center: initial schematic

1 files changed, 1183 insertions, 0 deletions

diff --git a/center/center.bak b/center/center.bak
new file mode 100644
index 0000000..02ad340
--- /dev/null
+++ b/center/center.bak
@@ -0,0 +1,1183 @@
+EESchema Schematic File Version 4
+EELAYER 26 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L MCU_ST_STM32F0:STM32F030F4Px U2
+U 1 1 5C1966AA
+P 3300 4850
+F 0 "U2" H 3600 5500 50  0000 C CNN
+F 1 "STM32F030F4P6" H 3800 5600 50  0000 C CNN
+F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 2900 4150 50  0001 R CNN
+F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00088500.pdf" H 3300 4850 50  0001 C CNN
+	1    3300 4850
+	1    0    0    -1  
+$EndComp
+$Comp
+L Regulator_Linear:AP1117-33 U1
+U 1 1 5C19682A
+P 7050 1650
+F 0 "U1" H 7050 1892 50  0000 C CNN
+F 1 "AP1117-33" H 7050 1801 50  0000 C CNN
+F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 7050 1850 50  0001 C CNN
+F 3 "http://www.diodes.com/datasheets/AP1117.pdf" H 7150 1400 50  0001 C CNN
+	1    7050 1650
+	1    0    0    -1  
+$EndComp
+$Comp
+L Connector_Generic:Conn_01x02 J1
+U 1 1 5C196961
+P 2500 1800
+F 0 "J1" H 2650 1750 50  0000 C CNN
+F 1 "top left" H 2420 1566 50  0000 C CNN
+F 2 "" H 2500 1800 50  0001 C CNN
+F 3 "~" H 2500 1800 50  0001 C CNN
+	1    2500 1800
+	-1   0    0    1   
+$EndComp
+$Comp
+L Connector_Generic:Conn_01x02 J2
+U 1 1 5C196B9D
+P 2500 2200
+F 0 "J2" H 2650 2150 50  0000 C CNN
+F 1 "top right" H 2420 1966 50  0000 C CNN
+F 2 "" H 2500 2200 50  0001 C CNN
+F 3 "~" H 2500 2200 50  0001 C CNN
+	1    2500 2200
+	-1   0    0    1   
+$EndComp
+$Comp
+L Connector_Generic:Conn_01x02 J3
+U 1 1 5C196C4D
+P 2500 2600
+F 0 "J3" H 2650 2550 50  0000 C CNN
+F 1 "bottom left" H 2420 2366 50  0000 C CNN
+F 2 "" H 2500 2600 50  0001 C CNN
+F 3 "~" H 2500 2600 50  0001 C CNN
+	1    2500 2600
+	-1   0    0    1   
+$EndComp
+$Comp
+L Connector_Generic:Conn_01x02 J4
+U 1 1 5C196D8E
+P 2500 3000
+F 0 "J4" H 2650 2950 50  0000 C CNN
+F 1 "bottom right" H 2420 2766 50  0000 C CNN
+F 2 "" H 2500 3000 50  0001 C CNN
+F 3 "~" H 2500 3000 50  0001 C CNN
+	1    2500 3000
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:D_Schottky D1
+U 1 1 5C1985B1
+P 4850 1900
+F 0 "D1" V 4804 1821 50  0000 R CNN
+F 1 "SS510" V 4895 1821 50  0000 R CNN
+F 2 "" H 4850 1900 50  0001 C CNN
+F 3 "~" H 4850 1900 50  0001 C CNN
+	1    4850 1900
+	0    -1   1    0   
+$EndComp
+$Comp
+L Device:D_Schottky D3
+U 1 1 5C19926C
+P 4850 2400
+F 0 "D3" V 4804 2321 50  0000 R CNN
+F 1 "SS510" V 4895 2321 50  0000 R CNN
+F 2 "" H 4850 2400 50  0001 C CNN
+F 3 "~" H 4850 2400 50  0001 C CNN
+	1    4850 2400
+	0    -1   1    0   
+$EndComp
+$Comp
+L Device:D_Schottky D2
+U 1 1 5C199CCC
+P 5250 1900
+F 0 "D2" V 5204 1821 50  0000 R CNN
+F 1 "SS510" V 5295 1821 50  0000 R CNN
+F 2 "" H 5250 1900 50  0001 C CNN
+F 3 "~" H 5250 1900 50  0001 C CNN
+	1    5250 1900
+	0    -1   1    0   
+$EndComp
+$Comp
+L Device:D_Schottky D4
+U 1 1 5C199DAE
+P 5250 2400
+F 0 "D4" V 5204 2321 50  0000 R CNN
+F 1 "SS510" V 5295 2321 50  0000 R CNN
+F 2 "" H 5250 2400 50  0001 C CNN
+F 3 "~" H 5250 2400 50  0001 C CNN
+	1    5250 2400
+	0    -1   1    0   
+$EndComp
+Wire Wire Line
+	6750 1650 6500 1650
+Wire Wire Line
+	4850 1650 4850 1750
+Wire Wire Line
+	5250 1750 5250 1650
+Connection ~ 5250 1650
+Wire Wire Line
+	5250 1650 4850 1650
+Wire Wire Line
+	4850 2050 4850 2100
+Wire Wire Line
+	2700 1800 3150 1800
+Wire Wire Line
+	3150 1800 3150 2100
+Wire Wire Line
+	3150 2600 2700 2600
+Wire Wire Line
+	2700 2200 3250 2200
+Wire Wire Line
+	3250 2200 3250 3000
+Wire Wire Line
+	3250 3000 2700 3000
+Wire Wire Line
+	5250 2050 5250 2200
+Wire Wire Line
+	3250 2200 4250 2200
+Connection ~ 3250 2200
+Connection ~ 5250 2200
+Wire Wire Line
+	5250 2200 5250 2250
+Wire Wire Line
+	4850 2100 3950 2100
+Connection ~ 4850 2100
+Wire Wire Line
+	4850 2100 4850 2250
+Connection ~ 3150 2100
+Wire Wire Line
+	3150 2100 3150 2600
+Wire Wire Line
+	4850 2550 4850 3350
+Wire Wire Line
+	4850 3350 5250 3350
+Wire Wire Line
+	5250 3350 5250 2550
+Wire Wire Line
+	3300 4150 3300 4050
+Wire Wire Line
+	3400 4150 3400 4050
+Wire Wire Line
+	3400 4050 3300 4050
+Wire Wire Line
+	3300 5750 3300 5650
+$Comp
+L Device:CP_Small C1
+U 1 1 5C1A6A7D
+P 5700 2200
+F 0 "C1" H 5788 2246 50  0000 L CNN
+F 1 "1000uF" H 5788 2155 50  0000 L CNN
+F 2 "" H 5700 2200 50  0001 C CNN
+F 3 "~" H 5700 2200 50  0001 C CNN
+	1    5700 2200
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:CP_Small C4
+U 1 1 5C1A7520
+P 7600 2200
+F 0 "C4" H 7688 2246 50  0000 L CNN
+F 1 "470uF" H 7688 2155 50  0000 L CNN
+F 2 "" H 7600 2200 50  0001 C CNN
+F 3 "~" H 7600 2200 50  0001 C CNN
+	1    7600 2200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	7600 1650 7600 2100
+Connection ~ 7600 1650
+Wire Wire Line
+	7600 1650 7350 1650
+Wire Wire Line
+	7600 2300 7600 3350
+Wire Wire Line
+	7600 3350 7050 3350
+Connection ~ 7050 3350
+Wire Wire Line
+	7050 3350 7050 1950
+Wire Wire Line
+	7050 3350 6500 3350
+Wire Wire Line
+	5700 3350 5700 2300
+Wire Wire Line
+	5700 2100 5700 1650
+Connection ~ 5700 1650
+Wire Wire Line
+	5700 1650 5250 1650
+$Comp
+L Device:C_Small C2
+U 1 1 5C1AAFA9
+P 6150 2200
+F 0 "C2" H 6242 2246 50  0000 L CNN
+F 1 "10u" H 6242 2155 50  0000 L CNN
+F 2 "" H 6150 2200 50  0001 C CNN
+F 3 "~" H 6150 2200 50  0001 C CNN
+	1    6150 2200
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C3
+U 1 1 5C1AF3BD
+P 6500 2200
+F 0 "C3" H 6592 2246 50  0000 L CNN
+F 1 "100n" H 6592 2155 50  0000 L CNN
+F 2 "" H 6500 2200 50  0001 C CNN
+F 3 "~" H 6500 2200 50  0001 C CNN
+	1    6500 2200
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C5
+U 1 1 5C1AFB91
+P 8050 2200
+F 0 "C5" H 8142 2246 50  0000 L CNN
+F 1 "10u" H 8142 2155 50  0000 L CNN
+F 2 "" H 8050 2200 50  0001 C CNN
+F 3 "~" H 8050 2200 50  0001 C CNN
+	1    8050 2200
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C6
+U 1 1 5C1B07A6
+P 8400 2200
+F 0 "C6" H 8492 2246 50  0000 L CNN
+F 1 "100n" H 8492 2155 50  0000 L CNN
+F 2 "" H 8400 2200 50  0001 C CNN
+F 3 "~" H 8400 2200 50  0001 C CNN
+	1    8400 2200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8050 1650 8050 2100
+Connection ~ 8050 1650
+Wire Wire Line
+	8050 1650 7600 1650
+Wire Wire Line
+	8400 1650 8400 2100
+Wire Wire Line
+	8400 1650 8050 1650
+Wire Wire Line
+	8400 2300 8400 3350
+Wire Wire Line
+	8400 3350 8050 3350
+Wire Wire Line
+	8050 3350 8050 2300
+Wire Wire Line
+	8050 3350 7600 3350
+Connection ~ 8050 3350
+Connection ~ 7600 3350
+Wire Wire Line
+	6500 3350 6500 2300
+Connection ~ 6500 3350
+Wire Wire Line
+	6500 3350 6150 3350
+Wire Wire Line
+	6500 2100 6500 1650
+Connection ~ 6500 1650
+Wire Wire Line
+	6500 1650 6150 1650
+Wire Wire Line
+	6150 1650 6150 2100
+Connection ~ 6150 1650
+Wire Wire Line
+	6150 1650 5700 1650
+Wire Wire Line
+	6150 2300 6150 3350
+Connection ~ 6150 3350
+Wire Wire Line
+	6150 3350 5700 3350
+$Comp
+L Device:R_Small R1
+U 1 1 5C1B72F8
+P 3950 2500
+F 0 "R1" H 4009 2546 50  0000 L CNN
+F 1 "10k" H 4009 2455 50  0000 L CNN
+F 2 "" H 3950 2500 50  0001 C CNN
+F 3 "~" H 3950 2500 50  0001 C CNN
+	1    3950 2500
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:R_Small R2
+U 1 1 5C1BABDF
+P 4250 2500
+F 0 "R2" H 4309 2546 50  0000 L CNN
+F 1 "10k" H 4309 2455 50  0000 L CNN
+F 2 "" H 4250 2500 50  0001 C CNN
+F 3 "~" H 4250 2500 50  0001 C CNN
+	1    4250 2500
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:R_Small R4
+U 1 1 5C1BB077
+P 4250 3100
+F 0 "R4" H 4309 3146 50  0000 L CNN
+F 1 "3k3" H 4309 3055 50  0000 L CNN
+F 2 "" H 4250 3100 50  0001 C CNN
+F 3 "~" H 4250 3100 50  0001 C CNN
+	1    4250 3100
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:R_Small R3
+U 1 1 5C1BC19C
+P 3950 3100
+F 0 "R3" H 4009 3146 50  0000 L CNN
+F 1 "3k3" H 4009 3055 50  0000 L CNN
+F 2 "" H 3950 3100 50  0001 C CNN
+F 3 "~" H 3950 3100 50  0001 C CNN
+	1    3950 3100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3950 3000 3950 2850
+Wire Wire Line
+	3950 2400 3950 2100
+Connection ~ 3950 2100
+Wire Wire Line
+	3950 2100 3150 2100
+Wire Wire Line
+	4250 2200 4250 2400
+Connection ~ 4250 2200
+Wire Wire Line
+	4250 2200 5250 2200
+Wire Wire Line
+	4250 2600 4250 2750
+Wire Wire Line
+	4250 3200 4250 3350
+Wire Wire Line
+	4250 3350 3950 3350
+Wire Wire Line
+	3950 3350 3950 3200
+Wire Wire Line
+	4250 3350 4550 3350
+Connection ~ 4250 3350
+Connection ~ 4850 3350
+$Comp
+L Device:D_Schottky D6
+U 1 1 5C1CFB2A
+P 4550 3100
+F 0 "D6" V 4550 3179 50  0000 L CNN
+F 1 "D_Schottky" V 4595 3179 50  0001 L CNN
+F 2 "" H 4550 3100 50  0001 C CNN
+F 3 "~" H 4550 3100 50  0001 C CNN
+	1    4550 3100
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:D_Schottky D5
+U 1 1 5C1D3E90
+P 3650 3100
+F 0 "D5" V 3650 3179 50  0000 L CNN
+F 1 "D_Schottky" V 3695 3179 50  0001 L CNN
+F 2 "" H 3650 3100 50  0001 C CNN
+F 3 "~" H 3650 3100 50  0001 C CNN
+	1    3650 3100
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	3650 2950 3650 2850
+Wire Wire Line
+	3650 2850 3950 2850
+Connection ~ 3950 2850
+Wire Wire Line
+	3950 2850 3950 2750
+Wire Wire Line
+	4250 2850 4550 2850
+Wire Wire Line
+	4550 2850 4550 2950
+Connection ~ 4250 2850
+Wire Wire Line
+	4250 2850 4250 3000
+Wire Wire Line
+	4550 3250 4550 3350
+Wire Wire Line
+	4550 3350 4850 3350
+Connection ~ 4550 3350
+Wire Wire Line
+	3950 3350 3650 3350
+Wire Wire Line
+	3650 3350 3650 3250
+Connection ~ 3950 3350
+Wire Wire Line
+	3550 2750 3950 2750
+Connection ~ 3950 2750
+Wire Wire Line
+	3950 2750 3950 2600
+Wire Wire Line
+	4650 2750 4250 2750
+Connection ~ 4250 2750
+Wire Wire Line
+	4250 2750 4250 2850
+Text Label 3550 2750 0    50   ~ 0
+Vmeas_A
+Text Label 4650 2750 2    50   ~ 0
+Vmeas_B
+Text Label 4200 4450 2    50   ~ 0
+Vmeas_B
+Text Label 4200 4350 2    50   ~ 0
+Vmeas_A
+Wire Wire Line
+	4200 4350 3800 4350
+Wire Wire Line
+	3800 4450 4200 4450
+$Comp
+L Transistor_FET:IRF6710S2 Q3
+U 1 1 5C1F9130
+P 5250 5450
+F 0 "Q3" H 5455 5496 50  0000 L CNN
+F 1 "AO3400" H 5455 5405 50  0000 L CNN
+F 2 "Package_DirectFET:DirectFET_S1" H 5250 5450 50  0001 C CIN
+F 3 "https://www.infineon.com/dgdl/irf6710s2pbf.pdf?fileId=5546d462533600a4015355ece3db1a78" H 5250 5450 50  0001 L CNN
+	1    5250 5450
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:R_Small R10
+U 1 1 5C1F9EE6
+P 5350 5050
+F 0 "R10" H 5409 5096 50  0000 L CNN
+F 1 "620" H 5409 5005 50  0000 L CNN
+F 2 "" H 5350 5050 50  0001 C CNN
+F 3 "~" H 5350 5050 50  0001 C CNN
+	1    5350 5050
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	5250 3350 5700 3350
+Connection ~ 5250 3350
+Connection ~ 5700 3350
+$Comp
+L power:+3.3V #PWR0101
+U 1 1 5C2174D4
+P 8750 1650
+F 0 "#PWR0101" H 8750 1500 50  0001 C CNN
+F 1 "+3.3V" V 8765 1778 50  0000 L CNN
+F 2 "" H 8750 1650 50  0001 C CNN
+F 3 "" H 8750 1650 50  0001 C CNN
+	1    8750 1650
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	8750 1650 8400 1650
+Connection ~ 8400 1650
+$Comp
+L power:GND #PWR0102
+U 1 1 5C21CDD5
+P 8750 3350
+F 0 "#PWR0102" H 8750 3100 50  0001 C CNN
+F 1 "GND" V 8755 3222 50  0000 R CNN
+F 2 "" H 8750 3350 50  0001 C CNN
+F 3 "" H 8750 3350 50  0001 C CNN
+	1    8750 3350
+	0    -1   -1   0   
+$EndComp
+Wire Wire Line
+	8750 3350 8400 3350
+Connection ~ 8400 3350
+$Comp
+L power:+12V #PWR0103
+U 1 1 5C2201CD
+P 6650 1200
+F 0 "#PWR0103" H 6650 1050 50  0001 C CNN
+F 1 "+12V" V 6665 1328 50  0000 L CNN
+F 2 "" H 6650 1200 50  0001 C CNN
+F 3 "" H 6650 1200 50  0001 C CNN
+	1    6650 1200
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	6650 1200 6500 1200
+Wire Wire Line
+	6500 1200 6500 1650
+$Comp
+L power:+3.3V #PWR0104
+U 1 1 5C223C57
+P 3400 3950
+F 0 "#PWR0104" H 3400 3800 50  0001 C CNN
+F 1 "+3.3V" H 3415 4123 50  0000 C CNN
+F 2 "" H 3400 3950 50  0001 C CNN
+F 3 "" H 3400 3950 50  0001 C CNN
+	1    3400 3950
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	3400 3950 3400 4050
+Connection ~ 3400 4050
+$Comp
+L power:GND #PWR0105
+U 1 1 5C22656D
+P 3300 5750
+F 0 "#PWR0105" H 3300 5500 50  0001 C CNN
+F 1 "GND" H 3305 5577 50  0000 C CNN
+F 2 "" H 3300 5750 50  0001 C CNN
+F 3 "" H 3300 5750 50  0001 C CNN
+	1    3300 5750
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR0106
+U 1 1 5C2270D7
+P 5350 5900
+F 0 "#PWR0106" H 5350 5650 50  0001 C CNN
+F 1 "GND" H 5355 5727 50  0000 C CNN
+F 2 "" H 5350 5900 50  0001 C CNN
+F 3 "" H 5350 5900 50  0001 C CNN
+	1    5350 5900
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+12V #PWR0107
+U 1 1 5C227D6B
+P 5350 4850
+F 0 "#PWR0107" H 5350 4700 50  0001 C CNN
+F 1 "+12V" H 5365 5023 50  0000 C CNN
+F 2 "" H 5350 4850 50  0001 C CNN
+F 3 "" H 5350 4850 50  0001 C CNN
+	1    5350 4850
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	5350 5650 5350 5850
+Wire Wire Line
+	5350 5150 5350 5250
+Wire Wire Line
+	5350 4850 5350 4950
+$Comp
+L Device:R_Small R11
+U 1 1 5C234E1F
+P 4750 5450
+F 0 "R11" V 4554 5450 50  0000 C CNN
+F 1 "0" V 4645 5450 50  0000 C CNN
+F 2 "" H 4750 5450 50  0001 C CNN
+F 3 "~" H 4750 5450 50  0001 C CNN
+	1    4750 5450
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:C_Small C12
+U 1 1 5C23632F
+P 4950 5650
+F 0 "C12" H 5042 5696 50  0000 L CNN
+F 1 "0" H 5042 5605 50  0000 L CNN
+F 2 "" H 4950 5650 50  0001 C CNN
+F 3 "~" H 4950 5650 50  0001 C CNN
+	1    4950 5650
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	5350 5850 4950 5850
+Wire Wire Line
+	4950 5850 4950 5750
+Connection ~ 5350 5850
+Wire Wire Line
+	5350 5850 5350 5900
+Wire Wire Line
+	4950 5550 4950 5450
+Wire Wire Line
+	4950 5450 4850 5450
+Wire Wire Line
+	4950 5450 5050 5450
+Connection ~ 4950 5450
+Wire Wire Line
+	4400 5450 4650 5450
+Text Label 4400 5450 0    50   ~ 0
+LOAD
+$Comp
+L Transistor_FET:IRF6710S2 Q4
+U 1 1 5C24FD36
+P 6850 5450
+F 0 "Q4" H 7055 5496 50  0000 L CNN
+F 1 "AO3400" H 7055 5405 50  0000 L CNN
+F 2 "Package_DirectFET:DirectFET_S1" H 6850 5450 50  0001 C CIN
+F 3 "https://www.infineon.com/dgdl/irf6710s2pbf.pdf?fileId=5546d462533600a4015355ece3db1a78" H 6850 5450 50  0001 L CNN
+	1    6850 5450
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR0108
+U 1 1 5C24FD42
+P 6950 5900
+F 0 "#PWR0108" H 6950 5650 50  0001 C CNN
+F 1 "GND" H 6955 5727 50  0000 C CNN
+F 2 "" H 6950 5900 50  0001 C CNN
+F 3 "" H 6950 5900 50  0001 C CNN
+	1    6950 5900
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6950 5650 6950 5850
+Wire Wire Line
+	6950 5150 6950 5250
+$Comp
+L Device:R_Small R12
+U 1 1 5C24FD4B
+P 6350 5450
+F 0 "R12" V 6154 5450 50  0000 C CNN
+F 1 "0" V 6245 5450 50  0000 C CNN
+F 2 "" H 6350 5450 50  0001 C CNN
+F 3 "~" H 6350 5450 50  0001 C CNN
+	1    6350 5450
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:C_Small C13
+U 1 1 5C24FD51
+P 6550 5650
+F 0 "C13" H 6642 5696 50  0000 L CNN
+F 1 "0" H 6642 5605 50  0000 L CNN
+F 2 "" H 6550 5650 50  0001 C CNN
+F 3 "~" H 6550 5650 50  0001 C CNN
+	1    6550 5650
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6950 5850 6550 5850
+Wire Wire Line
+	6550 5850 6550 5750
+Connection ~ 6950 5850
+Wire Wire Line
+	6950 5850 6950 5900
+Wire Wire Line
+	6550 5550 6550 5450
+Wire Wire Line
+	6550 5450 6450 5450
+Wire Wire Line
+	6550 5450 6650 5450
+Connection ~ 6550 5450
+Wire Wire Line
+	6050 5450 6250 5450
+Text Label 6050 5450 0    50   ~ 0
+CH1
+Text Label 7150 5150 2    50   ~ 0
+Q1
+Wire Wire Line
+	7150 5150 6950 5150
+$Comp
+L Transistor_FET:IRF6710S2 Q1
+U 1 1 5C265A5A
+P 6850 4350
+F 0 "Q1" H 7055 4396 50  0000 L CNN
+F 1 "AO3400" H 7055 4305 50  0000 L CNN
+F 2 "Package_DirectFET:DirectFET_S1" H 6850 4350 50  0001 C CIN
+F 3 "https://www.infineon.com/dgdl/irf6710s2pbf.pdf?fileId=5546d462533600a4015355ece3db1a78" H 6850 4350 50  0001 L CNN
+	1    6850 4350
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR0109
+U 1 1 5C265A60
+P 6950 4800
+F 0 "#PWR0109" H 6950 4550 50  0001 C CNN
+F 1 "GND" H 6955 4627 50  0000 C CNN
+F 2 "" H 6950 4800 50  0001 C CNN
+F 3 "" H 6950 4800 50  0001 C CNN
+	1    6950 4800
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6950 4550 6950 4750
+Wire Wire Line
+	6950 4050 6950 4150
+$Comp
+L Device:R_Small R6
+U 1 1 5C265A68
+P 6350 4350
+F 0 "R6" V 6154 4350 50  0000 C CNN
+F 1 "0" V 6245 4350 50  0000 C CNN
+F 2 "" H 6350 4350 50  0001 C CNN
+F 3 "~" H 6350 4350 50  0001 C CNN
+	1    6350 4350
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:C_Small C8
+U 1 1 5C265A6E
+P 6550 4550
+F 0 "C8" H 6642 4596 50  0000 L CNN
+F 1 "0" H 6642 4505 50  0000 L CNN
+F 2 "" H 6550 4550 50  0001 C CNN
+F 3 "~" H 6550 4550 50  0001 C CNN
+	1    6550 4550
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6950 4750 6550 4750
+Wire Wire Line
+	6550 4750 6550 4650
+Connection ~ 6950 4750
+Wire Wire Line
+	6950 4750 6950 4800
+Wire Wire Line
+	6550 4450 6550 4350
+Wire Wire Line
+	6550 4350 6450 4350
+Wire Wire Line
+	6550 4350 6650 4350
+Connection ~ 6550 4350
+Wire Wire Line
+	6050 4350 6250 4350
+Text Label 6050 4350 0    50   ~ 0
+CH0
+Text Label 7150 4050 2    50   ~ 0
+Q0
+Wire Wire Line
+	7150 4050 6950 4050
+$Comp
+L Transistor_FET:IRLML6402 Q2
+U 1 1 5C26D08A
+P 8700 4600
+F 0 "Q2" H 8905 4554 50  0000 L CNN
+F 1 "IRLML6402" H 8905 4645 50  0000 L CNN
+F 2 "Package_TO_SOT_SMD:SOT-23" H 8900 4525 50  0001 L CIN
+F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 8700 4600 50  0001 L CNN
+	1    8700 4600
+	1    0    0    1   
+$EndComp
+$Comp
+L Device:R_Small R7
+U 1 1 5C270B70
+P 8400 4400
+F 0 "R7" H 8341 4354 50  0000 R CNN
+F 1 "10k" H 8341 4445 50  0000 R CNN
+F 2 "" H 8400 4400 50  0001 C CNN
+F 3 "~" H 8400 4400 50  0001 C CNN
+	1    8400 4400
+	-1   0    0    1   
+$EndComp
+$Comp
+L power:+12V #PWR0110
+U 1 1 5C271E21
+P 8800 4100
+F 0 "#PWR0110" H 8800 3950 50  0001 C CNN
+F 1 "+12V" H 8815 4273 50  0000 C CNN
+F 2 "" H 8800 4100 50  0001 C CNN
+F 3 "" H 8800 4100 50  0001 C CNN
+	1    8800 4100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8800 4100 8800 4200
+Wire Wire Line
+	8800 4200 8400 4200
+Wire Wire Line
+	8400 4200 8400 4300
+Wire Wire Line
+	8800 4200 8800 4400
+Connection ~ 8800 4200
+Wire Wire Line
+	8500 4600 8400 4600
+Wire Wire Line
+	8400 4600 8400 4500
+$Comp
+L Device:C_Small C7
+U 1 1 5C27E2DD
+P 8200 4400
+F 0 "C7" H 8000 4450 50  0000 L CNN
+F 1 "0" H 8050 4350 50  0000 L CNN
+F 2 "" H 8200 4400 50  0001 C CNN
+F 3 "~" H 8200 4400 50  0001 C CNN
+	1    8200 4400
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:D_Zener_Small_ALT D7
+U 1 1 5C280B09
+P 7700 4600
+F 0 "D7" H 7700 4500 50  0000 L CNN
+F 1 "8V2" H 7650 4700 50  0000 L CNN
+F 2 "" V 7700 4600 50  0001 C CNN
+F 3 "~" V 7700 4600 50  0001 C CNN
+	1    7700 4600
+	-1   0    0    1   
+$EndComp
+Connection ~ 8400 4600
+Wire Wire Line
+	8200 4300 8200 4200
+Wire Wire Line
+	8200 4200 8400 4200
+Connection ~ 8400 4200
+Wire Wire Line
+	8200 4500 8200 4600
+Wire Wire Line
+	8200 4600 8400 4600
+$Comp
+L Device:R_Small R9
+U 1 1 5C2AA0AC
+P 8000 4600
+F 0 "R9" V 7900 4550 50  0000 C CNN
+F 1 "0" V 8100 4600 50  0000 C CNN
+F 2 "" H 8000 4600 50  0001 C CNN
+F 3 "~" H 8000 4600 50  0001 C CNN
+	1    8000 4600
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	8800 4800 8800 4900
+Wire Wire Line
+	8800 4900 9050 4900
+Text Label 9050 4900 2    50   ~ 0
+Q2
+Wire Wire Line
+	8200 4600 8100 4600
+Connection ~ 8200 4600
+Wire Wire Line
+	7900 4600 7800 4600
+Wire Wire Line
+	7400 4600 7600 4600
+Text Label 7400 4600 0    50   ~ 0
+CH2
+$Comp
+L Transistor_FET:IRLML6402 Q5
+U 1 1 5C2DA7FA
+P 8700 5700
+F 0 "Q5" H 8905 5654 50  0000 L CNN
+F 1 "IRLML6402" H 8905 5745 50  0000 L CNN
+F 2 "Package_TO_SOT_SMD:SOT-23" H 8900 5625 50  0001 L CIN
+F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 8700 5700 50  0001 L CNN
+	1    8700 5700
+	1    0    0    1   
+$EndComp
+$Comp
+L Device:R_Small R13
+U 1 1 5C2DA800
+P 8400 5500
+F 0 "R13" H 8341 5454 50  0000 R CNN
+F 1 "10k" H 8341 5545 50  0000 R CNN
+F 2 "" H 8400 5500 50  0001 C CNN
+F 3 "~" H 8400 5500 50  0001 C CNN
+	1    8400 5500
+	-1   0    0    1   
+$EndComp
+$Comp
+L power:+12V #PWR0111
+U 1 1 5C2DA806
+P 8800 5200
+F 0 "#PWR0111" H 8800 5050 50  0001 C CNN
+F 1 "+12V" H 8815 5373 50  0000 C CNN
+F 2 "" H 8800 5200 50  0001 C CNN
+F 3 "" H 8800 5200 50  0001 C CNN
+	1    8800 5200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8800 5200 8800 5300
+Wire Wire Line
+	8800 5300 8400 5300
+Wire Wire Line
+	8400 5300 8400 5400
+Wire Wire Line
+	8800 5300 8800 5500
+Connection ~ 8800 5300
+Wire Wire Line
+	8500 5700 8400 5700
+Wire Wire Line
+	8400 5700 8400 5600
+$Comp
+L Device:C_Small C11
+U 1 1 5C2DA813
+P 8200 5500
+F 0 "C11" H 8000 5550 50  0000 L CNN
+F 1 "0" H 8050 5450 50  0000 L CNN
+F 2 "" H 8200 5500 50  0001 C CNN
+F 3 "~" H 8200 5500 50  0001 C CNN
+	1    8200 5500
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:D_Zener_Small_ALT D8
+U 1 1 5C2DA819
+P 7700 5700
+F 0 "D8" H 7700 5600 50  0000 L CNN
+F 1 "8V2" H 7650 5800 50  0000 L CNN
+F 2 "" V 7700 5700 50  0001 C CNN
+F 3 "~" V 7700 5700 50  0001 C CNN
+	1    7700 5700
+	-1   0    0    1   
+$EndComp
+Connection ~ 8400 5700
+Wire Wire Line
+	8200 5400 8200 5300
+Wire Wire Line
+	8200 5300 8400 5300
+Connection ~ 8400 5300
+Wire Wire Line
+	8200 5600 8200 5700
+Wire Wire Line
+	8200 5700 8400 5700
+$Comp
+L Device:R_Small R14
+U 1 1 5C2DA825
+P 8000 5700
+F 0 "R14" V 7900 5650 50  0000 C CNN
+F 1 "0" V 8100 5700 50  0000 C CNN
+F 2 "" H 8000 5700 50  0001 C CNN
+F 3 "~" H 8000 5700 50  0001 C CNN
+	1    8000 5700
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	8800 5900 8800 6000
+Wire Wire Line
+	8800 6000 9050 6000
+Text Label 9050 6000 2    50   ~ 0
+Q3
+Wire Wire Line
+	8200 5700 8100 5700
+Connection ~ 8200 5700
+Wire Wire Line
+	7900 5700 7800 5700
+Wire Wire Line
+	7400 5700 7600 5700
+Text Label 7400 5700 0    50   ~ 0
+CH3
+Wire Wire Line
+	4200 4550 3800 4550
+Wire Wire Line
+	4200 4650 3800 4650
+Wire Wire Line
+	4200 4750 3800 4750
+Wire Wire Line
+	4200 4950 3800 4950
+Wire Wire Line
+	4200 5050 3800 5050
+Text Label 4200 4550 2    50   ~ 0
+LOAD
+Text Label 4200 4650 2    50   ~ 0
+CH0
+Text Label 4200 4750 2    50   ~ 0
+CH1
+Text Label 4200 4950 2    50   ~ 0
+CH2
+Text Label 4200 5050 2    50   ~ 0
+CH3
+$Comp
+L Device:Crystal_GND24_Small Y1
+U 1 1 5C30EB37
+P 2250 5200
+F 0 "Y1" V 2050 5050 50  0000 L CNN
+F 1 "8MHz" V 2050 5250 50  0000 L CNN
+F 2 "" H 2250 5200 50  0001 C CNN
+F 3 "~" H 2250 5200 50  0001 C CNN
+	1    2250 5200
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:C_Small C10
+U 1 1 5C310CD7
+P 2250 5500
+F 0 "C10" H 2342 5546 50  0000 L CNN
+F 1 "12p" H 2342 5455 50  0000 L CNN
+F 2 "" H 2250 5500 50  0001 C CNN
+F 3 "~" H 2250 5500 50  0001 C CNN
+	1    2250 5500
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C_Small C9
+U 1 1 5C31388F
+P 1900 5500
+F 0 "C9" H 1700 5600 50  0000 L CNN
+F 1 "12p" H 1700 5400 50  0000 L CNN
+F 2 "" H 1900 5500 50  0001 C CNN
+F 3 "~" H 1900 5500 50  0001 C CNN
+	1    1900 5500
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR0112
+U 1 1 5C31422D
+P 2250 5800
+F 0 "#PWR0112" H 2250 5550 50  0001 C CNN
+F 1 "GND" H 2255 5627 50  0000 C CNN
+F 2 "" H 2250 5800 50  0001 C CNN
+F 3 "" H 2250 5800 50  0001 C CNN
+	1    2250 5800
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2250 5800 2250 5750
+Wire Wire Line
+	1900 5600 1900 5750
+Wire Wire Line
+	1900 5750 2050 5750
+Connection ~ 2250 5750
+Wire Wire Line
+	2250 5750 2250 5650
+Wire Wire Line
+	2250 5650 2500 5650
+Wire Wire Line
+	2500 5650 2500 5200
+Wire Wire Line
+	2375 5200 2500 5200
+Connection ~ 2250 5650
+Wire Wire Line
+	2250 5650 2250 5600
+Wire Wire Line
+	2050 5200 2050 5750
+Wire Wire Line
+	2050 5200 2125 5200
+Connection ~ 2050 5750
+Wire Wire Line
+	2050 5750 2250 5750
+Wire Wire Line
+	2250 5100 2800 5100
+Wire Wire Line
+	2800 5100 2800 5150
+Wire Wire Line
+	2250 5300 2800 5300
+Wire Wire Line
+	2800 5300 2800 5250
+Wire Wire Line
+	2250 5300 2250 5400
+Connection ~ 2250 5300
+Wire Wire Line
+	2250 5100 1900 5100
+Wire Wire Line
+	1900 5100 1900 5400
+Connection ~ 2250 5100
+$Comp
+L Device:R_Small R5
+U 1 1 5C36FD60
+P 2600 4350
+F 0 "R5" V 2500 4250 50  0000 C CNN
+F 1 "0" V 2500 4450 50  0000 C CNN
+F 2 "" H 2600 4350 50  0001 C CNN
+F 3 "~" H 2600 4350 50  0001 C CNN
+	1    2600 4350
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	2700 4350 2800 4350
+$Comp
+L power:+3.3V #PWR0113
+U 1 1 5C3785CA
+P 2400 4350
+F 0 "#PWR0113" H 2400 4200 50  0001 C CNN
+F 1 "+3.3V" V 2415 4478 50  0000 L CNN
+F 2 "" H 2400 4350 50  0001 C CNN
+F 3 "" H 2400 4350 50  0001 C CNN
+	1    2400 4350
+	0    -1   -1   0   
+$EndComp
+Wire Wire Line
+	2400 4350 2500 4350
+$Comp
+L power:GND #PWR0114
+U 1 1 5C38237A
+P 2400 4550
+F 0 "#PWR0114" H 2400 4300 50  0001 C CNN
+F 1 "GND" V 2405 4422 50  0000 R CNN
+F 2 "" H 2400 4550 50  0001 C CNN
+F 3 "" H 2400 4550 50  0001 C CNN
+	1    2400 4550
+	0    1    1    0   
+$EndComp
+$Comp
+L Device:R_Small R8
+U 1 1 5C382D39
+P 2600 4550
+F 0 "R8" V 2500 4450 50  0000 C CNN
+F 1 "0" V 2500 4650 50  0000 C CNN
+F 2 "" H 2600 4550 50  0001 C CNN
+F 3 "~" H 2600 4550 50  0001 C CNN
+	1    2600 4550
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	2400 4550 2500 4550
+Wire Wire Line
+	2700 4550 2800 4550
+Wire Wire Line
+	4200 5350 3800 5350
+Wire Wire Line
+	4200 5450 3800 5450
+Text Label 4200 5350 2    50   ~ 0
+SWDIO
+Text Label 4200 5450 2    50   ~ 0
+SWCLK
+$Comp
+L Connector_Generic:Conn_01x04 J5
+U 1 1 5C3B6CB2
+P 4700 4100
+F 0 "J5" H 4620 4417 50  0000 C CNN
+F 1 "SWD" H 4620 4326 50  0000 C CNN
+F 2 "" H 4700 4100 50  0001 C CNN
+F 3 "~" H 4700 4100 50  0001 C CNN
+	1    4700 4100
+	-1   0    0    -1  
+$EndComp
+$Comp
+L power:+3.3V #PWR0115
+U 1 1 5C3BBC57
+P 5250 4000
+F 0 "#PWR0115" H 5250 3850 50  0001 C CNN
+F 1 "+3.3V" V 5265 4128 50  0000 L CNN
+F 2 "" H 5250 4000 50  0001 C CNN
+F 3 "" H 5250 4000 50  0001 C CNN
+	1    5250 4000
+	0    1    1    0   
+$EndComp
+$Comp
+L power:GND #PWR0116
+U 1 1 5C3D62AF
+P 5250 4200
+F 0 "#PWR0116" H 5250 3950 50  0001 C CNN
+F 1 "GND" V 5255 4072 50  0000 R CNN
+F 2 "" H 5250 4200 50  0001 C CNN
+F 3 "" H 5250 4200 50  0001 C CNN
+	1    5250 4200
+	0    -1   -1   0   
+$EndComp
+Wire Wire Line
+	5250 4200 4900 4200
+Wire Wire Line
+	4900 4000 5250 4000
+Text Label 5200 4300 2    50   ~ 0
+SWDIO
+Text Label 5200 4100 2    50   ~ 0
+SWCLK
+Wire Wire Line
+	5200 4100 4900 4100
+Wire Wire Line
+	4900 4300 5200 4300
+Wire Wire Line
+	2950 2100 2700 2100
+Wire Wire Line
+	2950 1700 2700 1700
+Wire Wire Line
+	2950 2500 2700 2500
+Wire Wire Line
+	2950 2900 2700 2900
+Text Label 2950 2100 2    50   ~ 0
+Q0
+Text Label 2950 2900 2    50   ~ 0
+Q1
+Text Label 2950 1700 2    50   ~ 0
+Q2
+Text Label 2950 2500 2    50   ~ 0
+Q3
+Text Notes 6550 3850 0    50   ~ 0
+Pull drivers
+Text Notes 8200 3850 0    50   ~ 0
+Push drivers
+Text Notes 4550 5050 0    50   ~ 0
+Comms load
+$EndSCHEMATC