Bell.sch

Wire Wire Line
	4500 2950 5450 2950
Wire Wire Line
	4500 2950 4500 4400
Wire Wire Line
	5750 3600 5750 3700
$Comp
L Connector_Generic:Conn_01x03 J3
U 1 1 60CB201D
P 5050 3300
F 0 "J3" V 5150 3350 50  0000 R CNN
F 1 "Conn_01x03" V 5150 3500 50  0001 R CNN
F 2 "TripwireHook_Connector:PinHeader_01x03_P2.54mm" H 5050 3300 50  0001 C CNN
F 3 "~" H 5050 3300 50  0001 C CNN
	1    5050 3300
	0    -1   -1   0   
$EndComp
Connection ~ 5750 3700
Wire Wire Line
	5750 3700 5750 3800
Wire Wire Line
	4950 3500 4950 3600
Wire Wire Line
	5050 3500 5050 3700
Wire Wire Line
	5050 3700 5750 3700
Text GLabel 5350 3500 1    50   Input ~ 0
Vtarget
Wire Wire Line
	5150 3500 5150 3600
Wire Wire Line
	5150 3600 5350 3600
Wire Wire Line
	5350 3600 5350 3500
$Comp
L Device:C C6
U 1 1 60CFD513
P 4750 3850
F 0 "C6" V 4700 3950 50  0000 C CNN
F 1 "100nF" V 4800 4000 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4788 3700 50  0001 C CNN
F 3 "~" H 4750 3850 50  0001 C CNN
	1    4750 3850
	1    0    0    1   
$EndComp
Wire Wire Line
	4950 3600 4750 3600
Wire Wire Line
	4750 3600 4750 3700
Connection ~ 4950 3600
Wire Wire Line
	4950 3600 4950 4100
$Comp
L power:GND #PWR0120
U 1 1 60D053A7
P 4750 4150
F 0 "#PWR0120" H 4750 3900 50  0001 C CNN
F 1 "GND" H 4755 3977 50  0000 C CNN
F 2 "" H 4750 4150 50  0001 C CNN
F 3 "" H 4750 4150 50  0001 C CNN
	1    4750 4150
	-1   0    0    -1  
$EndComp
Wire Wire Line
	4750 4000 4750 4150
$Comp
L Device:R R2
U 1 1 60D0EA91
P 2000 5100
F 0 "R2" V 1900 5250 50  0000 R CNN
F 1 "150" V 1900 5100 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 1930 5100 50  0001 C CNN
F 3 "~" H 2000 5100 50  0001 C CNN
	1    2000 5100
	1    0    0    -1  
$EndComp
$Comp
L Device:LED D1
U 1 1 60D0EA97
P 2000 5500
F 0 "D1" V 1950 5350 50  0000 L CNN
F 1 "LED" V 2050 5300 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 2000 5500 50  0001 C CNN
F 3 "~" H 2000 5500 50  0001 C CNN
	1    2000 5500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2000 4950 2000 4850
Wire Wire Line
	2000 4850 2200 4850
Wire Wire Line
	2000 5250 2000 5350
$Comp
L power:GND #PWR0121
U 1 1 60D0EAA0
P 2000 5750
F 0 "#PWR0121" H 2000 5500 50  0001 C CNN
F 1 "GND" H 2005 5577 50  0000 C CNN
F 2 "" H 2000 5750 50  0001 C CNN
F 3 "" H 2000 5750 50  0001 C CNN
	1    2000 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	2000 5650 2000 5750
Wire Wire Line
	2200 4850 2200 4950
Connection ~ 2200 4850
$Comp
L Device:R R8
U 1 1 60D3261E
P 6950 5100
F 0 "R8" V 7000 5350 50  0000 R CNN
F 1 "150" V 7000 4950 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6880 5100 50  0001 C CNN
F 3 "~" H 6950 5100 50  0001 C CNN
	1    6950 5100
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R9
U 1 1 60D32624
P 6950 5200
F 0 "R9" V 7000 5450 50  0000 R CNN
F 1 "150" V 7000 5050 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6880 5200 50  0001 C CNN
F 3 "~" H 6950 5200 50  0001 C CNN
	1    6950 5200
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R10
U 1 1 60D3262A
P 6950 5300
F 0 "R10" V 7000 5550 50  0000 R CNN
F 1 "150" V 7000 5150 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6880 5300 50  0001 C CNN
F 3 "~" H 6950 5300 50  0001 C CNN
	1    6950 5300
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R11
U 1 1 60D32630
P 6950 5400
F 0 "R11" V 7000 5650 50  0000 R CNN
F 1 "150" V 7000 5250 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6880 5400 50  0001 C CNN
F 3 "~" H 6950 5400 50  0001 C CNN
	1    6950 5400
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R12
U 1 1 60D3AAC9
P 6950 5500
F 0 "R12" V 7000 5750 50  0000 R CNN
F 1 "150" V 7000 5350 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6880 5500 50  0001 C CNN
F 3 "~" H 6950 5500 50  0001 C CNN
	1    6950 5500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6650 5100 6800 5100
Wire Wire Line
	6650 5200 6800 5200
Wire Wire Line
	6650 5300 6800 5300
Wire Wire Line
	6650 5400 6800 5400
Wire Wire Line
	6650 5500 6800 5500
$Comp
L Device:LED D3
U 1 1 60D677AC
P 7200 5750
F 0 "D3" V 7300 5600 50  0000 L CNN
F 1 "LED" V 7200 5550 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 7200 5750 50  0001 C CNN
F 3 "~" H 7200 5750 50  0001 C CNN
	1    7200 5750
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D7
U 1 1 60D68714
P 8200 5750
F 0 "D7" V 8300 5600 50  0000 L CNN
F 1 "LED" V 8200 5550 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 8200 5750 50  0001 C CNN
F 3 "~" H 8200 5750 50  0001 C CNN
	1    8200 5750
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D5
U 1 1 60D68AB9
P 7700 5750
F 0 "D5" V 7800 5600 50  0000 L CNN
F 1 "LED" V 7700 5550 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 7700 5750 50  0001 C CNN
F 3 "~" H 7700 5750 50  0001 C CNN
	1    7700 5750
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D6
U 1 1 60D68D45
P 7950 5750
F 0 "D6" V 8050 5600 50  0000 L CNN
F 1 "LED" V 7950 5550 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 7950 5750 50  0001 C CNN
F 3 "~" H 7950 5750 50  0001 C CNN
	1    7950 5750
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D4
U 1 1 60D68FB4
P 7450 5750
F 0 "D4" V 7550 5600 50  0000 L CNN
F 1 "LED" V 7450 5550 50  0000 L CNN
F 2 "LED_SMD:LED_0805_2012Metric_Castellated" H 7450 5750 50  0001 C CNN
F 3 "~" H 7450 5750 50  0001 C CNN
	1    7450 5750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7850 4850 7850 4750
Wire Wire Line
	7850 4750 7950 4750
Wire Wire Line
	7950 5000 8350 5000
Wire Wire Line
	7100 5100 8200 5100
Wire Wire Line
	8200 5100 8200 5600
Wire Wire Line
	7100 5200 7950 5200
Wire Wire Line
	7950 5200 7950 5600
Wire Wire Line
	7100 5300 7700 5300
Wire Wire Line
	7700 5300 7700 5600
Wire Wire Line
	7100 5400 7450 5400
Wire Wire Line
	7450 5400 7450 5600
Wire Wire Line
	7100 5500 7200 5500
Wire Wire Line
	7200 5500 7200 5600
$Comp
L power:GND #PWR0122
U 1 1 60DA3DA2
P 7700 6100
F 0 "#PWR0122" H 7700 5850 50  0001 C CNN
F 1 "GND" H 7705 5927 50  0000 C CNN
F 2 "" H 7700 6100 50  0001 C CNN
F 3 "" H 7700 6100 50  0001 C CNN
	1    7700 6100
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 5900 7200 6000
Wire Wire Line
	7200 6000 7450 6000
Wire Wire Line
	8200 6000 8200 5900
Wire Wire Line
	7450 5900 7450 6000
Connection ~ 7450 6000
Wire Wire Line
	7450 6000 7700 6000
Wire Wire Line
	7700 6100 7700 6000
Connection ~ 7700 6000
Wire Wire Line
	7700 6000 7950 6000
Wire Wire Line
	7700 5900 7700 6000
Wire Wire Line
	7950 5900 7950 6000
Connection ~ 7950 6000
Wire Wire Line
	7950 6000 8200 6000
$Comp
L Device:C C2
U 1 1 60DF1F72
P 4400 800
F 0 "C2" V 4350 900 50  0000 C CNN
F 1 "22µF" V 4450 950 50  0000 C CNN
F 2 "Capacitor_SMD:C_1210_3225Metric" H 4438 650 50  0001 C CNN
F 3 "~" H 4400 800 50  0001 C CNN
	1    4400 800 
	0    1    1    0   
$EndComp
Wire Wire Line
	3950 800  4250 800 
Wire Wire Line
	3950 800  3950 1050
Wire Wire Line
	4550 800  4700 800 
Wire Wire Line
	4700 800  4700 1050
Connection ~ 4700 1050
Wire Wire Line
	4700 1200 4850 1200
Connection ~ 4700 1200
Wire Wire Line
	4700 1200 4700 1300
Wire Wire Line
	3550 950  3550 1050
Connection ~ 3550 1050
Wire Wire Line
	3550 1050 3950 1050
$Comp
L Connector:TestPoint TP1
U 1 1 60E7212C
P 3550 1150
F 0 "TP1" V 3500 1100 50  0000 L CNN
F 1 "TestPoint" V 3550 1350 50  0000 L CNN
F 2 "TripwireHook:HexPad_SMD" H 3750 1150 50  0001 C CNN
F 3 "~" H 3750 1150 50  0001 C CNN
	1    3550 1150
	-1   0    0    1   
$EndComp
Wire Wire Line
	3550 1050 3550 1150
$Comp
L Connector:TestPoint TP2
U 1 1 60E7E20F
P 3750 2950
F 0 "TP2" V 3700 2900 50  0000 L CNN
F 1 "TestPoint" V 3750 3150 50  0000 L CNN
F 2 "TripwireHook:HexPad_SMD" H 3950 2950 50  0001 C CNN
F 3 "~" H 3950 2950 50  0001 C CNN
	1    3750 2950
	-1   0    0    1   
$EndComp
Wire Wire Line
	3750 2950 3750 2850
Wire Wire Line
	3750 2850 3900 2850
Connection ~ 3900 2850
$EndSCHEMATC