EESchema Schematic File Version 2
LIBS:openecu
LIBS:openecu-cache
EELAYER 27 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 9 10
Title "ECU / Open Hardware"
Date "24 feb 2014"
Rev "0.1"
Comp "Sergey Fedotov <sergey89@gmail.com>"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text HLabel 3900 2000 0    50   Input ~ 0
VR1_IN+
Text HLabel 3900 2500 0    50   Input ~ 0
VR1_IN-
$Comp
L C C98
U 1 1 52DA8DA5
P 4300 2200
F 0 "C98" H 4350 2300 50  0000 L CNN
F 1 "1000" H 4350 2100 40  0000 L CNN
F 2 "~" H 4338 2050 30  0000 C CNN
F 3 "~" H 4300 2200 60  0000 C CNN
	1    4300 2200
	1    0    0    -1  
$EndComp
$Comp
L R R135
U 1 1 52DA900D
P 4600 2250
F 0 "R135" H 4750 2250 50  0000 C CNN
F 1 "20k" V 4607 2251 40  0000 C CNN
F 2 "~" V 4530 2250 30  0000 C CNN
F 3 "~" H 4600 2250 30  0000 C CNN
	1    4600 2250
	1    0    0    -1  
$EndComp
$Comp
L R R137
U 1 1 52DA94E2
P 4850 2000
F 0 "R137" V 4950 2000 50  0000 C CNN
F 1 "10k" V 4857 2001 40  0000 C CNN
F 2 "~" V 4780 2000 30  0000 C CNN
F 3 "~" H 4850 2000 30  0000 C CNN
	1    4850 2000
	0    -1   -1   0   
$EndComp
$Comp
L R R138
U 1 1 52DA94F1
P 4850 2500
F 0 "R138" V 4950 2500 50  0000 C CNN
F 1 "10k" V 4857 2501 40  0000 C CNN
F 2 "~" V 4780 2500 30  0000 C CNN
F 3 "~" H 4850 2500 30  0000 C CNN
	1    4850 2500
	0    -1   -1   0   
$EndComp
$Comp
L C C99
U 1 1 52DA99C9
P 4300 2800
F 0 "C99" H 4350 2900 50  0000 L CNN
F 1 "1000" H 4350 2700 40  0000 L CNN
F 2 "~" H 4338 2650 30  0000 C CNN
F 3 "~" H 4300 2800 60  0000 C CNN
	1    4300 2800
	1    0    0    -1  
$EndComp
$Comp
L C C96
U 1 1 52DA99DE
P 4000 2800
F 0 "C96" H 4050 2900 50  0000 L CNN
F 1 "1000" H 4050 2700 40  0000 L CNN
F 2 "~" H 4038 2650 30  0000 C CNN
F 3 "~" H 4000 2800 60  0000 C CNN
	1    4000 2800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR175
U 1 1 52DAA375
P 4000 3000
F 0 "#PWR175" H 4000 3000 30  0001 C CNN
F 1 "GND" H 4000 2930 30  0001 C CNN
F 2 "~" H 4000 3000 60  0000 C CNN
F 3 "~" H 4000 3000 60  0000 C CNN
	1    4000 3000
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR177
U 1 1 52DAA3A3
P 4300 3000
F 0 "#PWR177" H 4300 3000 30  0001 C CNN
F 1 "GND" H 4300 2930 30  0001 C CNN
F 2 "~" H 4300 3000 60  0000 C CNN
F 3 "~" H 4300 3000 60  0000 C CNN
	1    4300 3000
	1    0    0    -1  
$EndComp
$Comp
L 10MQ040N D34
U 1 1 52DAA60B
P 5100 2200
F 0 "D34" V 5100 2350 50  0000 C CNN
F 1 "10MQ040N" H 5100 2100 40  0001 C CNN
F 2 "~" H 5100 2200 60  0000 C CNN
F 3 "~" H 5100 2200 60  0000 C CNN
	1    5100 2200
	0    1    -1   0   
$EndComp
$Comp
L 10MQ040N D36
U 1 1 52DAA896
P 5400 2200
F 0 "D36" V 5400 2350 50  0000 C CNN
F 1 "10MQ040N" H 5400 2100 40  0001 C CNN
F 2 "~" H 5400 2200 60  0000 C CNN
F 3 "~" H 5400 2200 60  0000 C CNN
	1    5400 2200
	0    1    1    0   
$EndComp
$Comp
L R R141
U 1 1 52DAB4B3
P 5150 2700
F 0 "R141" V 5250 2700 50  0000 C CNN
F 1 "1k" V 5157 2701 40  0000 C CNN
F 2 "~" V 5080 2700 30  0000 C CNN
F 3 "~" H 5150 2700 30  0000 C CNN
	1    5150 2700
	0    -1   -1   0   
$EndComp
$Comp
L R R143
U 1 1 52DAB4C2
P 5650 2700
F 0 "R143" V 5750 2700 50  0000 C CNN
F 1 "1k" V 5657 2701 40  0000 C CNN
F 2 "~" V 5580 2700 30  0000 C CNN
F 3 "~" H 5650 2700 30  0000 C CNN
	1    5650 2700
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR179
U 1 1 52DAB72A
P 4900 2700
F 0 "#PWR179" H 4900 2700 30  0001 C CNN
F 1 "GND" H 4900 2630 30  0001 C CNN
F 2 "~" H 4900 2700 60  0000 C CNN
F 3 "~" H 4900 2700 60  0000 C CNN
	1    4900 2700
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR182
U 1 1 52DAB992
P 5900 2700
F 0 "#PWR182" H 5900 2790 20  0001 C CNN
F 1 "+5V" H 5900 2800 40  0000 C CNN
F 2 "~" H 5900 2700 60  0000 C CNN
F 3 "~" H 5900 2700 60  0000 C CNN
	1    5900 2700
	0    1    1    0   
$EndComp
$Comp
L LM2903 U16
U 1 1 52DAC23A
P 6300 2400
F 0 "U16" H 6500 2550 50  0000 C CNN
F 1 "LM2903" H 6500 2250 50  0000 C CNN
F 2 "~" H 6300 2400 60  0000 C CNN
F 3 "~" H 6300 2400 60  0000 C CNN
	1    6300 2400
	1    0    0    -1  
$EndComp
$Comp
L R R145
U 1 1 52DAC3A3
P 5950 2000
F 0 "R145" V 6050 2000 50  0000 C CNN
F 1 "470k" V 5957 2001 40  0000 C CNN
F 2 "~" V 5880 2000 30  0000 C CNN
F 3 "~" H 5950 2000 30  0000 C CNN
	1    5950 2000
	0    -1   -1   0   
$EndComp
$Comp
L C C102
U 1 1 52DACB6E
P 6000 1700
F 0 "C102" V 6050 1450 50  0000 L CNN
F 1 "0,1" V 5950 1500 40  0000 L CNN
F 2 "~" H 6038 1550 30  0000 C CNN
F 3 "~" H 6000 1700 60  0000 C CNN
	1    6000 1700
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR181
U 1 1 52DACB96
P 5800 1700
F 0 "#PWR181" H 5800 1700 30  0001 C CNN
F 1 "GND" H 5800 1630 30  0001 C CNN
F 2 "~" H 5800 1700 60  0000 C CNN
F 3 "~" H 5800 1700 60  0000 C CNN
	1    5800 1700
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR184
U 1 1 52DACBBE
P 6300 1600
F 0 "#PWR184" H 6300 1690 20  0001 C CNN
F 1 "+5V" H 6300 1700 40  0000 C CNN
F 2 "~" H 6300 1600 60  0000 C CNN
F 3 "~" H 6300 1600 60  0000 C CNN
	1    6300 1600
	1    0    0    -1  
$EndComp
$Comp
L R R147
U 1 1 52DAD0BE
P 6550 1800
F 0 "R147" V 6650 1800 50  0000 C CNN
F 1 "47k" V 6557 1801 40  0000 C CNN
F 2 "~" V 6480 1800 30  0000 C CNN
F 3 "~" H 6550 1800 30  0000 C CNN
	1    6550 1800
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR185
U 1 1 52DAD35B
P 6300 2700
F 0 "#PWR185" H 6300 2700 30  0001 C CNN
F 1 "GND" H 6300 2630 30  0001 C CNN
F 2 "~" H 6300 2700 60  0000 C CNN
F 3 "~" H 6300 2700 60  0000 C CNN
	1    6300 2700
	1    0    0    -1  
$EndComp
Text HLabel 6900 2400 2    50   Input ~ 0
VR1_OUT
Text HLabel 3900 3500 0    50   Input ~ 0
VR2_IN+
Text HLabel 3900 4000 0    50   Input ~ 0
VR2_IN-
$Comp
L C C100
U 1 1 52DADD40
P 4300 3700
F 0 "C100" H 4350 3800 50  0000 L CNN
F 1 "1000" H 4350 3600 40  0000 L CNN
F 2 "~" H 4338 3550 30  0000 C CNN
F 3 "~" H 4300 3700 60  0000 C CNN
	1    4300 3700
	1    0    0    -1  
$EndComp
$Comp
L R R136
U 1 1 52DADD46
P 4600 3750
F 0 "R136" H 4750 3750 50  0000 C CNN
F 1 "20k" V 4607 3751 40  0000 C CNN
F 2 "~" V 4530 3750 30  0000 C CNN
F 3 "~" H 4600 3750 30  0000 C CNN
	1    4600 3750
	1    0    0    -1  
$EndComp
$Comp
L R R139
U 1 1 52DADD4C
P 4850 3500
F 0 "R139" V 4950 3500 50  0000 C CNN
F 1 "10k" V 4857 3501 40  0000 C CNN
F 2 "~" V 4780 3500 30  0000 C CNN
F 3 "~" H 4850 3500 30  0000 C CNN
	1    4850 3500
	0    -1   -1   0   
$EndComp
$Comp
L R R140
U 1 1 52DADD52
P 4850 4000
F 0 "R140" V 4950 4000 50  0000 C CNN
F 1 "10k" V 4857 4001 40  0000 C CNN
F 2 "~" V 4780 4000 30  0000 C CNN
F 3 "~" H 4850 4000 30  0000 C CNN
	1    4850 4000
	0    -1   -1   0   
$EndComp
$Comp
L C C101
U 1 1 52DADD58
P 4300 4300
F 0 "C101" H 4350 4400 50  0000 L CNN
F 1 "1000" H 4350 4200 40  0000 L CNN
F 2 "~" H 4338 4150 30  0000 C CNN
F 3 "~" H 4300 4300 60  0000 C CNN
	1    4300 4300
	1    0    0    -1  
$EndComp
$Comp
L C C97
U 1 1 52DADD5E
P 4000 4300
F 0 "C97" H 4050 4400 50  0000 L CNN
F 1 "1000" H 4050 4200 40  0000 L CNN
F 2 "~" H 4038 4150 30  0000 C CNN
F 3 "~" H 4000 4300 60  0000 C CNN
	1    4000 4300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR176
U 1 1 52DADD64
P 4000 4500
F 0 "#PWR176" H 4000 4500 30  0001 C CNN
F 1 "GND" H 4000 4430 30  0001 C CNN
F 2 "~" H 4000 4500 60  0000 C CNN
F 3 "~" H 4000 4500 60  0000 C CNN
	1    4000 4500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR178
U 1 1 52DADD73
P 4300 4500
F 0 "#PWR178" H 4300 4500 30  0001 C CNN
F 1 "GND" H 4300 4430 30  0001 C CNN
F 2 "~" H 4300 4500 60  0000 C CNN
F 3 "~" H 4300 4500 60  0000 C CNN
	1    4300 4500
	1    0    0    -1  
$EndComp
$Comp
L 10MQ040N D35
U 1 1 52DADD79
P 5100 3700
F 0 "D35" V 5100 3850 50  0000 C CNN
F 1 "10MQ040N" H 5100 3600 40  0001 C CNN
F 2 "~" H 5100 3700 60  0000 C CNN
F 3 "~" H 5100 3700 60  0000 C CNN
	1    5100 3700
	0    1    -1   0   
$EndComp
$Comp
L 10MQ040N D37
U 1 1 52DADD7F
P 5400 3700
F 0 "D37" V 5400 3850 50  0000 C CNN
F 1 "10MQ040N" H 5400 3600 40  0001 C CNN
F 2 "~" H 5400 3700 60  0000 C CNN
F 3 "~" H 5400 3700 60  0000 C CNN
	1    5400 3700
	0    1    1    0   
$EndComp
$Comp
L R R142
U 1 1 52DADD8B
P 5150 4200
F 0 "R142" V 5250 4200 50  0000 C CNN
F 1 "1k" V 5157 4201 40  0000 C CNN
F 2 "~" V 5080 4200 30  0000 C CNN
F 3 "~" H 5150 4200 30  0000 C CNN
	1    5150 4200
	0    -1   -1   0   
$EndComp
$Comp
L R R144
U 1 1 52DADD91
P 5650 4200
F 0 "R144" V 5750 4200 50  0000 C CNN
F 1 "1k" V 5657 4201 40  0000 C CNN
F 2 "~" V 5580 4200 30  0000 C CNN
F 3 "~" H 5650 4200 30  0000 C CNN
	1    5650 4200
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR180
U 1 1 52DADD97
P 4900 4200
F 0 "#PWR180" H 4900 4200 30  0001 C CNN
F 1 "GND" H 4900 4130 30  0001 C CNN
F 2 "~" H 4900 4200 60  0000 C CNN
F 3 "~" H 4900 4200 60  0000 C CNN
	1    4900 4200
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR183
U 1 1 52DADD9D
P 5900 4200
F 0 "#PWR183" H 5900 4290 20  0001 C CNN
F 1 "+5V" H 5900 4300 40  0000 C CNN
F 2 "~" H 5900 4200 60  0000 C CNN
F 3 "~" H 5900 4200 60  0000 C CNN
	1    5900 4200
	0    1    1    0   
$EndComp
$Comp
L LM2903 U16
U 2 1 52DADDA3
P 6300 3900
F 0 "U16" H 6500 4050 50  0000 C CNN
F 1 "LM2903" H 6500 3750 50  0000 C CNN
F 2 "~" H 6300 3900 60  0000 C CNN
F 3 "~" H 6300 3900 60  0000 C CNN
	2    6300 3900
	1    0    0    -1  
$EndComp
$Comp
L R R146
U 1 1 52DADDA9
P 5950 3500
F 0 "R146" V 6050 3500 50  0000 C CNN
F 1 "470k" V 5957 3501 40  0000 C CNN
F 2 "~" V 5880 3500 30  0000 C CNN
F 3 "~" H 5950 3500 30  0000 C CNN
	1    5950 3500
	0    -1   -1   0   
$EndComp
$Comp
L +5V #PWR186
U 1 1 52DADDC6
P 6300 3300
F 0 "#PWR186" H 6300 3390 20  0001 C CNN
F 1 "+5V" H 6300 3400 40  0000 C CNN
F 2 "~" H 6300 3300 60  0000 C CNN
F 3 "~" H 6300 3300 60  0000 C CNN
	1    6300 3300
	0    -1   -1   0   
$EndComp
$Comp
L R R148
U 1 1 52DADDCD
P 6550 3300
F 0 "R148" V 6650 3300 50  0000 C CNN
F 1 "47k" V 6557 3301 40  0000 C CNN
F 2 "~" V 6480 3300 30  0000 C CNN
F 3 "~" H 6550 3300 30  0000 C CNN
	1    6550 3300
	0    -1   -1   0   
$EndComp
Text HLabel 6900 3900 2    50   Input ~ 0
VR2_OUT
Wire Wire Line
	3900 2000 4600 2000
Connection ~ 4300 2000
Connection ~ 4600 2000
Wire Wire Line
	3900 2500 4600 2500
Connection ~ 4600 2500
Wire Wire Line
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Connection ~ 4300 2500
Wire Wire Line
	4000 2600 4000 2000
Connection ~ 4000 2000
Wire Wire Line
	5100 2000 5700 2000
Connection ~ 5100 2000
Wire Wire Line
	5100 2500 5900 2500
Wire Wire Line
	5400 2400 5400 2700
Wire Wire Line
	5100 2400 5100 2500
Connection ~ 5100 2500
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	6800 1800 6800 2400
Wire Wire Line
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Connection ~ 5400 2500
Connection ~ 5400 2000
Connection ~ 5700 2000
Connection ~ 5400 2700
Wire Wire Line
	6200 1700 6300 1700
Wire Wire Line
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Connection ~ 6300 1700
Connection ~ 6800 2000
Connection ~ 6300 1800
Connection ~ 6800 2400
Wire Wire Line
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Connection ~ 4300 3500
Connection ~ 4600 3500
Wire Wire Line
	3900 4000 4600 4000
Connection ~ 4600 4000
Wire Wire Line
	4300 3900 4300 4100
Connection ~ 4300 4000
Wire Wire Line
	4000 4100 4000 3500
Connection ~ 4000 3500
Wire Wire Line
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Connection ~ 5100 3500
Wire Wire Line
	5100 4000 5900 4000
Wire Wire Line
	5400 3900 5400 4200
Wire Wire Line
	5100 3900 5100 4000
Connection ~ 5100 4000
Wire Wire Line
	5900 3800 5700 3800
Wire Wire Line
	5700 3800 5700 3500
Wire Wire Line
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Wire Wire Line
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Connection ~ 5400 4000
Connection ~ 5400 3500
Connection ~ 5700 3500
Connection ~ 5400 4200
Connection ~ 6800 3500
Connection ~ 6800 3900
Wire Wire Line
	6800 3300 6800 3900
$EndSCHEMATC