 0
IOports_display_seg_b
Text GLabel 1600 850  0    40   Input ~ 0
IOports_display_seg_a
NoConn ~ 3600 5350
NoConn ~ 2000 5550
$Comp
L GND #PWR058
U 1 1 5203BD7B
P 3700 4800
F 0 "#PWR058" H 3700 4800 30  0001 C CNN
F 1 "GND" H 3700 4730 30  0001 C CNN
        1    3700 4800
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR059
U 1 1 5203BD72
P 4200 5100
F 0 "#PWR059" H 4200 5100 30  0001 C CNN
F 1 "GND" H 4200 5030 30  0001 C CNN
        1    4200 5100
        1    0    0    -1  
$EndComp
$Comp
L C C7
U 1 1 5203BD63
P 3950 5050
F 0 "C7" V 4000 5150 50  0000 L CNN
F 1 "100n" V 4000 4800 50  0000 L CNN
        1    3950 5050
        0    -1   -1   0   
$EndComp
$Comp
L C C6
U 1 1 5203BCB9
P 3850 4350
F 0 "C6" H 3900 4450 50  0000 L CNN
F 1 "100n" H 3900 4250 50  0000 L CNN
        1    3850 4350
        1    0    0    -1  
$EndComp
$Comp
L C C5
U 1 1 5203BCAF
P 1700 4850
F 0 "C5" H 1750 4950 50  0000 L CNN
F 1 "100n" H 1750 4750 50  0000 L CNN
        1    1700 4850
        1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 5203BC98
P 1700 4350
F 0 "C4" H 1750 4450 50  0000 L CNN
F 1 "100n" H 1750 4250 50  0000 L CNN
        1    1700 4350
        1    0    0    -1  
$EndComp
$Comp
L MAX232 U3
U 1 1 5203BACA
P 2800 4850
F 0 "U3" H 2800 5700 70  0000 C CNN
F 1 "MAX232" H 2800 4000 70  0000 C CNN
        1    2800 4850
        1    0    0    -1  
$EndComp
$Comp
L R R16
U 1 1 5203B0AE
P 1950 1550
F 0 "R16" V 2000 1350 50  0000 C CNN
F 1 "100" V 1950 1550 50  0000 C CNN
        1    1950 1550
        0    -1   -1   0   
$EndComp
$Comp
L KW4-361 DISPLAY1
U 1 1 5203B0A2
P 3600 1250
F 0 "DISPLAY1" H 3600 1800 60  0000 C CNN
F 1 "QUAD 7 SEG DISPLAY" H 3600 800 60  0000 C CNN
F 2 "~" H 3050 1250 60  0000 C CNN
F 3 "~" H 3050 1250 60  0000 C CNN
        1    3600 1250
        1    0    0    -1  
$EndComp
$Comp
L R R13
U 1 1 5203AF19
P 1950 1250
F 0 "R13" V 2000 1050 50  0000 C CNN
F 1 "100" V 1950 1250 50  0000 C CNN
        1    1950 1250
        0    -1   -1   0   
$EndComp
$Comp
L R R14
U 1 1 5203AF18
P 1950 1350
F 0 "R14" V 2000 1150 50  0000 C CNN
F 1 "100" V 1950 1350 50  0000 C CNN
        1    1950 1350
        0    -1   -1   0   
$EndComp
$Comp
L R R17
U 1 1 5203AF17
P 4300 1900
F 0 "R17" V 4350 1700 50  0000 C CNN
F 1 "2K2" V 4300 1900 50  0000 C CNN
        1    4300 1900
        0    -1   -1   0   
$EndComp
$Comp
L R R15
U 1 1 5203AF16
P 1950 1450
F 0 "R15" V 2000 1250 50  0000 C CNN
F 1 "100" V 1950 1450 50  0000 C CNN
        1    1950 1450
        0    -1   -1   0   
$EndComp
$Comp
L R R11
U 1 1 5203AF12
P 1950 1050
F 0 "R11" V 2000 850 50  0000 C CNN
F 1 "100" V 1950 1050 50  0000 C CNN
        1    1950 1050
        0    -1   -1   0   
$EndComp
$Comp
L R R12
U 1 1 5203AF11
P 1950 1150
F 0 "R12" V 2000 950 50  0000 C CNN
F 1 "100" V 1950 1150 50  0000 C CNN
        1    1950 1150
        0    -1   -1   0   
$EndComp
$Comp
L R R10
U 1 1 5203AF0B
P 1950 950
F 0 "R10" V 2000 750 50  0000 C CNN
F 1 "100" V 1950 950 50  0000 C CNN
        1    1950 950 
        0    -1   -1   0   
$EndComp
$Comp
L R R9
U 1 1 5203AEE8
P 1950 850
F 0 "R9" V 2000 650 50  0000 C CNN
F 1 "100" V 1950 850 50  0000 C CNN
        1    1950 850 
        0    -1   -1   0   
$EndComp
$Comp
L GND #PWR060
U 1 1 5202C2C1
P 8700 2650
F 0 "#PWR060" H 8700 2650 30  0001 C CNN
F 1 "GND" H 8700 2580 30  0001 C CNN
        1    8700 2650
        1    0    0    -1  
$EndComp
$Comp
L LED LED5
U 1 1 5202C2B9
P 8400 2100
F 0 "LED5" H 8150 2050 50  0000 C CNN
F 1 "LED" H 8600 2150 50  0001 C CNN
        1    8400 2100
        1    0    0    1   
$EndComp
$Comp
L R R25
U 1 1 5202C2B8
P 7750 2100
F 0 "R25" V 7830 2100 50  0000 C CNN
F 1 "330" V 7750 2100 50  0000 C CNN
        1    7750 2100
        0    -1   -1   0   
$EndComp
$Comp
L R R26
U 1 1 5202C2B7
P 7750 2250
F 0 "R26" V 7830 2250 50  0000 C CNN
F 1 "330" V 7750 2250 50  0000 C CNN
        1    7750 2250
        0    -1   -1   0   
$EndComp
$Comp
L LED LED6
U 1 1 5202C2B6
P 8400 2250
F 0 "LED6" H 8150 2200 50  0000 C CNN
F 1 "LED" H 8600 2300 50  0001 C CNN
        1    8400 2250
        1    0    0    1   
$EndComp
$Comp
L LED LED8
U 1 1 5202C2B5
P 8400 2550
F 0 "LED8" H 8150 2500 50  0000 C CNN
F 1 "LED" H 8600 2600 50  0001 C CNN
        1    8400 2550
        1    0    0    1   
$EndComp
$Comp
L R R28
U 1 1 5202C2B4
P 7750 2550
F 0 "R28" V 7830 2550 50  0000 C CNN
F 1 "330" V 7750 2550 50  0000 C CNN
        1    7750 2550
        0    -1   -1   0   
$EndComp
$Comp
L R R27
U 1 1 5202C2B3
P 7750 2400
F 0 "R27" V 7830 2400 50  0000 C CNN
F 1 "330" V 7750 2400 50  0000 C CNN
        1    7750 2400
        0    -1   -1   0   
$EndComp
$Comp
L LED LED7
U 1 1 5202C2B2
P 8400 2400
F 0 "LED7" H 8150 2350 50  0000 C CNN
F 1 "LED" H 8600 2450 50  0001 C CNN
        1    8400 2400
        1    0    0    1   
$EndComp
$Comp
L LED LED3
U 1 1 5202C2B0
P 8400 1800
F 0 "LED3" H 8150 1750 50  0000 C CNN
F 1 "LED" H 8600 1850 50  0001 C CNN
        1    8400 1800
        1    0    0    1   
$EndComp
$Comp
L R R23
U 1 1 5202C2AF
P 7750 1800
F 0 "R23" V 7830 1800 50  0000 C CNN
F 1 "330" V 7750 1800 50  0000 C CNN
        1    7750 1800
        0    -1   -1   0   
$EndComp
$Comp
L R R24
U 1 1 5202C2AE
P 7750 1950
F 0 "R24" V 7830 1950 50  0000 C CNN
F 1 "330" V 7750 1950 50  0000 C CNN
        1    7750 1950
        0    -1   -1   0   
$EndComp
$Comp
L LED LED4
U 1 1 5202C2AD
P 8400 1950
F 0 "LED4" H 8150 1900 50  0000 C CNN
F 1 "LED" H 8600 2000 50  0001 C CNN
        1    8400 1950
        1    0    0    1   
$EndComp
$Comp
L LED LED2
U 1 1 5202C2A9
P 8400 1650
F 0 "LED2" H 8150 1600 50  0000 C CNN
F 1 "LED" H 8600 1700 50  0001 C CNN
        1    8400 1650
        1    0    0    1   
$EndComp
$Comp
L R R22
U 1 1 5202C2A8
P 7750 1650
F 0 "R22" V 7830 1650 50  0000 C CNN
F 1 "330" V 7750 1650 50  0000 C CNN
        1    7750 1650
        0    -1   -1   0   
$EndComp
$Comp
L R R21
U 1 1 5202C1E3
P 7750 1500
F 0 "R21" V 7830 1500 50  0000 C CNN
F 1 "330" V 7750 1500 50  0000 C CNN
        1    7750 1500
        0    -1   -1   0   
$EndComp
$Comp
L SW_PUSH PBTN4
U 1 1 5202BEA0
P 7500 5900
F 0 "PBTN4" H 7850 5950 50  0000 C CNN
F 1 "PUSH_BOTTON" H 7900 5950 50  0001 C CNN
        1    7500 5900
        1    0    0    -1  
$EndComp
$Comp
L SW_PUSH PBTN3
U 1 1 5202BE9E
P 7500 5700
F 0 "PBTN3" H 7850 5750 50  0000 C CNN
F 1 "PUSH_BOTTON" H 7900 5750 50  0001 C CNN
        1    7500 5700
        1    0    0    -1  
$EndComp
$Comp
L SW_PUSH PBTN2
U 1 1 5202BE9B
P 7500 5500
F 0 "PBTN2" H 7850 5550 50  0000 C CNN
F 1 "PUSH_BOTTON" H 7900 5550 50  0001 C CNN
        1    7500 5500
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR061
U 1 1 5202BCEF
P 8500 6650
F 0 "#PWR061" H 8500 6650 30  0001 C CNN
F 1 "GND" H 8500 6580 30  0001 C CNN
        1    8500 6650
        1    0    0    -1  
$EndComp
$Comp
L R R38
U 1 1 5202BCFA
P 8950 6300
F 0 "R38" H 9000 6100 50  0000 C CNN
F 1 "10K" V 8950 6300 50  0000 C CNN
        1    8950 6300
        1    0    0    -1  
$EndComp
$Comp
L SW_PUSH PBTN1
U 1 1 5202BD06
P 7500 5300
F 0 "PBTN1" H 7850 5350 50  0000 C CNN
F 1 "PUSH_BOTTON" H 7900 5350 50  0001 C CNN
        1    7500 5300
        1    0    0    -1  
$EndComp
$Comp
L R R41
U 1 1 5202BD00
P 9300 5300
F 0 "R41" V 9350 5100 50  0000 C CNN
F 1 "10K" V 9300 5300 50  0000 C CNN
        1    9300 5300
        0    -1   -1   0   
$EndComp
$Comp
L R R29
U 1 1 5202BCFE
P 8050 6300
F 0 "R29" H 8100 6100 50  0000 C CNN
F 1 "10K" V 8050 6300 50  0000 C CNN
        1    8050 6300
        1    0    0    -1  
$EndComp
$Comp
L R R32
U 1 1 5202BCFD
P 8350 6300
F 0 "R32" H 8400 6100 50  0000 C CNN
F 1 "10K" V 8350 6300 50  0000 C CNN
        1    8350 6300
        1    0    0    -1  
$EndComp
$Comp
L R R35
U 1 1 5202BCF9
P 8650 6300
F 0 "R35" H 8700 6100 50  0000 C CNN
F 1 "10K" V 8650 6300 50  0000 C CNN
        1    8650 6300
        1    0    0    -1  
$EndComp
$Comp
L R R42
U 1 1 5202BCF5
P 9300 5500
F 0 "R42" V 9350 5300 50  0000 C CNN
F 1 "10K" V 9300 5500 50  0000 C CNN
        1    9300 5500
        0    -1   -1   0   
$EndComp
$Comp
L R R44
U 1 1 5202BCF4
P 9300 5900
F 0 "R44" V 9350 5700 50  0000 C CNN
F 1 "10K" V 9300 5900 50  0000 C CNN
        1    9300 5900
        0    -1   -1   0   
$EndComp
$Comp
L R R43
U 1 1 5202BCF1
P 9300 5700
F 0 "R43" V 9350 5500 50  0000 C CNN
F 1 "10K" V 9300 5700 50  0000 C CNN
        1    9300 5700
        0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR062
U 1 1 5202BCEE
P 7100 5200
F 0 "#PWR062" H 7100 5160 30  0001 C CNN
F 1 "+3.3V" H 7100 5310 30  0000 C CNN
        1    7100 5200
        1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR063
U 1 1 5202BCCC
P 7050 3350
F 0 "#PWR063" H 7050 3310 30  0001 C CNN
F 1 "+3.3V" H 7050 3460 30  0000 C CNN
        1    7050 3350
        1    0    0    -1  
$EndComp
$Comp
L GND #PWR064
U 1 1 5202BC70
P 8750 4800
F 0 "#PWR064" H 8750 4800 30  0001 C CNN
F 1 "GND" H 8750 4730 30  0001 C CNN
        1    8750 4800
        1    0    0    -1  
$EndComp
$Comp
L SW_DIP_8 SW1
U 1 1 5202BC24
P 7600 3800
F 0 "SW1" H 7600 4270 60  0000 C CNN
F 1 "SWITCHES" H 7600 3300 60  0000 C CNN
        1    7600 3800
        -1   0    0    1   
$EndComp
$Comp
L R R36
U 1 1 5202BB0C
P 8750 4450
F 0 "R36" H 8800 4250 50  0000 C CNN
F 1 "10K" V 8750 4450 50  0000 C CNN
        1    8750 4450
        1    0    0    -1  
$EndComp
$Comp
L R R37
U 1 1 5202BB0B
P 8900 4450
F 0 "R37" H 8950 4250 50  0000 C CNN
F 1 "10K" V 8900 4450 50  0000 C CNN
        1    8900 4450
        1    0    0    -1  
$EndComp
$Comp
L R R40
U 1 1 5202BB0A
P 9200 4450
F 0 "R40" H 9250 4250 50  0000 C CNN
F 1 "10K" V 9200 4450 50  0000 C CNN
        1    9200 4450
        1    0    0    -1  
$EndComp
$Comp
L R R39
U 1 1 5202BB09
P 9050 4450
F 0 "R39" H 9100 4250 50  0000 C CNN
F 1 "10K" V 9050 4450 50  0000 C CNN
        1    9050 4450
        1    0    0    -1  
$EndComp
$Comp
L R R33
U 1 1 5202BB03
P 8450 4450
F 0 "R33" H 8500 4250 50  0000 C CNN
F 1 "10K" V 8450 4450 50  0000 C CNN
        1    8450 4450
        1    0    0    -1  
$EndComp
$Comp
L R R34
U 1 1 5202BB02
P 8600 4450
F 0 "R34" H 8650 4250 50  0000 C CNN
F 1 "10K" V 8600 4450 50  0000 C CNN
        1    8600 4450
        1    0    0    -1  
$EndComp
$Comp
L R R31
U 1 1 5202BAE6
P 8300 4450
F 0 "R31" H 8350 4250 50  0000 C CNN
F 1 "10K" V 8300 4450 50  0000 C CNN
        1    8300 4450
        1    0    0    -1  
$EndComp
$Comp
L R R30
U 1 1 5202BA9F
P 8150 4450
F 0 "R30" H 8200 4250 50  0000 C CNN
F 1 "10K" V 8150 4450 50  0000 C CNN
        1    8150 4450
        1    0    0    -1  
$EndComp
$Comp
L R R45
U 1 1 5202BA7D
P 9550 3450
F 0 "R45" V 9600 3250 50  0000 C CNN
F 1 "10K" V 9550 3450 50  0000 C CNN
        1    9550 3450
        0    -1   -1   0   
$EndComp
$Comp
L LED LED1
U 1 1 5202B5E5
P 8400 1500
F 0 "LED1" H 8150 1450 50  0000 C CNN
F 1 "LED" H 8600 1550 50  0001 C CNN
        1    8400 1500
        1    0    0    1   
$EndComp
$EndSCHEMATC
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