path: root/hardware/mpu/mpu.sch

EESchema Schematic File Version 2  date Mi 19 Jun 2013 01:42:05 CEST
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:special
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:mur-sat
LIBS:mpu-cache
EELAYER 25  0
EELAYER END
$Descr A4 11700 8267
encoding utf-8
Sheet 1 1
Title "MPU"
Date "18 jun 2013"
Rev "1"
Comp "mur.sat - A Space Art Project"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
	5200 3600 5200 3550
Connection ~ 3000 6250
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	2700 7350 2700 7300
Connection ~ 2100 6250
Wire Wire Line
	2050 6250 3050 6250
Wire Wire Line
	4600 6250 6450 6250
Wire Wire Line
	4600 6750 4700 6750
Wire Wire Line
	5200 6550 5100 6550
Wire Wire Line
	5750 6550 5700 6550
Wire Wire Line
	5750 6750 5700 6750
Wire Wire Line
	5200 6750 5100 6750
Wire Wire Line
	5200 6950 5100 6950
Connection ~ 6300 6250
Wire Wire Line
	2350 6750 2350 6700
Wire Wire Line
	6300 6800 6300 6750
Wire Wire Line
	3950 7300 3950 7250
Wire Wire Line
	3000 6600 3000 6550
Wire Wire Line
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Wire Wire Line
	6300 6250 6300 6350
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	1800 2950 1800 3000
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	2100 2550 2100 2500
Wire Wire Line
	8000 1450 8000 1500
Connection ~ 4850 5150
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	4250 2400 4300 2400
Wire Wire Line
	4300 2400 4300 2450
Wire Wire Line
	3800 2400 3800 2350
Connection ~ 1650 5400
Wire Wire Line
	1700 5300 1650 5300
Wire Wire Line
	1650 5300 1650 5450
Wire Wire Line
	9950 5450 9950 5500
Wire Wire Line
	9950 5500 9900 5500
Wire Wire Line
	9100 6400 9050 6400
Wire Wire Line
	9050 6400 9050 6450
Wire Wire Line
	9950 6450 9950 6400
Wire Wire Line
	9900 2000 9950 2000
Wire Wire Line
	9950 2000 9950 1950
Wire Wire Line
	9900 2900 9950 2900
Wire Wire Line
	9950 2900 9950 2950
Wire Wire Line
	9100 3800 9050 3800
Wire Wire Line
	9050 3800 9050 3750
Wire Wire Line
	9900 4700 9950 4700
Wire Wire Line
	9950 4700 9950 4750
Wire Wire Line
	10000 4000 9900 4000
Wire Wire Line
	10000 4200 9900 4200
Wire Wire Line
	10000 4400 9900 4400
Wire Wire Line
	10000 4600 9900 4600
Wire Wire Line
	9100 4500 9000 4500
Wire Wire Line
	9100 4300 9000 4300
Wire Wire Line
	9100 4100 9000 4100
Wire Wire Line
	9000 4000 9100 4000
Wire Wire Line
	9000 2800 9100 2800
Wire Wire Line
	9000 2600 9100 2600
Wire Wire Line
	9000 2400 9100 2400
Wire Wire Line
	9000 2200 9100 2200
Wire Wire Line
	10000 2800 9900 2800
Wire Wire Line
	10000 2600 9900 2600
Wire Wire Line
	10000 2400 9900 2400
Wire Wire Line
	9900 2200 10000 2200
Wire Wire Line
	10000 2100 9900 2100
Wire Wire Line
	10000 5700 9900 5700
Wire Wire Line
	10000 6000 9900 6000
Wire Wire Line
	10000 6200 9900 6200
Wire Wire Line
	9100 6300 9000 6300
Wire Wire Line
	9100 6100 9000 6100
Wire Wire Line
	9100 5900 9000 5900
Wire Wire Line
	9100 5700 9000 5700
Wire Wire Line
	5150 3300 5250 3300
Wire Wire Line
	5150 3100 5250 3100
Wire Wire Line
	5150 2900 5250 2900
Wire Wire Line
	5250 2800 5150 2800
Wire Wire Line
	5250 2600 5150 2600
Wire Wire Line
	5250 2400 5150 2400
Wire Wire Line
	5250 2200 5150 2200
Wire Wire Line
	5250 2000 5150 2000
Wire Wire Line
	5250 1800 5150 1800
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	8100 3950 8200 3950
Wire Wire Line
	8100 3750 8200 3750
Wire Wire Line
	8200 3300 8100 3300
Wire Wire Line
	8200 3100 8100 3100
Wire Wire Line
	8100 2700 8200 2700
Wire Wire Line
	8100 2500 8200 2500
Wire Wire Line
	8100 2300 8200 2300
Wire Wire Line
	8100 2100 8200 2100
Wire Wire Line
	8100 1900 8200 1900
Wire Wire Line
	2050 3450 2050 3500
Wire Wire Line
	2050 3500 2000 3500
Connection ~ 1950 1000
Wire Wire Line
	1950 950  1950 1050
Connection ~ 5950 1000
Connection ~ 6550 1000
Wire Wire Line
	4300 1600 4300 1500
Wire Wire Line
	4550 1150 4550 1100
Wire Wire Line
	4550 1100 4600 1100
Connection ~ 4000 1000
Wire Wire Line
	4600 1000 3350 1000
Wire Wire Line
	2850 1500 2850 1450
Connection ~ 2300 1000
Wire Wire Line
	1950 1000 2350 1000
Connection ~ 3600 1000
Wire Wire Line
	3600 1050 3600 1000
Connection ~ 3600 1500
Wire Wire Line
	3600 1500 3600 1450
Wire Wire Line
	1700 5150 1650 5150
Wire Wire Line
	1650 5400 1700 5400
Wire Wire Line
	2400 3550 2400 3500
Wire Wire Line
	3450 3950 3450 3500
Connection ~ 2400 4400
Wire Wire Line
	2400 4050 2400 4400
Wire Wire Line
	3150 4150 2850 4150
Wire Wire Line
	2850 4150 2850 4200
Connection ~ 3050 4150
Wire Wire Line
	3050 4050 3050 4250
Wire Wire Line
	3450 4550 3450 4350
Wire Wire Line
	3050 4800 3050 4750
Wire Wire Line
	3150 5800 3150 5750
Connection ~ 3450 5150
Wire Wire Line
	3650 5150 3050 5150
Wire Wire Line
	3150 5300 3150 5350
Wire Wire Line
	4600 3800 4500 3800
Connection ~ 5150 4400
Wire Wire Line
	5000 4400 5250 4400
Connection ~ 5150 3800
Wire Wire Line
	5000 3800 5250 3800
Wire Wire Line
	4250 5150 4300 5150
Wire Wire Line
	8200 3000 8100 3000
Wire Wire Line
	7100 1500 7100 1450
Wire Wire Line
	7700 1500 7700 1450
Connection ~ 6850 1000
Wire Wire Line
	6850 1450 6850 1000
Connection ~ 6650 1000
Wire Wire Line
	6650 1000 6650 1450
Connection ~ 7400 1000
Wire Wire Line
	7400 1050 7400 1000
Wire Wire Line
	7700 1000 7700 1050
Wire Wire Line
	6850 5550 6850 5500
Wire Wire Line
	6650 5550 6650 5500
Wire Wire Line
	6400 5550 6400 5500
Wire Wire Line
	6550 5550 6550 5500
Wire Wire Line
	6750 5550 6750 5500
Wire Wire Line
	7100 1050 7100 1000
Connection ~ 7100 1000
Wire Wire Line
	6750 1450 6750 1000
Connection ~ 6750 1000
Wire Wire Line
	5950 1000 5950 1050
Wire Wire Line
	7400 1500 7400 1450
Wire Wire Line
	8100 2900 8200 2900
Wire Wire Line
	5250 4650 5150 4650
Wire Wire Line
	4850 5900 4850 5850
Wire Wire Line
	4600 4400 4500 4400
Wire Wire Line
	2450 5300 2550 5300
Wire Wire Line
	2450 5150 2550 5150
Wire Wire Line
	3650 5300 3050 5300
Connection ~ 3150 5300
Wire Wire Line
	3450 5800 3450 5750
Wire Wire Line
	3450 5050 3450 5350
Wire Wire Line
	2850 4800 2850 4600
Wire Wire Line
	2550 4400 2350 4400
Wire Wire Line
	1800 4400 1850 4400
Wire Wire Line
	3050 3550 3050 3500
Wire Wire Line
	2450 5400 2500 5400
Wire Wire Line
	2500 5400 2500 5450
Wire Wire Line
	3350 1300 3400 1300
Wire Wire Line
	3400 1300 3400 1500
Wire Wire Line
	3400 1500 3800 1500
Wire Wire Line
	3800 1500 3800 1300
Wire Wire Line
	3800 1300 3850 1300
Wire Wire Line
	4000 1000 4000 1050
Wire Wire Line
	2300 1000 2300 1300
Wire Wire Line
	2300 1300 2350 1300
Wire Wire Line
	1950 1450 1950 1500
Wire Wire Line
	4000 1600 4000 1550
Wire Wire Line
	5400 1100 5450 1100
Wire Wire Line
	5450 1100 5450 1150
Wire Wire Line
	4300 1100 4300 1000
Connection ~ 4300 1000
Wire Wire Line
	6550 1000 6550 1450
Connection ~ 6300 1000
Wire Wire Line
	6300 950  6300 1450
Wire Wire Line
	2000 3700 2050 3700
Wire Wire Line
	2050 3700 2050 3750
Wire Wire Line
	8200 1800 8100 1800
Wire Wire Line
	8200 2000 8100 2000
Wire Wire Line
	8200 2200 8100 2200
Wire Wire Line
	8200 2400 8100 2400
Wire Wire Line
	8200 2600 8100 2600
Wire Wire Line
	8200 2800 8100 2800
Wire Wire Line
	8100 3200 8200 3200
Wire Wire Line
	8200 3650 8100 3650
Wire Wire Line
	8200 3850 8100 3850
Wire Wire Line
	8100 4050 8200 4050
Wire Wire Line
	8100 4350 8200 4350
Wire Wire Line
	8100 4550 8200 4550
Wire Wire Line
	8100 4750 8200 4750
Wire Wire Line
	8100 4950 8200 4950
Wire Wire Line
	8100 5150 8200 5150
Wire Wire Line
	5150 1900 5250 1900
Wire Wire Line
	5150 2100 5250 2100
Wire Wire Line
	5150 2300 5250 2300
Wire Wire Line
	5150 2500 5250 2500
Wire Wire Line
	5150 2700 5250 2700
Wire Wire Line
	5250 3000 5150 3000
Wire Wire Line
	5250 3200 5150 3200
Wire Wire Line
	9100 5600 9000 5600
Wire Wire Line
	9100 5800 9000 5800
Wire Wire Line
	9100 6000 9000 6000
Wire Wire Line
	9100 6200 9000 6200
Wire Wire Line
	9900 6300 10000 6300
Wire Wire Line
	9900 6100 10000 6100
Wire Wire Line
	9900 5900 10000 5900
Wire Wire Line
	9900 5800 10000 5800
Wire Wire Line
	9900 5600 10000 5600
Wire Wire Line
	9900 2300 10000 2300
Wire Wire Line
	9900 2500 10000 2500
Wire Wire Line
	9900 2700 10000 2700
Wire Wire Line
	9100 2100 9000 2100
Wire Wire Line
	9100 2300 9000 2300
Wire Wire Line
	9100 2500 9000 2500
Wire Wire Line
	9100 2700 9000 2700
Wire Wire Line
	9100 3900 9000 3900
Wire Wire Line
	9100 4200 9000 4200
Wire Wire Line
	9000 4400 9100 4400
Wire Wire Line
	9000 4600 9100 4600
Wire Wire Line
	9900 4500 10000 4500
Wire Wire Line
	9900 4300 10000 4300
Wire Wire Line
	9900 4100 10000 4100
Wire Wire Line
	9900 3900 10000 3900
Wire Wire Line
	9050 4750 9050 4700
Wire Wire Line
	9050 4700 9100 4700
Wire Wire Line
	9900 3800 9950 3800
Wire Wire Line
	9950 3800 9950 3750
Wire Wire Line
	9050 2950 9050 2900
Wire Wire Line
	9050 2900 9100 2900
Wire Wire Line
	9050 1950 9050 2000
Wire Wire Line
	9050 2000 9100 2000
Wire Wire Line
	9950 6400 9900 6400
Wire Wire Line
	9050 5450 9050 5500
Wire Wire Line
	9050 5500 9100 5500
Wire Wire Line
	5250 3600 5200 3600
Wire Wire Line
	3750 2600 3800 2600
Wire Wire Line
	3800 2600 3800 2650
Wire Wire Line
	3850 2400 3750 2400
Connection ~ 3800 2400
Wire Wire Line
	4300 4900 4250 4900
Wire Wire Line
	9250 900  9250 950 
Wire Wire Line
	9250 950  9300 950 
Wire Wire Line
	9200 1150 9300 1150
Wire Wire Line
	9250 1400 9250 1350
Wire Wire Line
	9250 1350 9300 1350
Wire Wire Line
	4850 5150 4850 5250
Wire Wire Line
	5400 1000 8000 1000
Wire Wire Line
	8000 1000 8000 1050
Connection ~ 7700 1000
Wire Wire Line
	2100 2950 2100 3000
Wire Wire Line
	2100 2000 2100 1950
Wire Wire Line
	2500 2000 2500 1950
Wire Wire Line
	2500 3000 2500 2950
Wire Wire Line
	2500 2550 2500 2500
Wire Wire Line
	3750 7300 3750 7250
Wire Wire Line
	3000 7550 3000 7500
Wire Wire Line
	7000 6450 6950 6450
Wire Wire Line
	6950 6450 6950 6500
Wire Wire Line
	2050 6450 2100 6450
Wire Wire Line
	2100 6450 2100 6500
Wire Wire Line
	7000 6250 6850 6250
Wire Wire Line
	5750 6950 5700 6950
Wire Wire Line
	3000 6950 3050 6950
Wire Wire Line
	4700 6550 4600 6550
Wire Wire Line
	4700 6950 4600 6950
Wire Wire Line
	2100 6250 2100 6200
Wire Wire Line
	3050 6750 2700 6750
Wire Wire Line
	2700 6750 2700 6900
Wire Wire Line
	2350 6300 2350 6250
Connection ~ 2350 6250
$Comp
L GND #PWR01
U 1 1 51C0EE97
P 2700 7350
F 0 "#PWR01" H 2700 7350 30  0001 C CNN
F 1 "GND" H 2700 7280 30  0001 C CNN
	1    2700 7350
	1    0    0    -1  
$EndComp
$Comp
L C C16
U 1 1 51C0EE92
P 2700 7100
F 0 "C16" H 2750 7200 50  0000 L CNN
F 1 "100nF" H 2750 7000 50  0000 L CNN
	1    2700 7100
	-1   0    0    1   
$EndComp
$Comp
L +5V #PWR02
U 1 1 51C0EE2A
P 5750 6950
F 0 "#PWR02" H 5750 7040 20  0001 C CNN
F 1 "+5V" H 5750 7040 30  0000 C CNN
	1    5750 6950
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR03
U 1 1 51C0EE28
P 5750 6750
F 0 "#PWR03" H 5750 6840 20  0001 C CNN
F 1 "+5V" H 5750 6840 30  0000 C CNN
	1    5750 6750
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR04
U 1 1 51C0EE22
P 5750 6550
F 0 "#PWR04" H 5750 6640 20  0001 C CNN
F 1 "+5V" H 5750 6640 30  0000 C CNN
	1    5750 6550
	0    1    1    0   
$EndComp
$Comp
L R R15
U 1 1 51C0EDE4
P 5450 6550
F 0 "R15" V 5530 6550 50  0000 C CNN
F 1 "330R" V 5450 6550 50  0000 C CNN
	1    5450 6550
	0    -1   -1   0   
$EndComp
$Comp
L LED D6
U 1 1 51C0EDE3
P 4900 6550
F 0 "D6" H 5000 6600 50  0000 C CNN
F 1 "ACPR" H 4750 6600 50  0000 C CNN
	1    4900 6550
	-1   0    0    1   
$EndComp
$Comp
L LED D7
U 1 1 51C0EDD6
P 4900 6750
F 0 "D7" H 5000 6800 50  0000 C CNN
F 1 "FAULT" H 4750 6800 50  0000 C CNN
	1    4900 6750
	-1   0    0    1   
$EndComp
$Comp
L R R16
U 1 1 51C0EDD5
P 5450 6750
F 0 "R16" V 5530 6750 50  0000 C CNN
F 1 "330R" V 5450 6750 50  0000 C CNN
	1    5450 6750
	0    -1   -1   0   
$EndComp
$Comp
L LTC4053 U2
U 1 1 51C0ED37
P 3850 6650
F 0 "U2" H 3850 6800 60  0000 C CNN
F 1 "LTC4053" H 3850 6700 60  0000 C CNN
	1    3850 6650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR05
U 1 1 51BE0A30
P 2100 6500
F 0 "#PWR05" H 2100 6500 30  0001 C CNN
F 1 "GND" H 2100 6430 30  0001 C CNN
	1    2100 6500
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P8
U 1 1 51BE0A20
P 1700 6350
F 0 "P8" V 1650 6350 40  0000 C CNN
F 1 "USB_PWR" V 1750 6350 40  0000 C CNN
	1    1700 6350
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR06
U 1 1 51BE09FE
P 2350 6750
F 0 "#PWR06" H 2350 6750 30  0001 C CNN
F 1 "GND" H 2350 6680 30  0001 C CNN
	1    2350 6750
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR07
U 1 1 51BE09FA
P 3000 6600
F 0 "#PWR07" H 3000 6600 30  0001 C CNN
F 1 "GND" H 3000 6530 30  0001 C CNN
	1    3000 6600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR08
U 1 1 51BE09F9
P 3750 7300
F 0 "#PWR08" H 3750 7300 30  0001 C CNN
F 1 "GND" H 3750 7230 30  0001 C CNN
	1    3750 7300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR09
U 1 1 51BE09F3
P 3950 7300
F 0 "#PWR09" H 3950 7300 30  0001 C CNN
F 1 "GND" H 3950 7230 30  0001 C CNN
	1    3950 7300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR010
U 1 1 51BE09F1
P 3000 7550
F 0 "#PWR010" H 3000 7550 30  0001 C CNN
F 1 "GND" H 3000 7480 30  0001 C CNN
	1    3000 7550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR011
U 1 1 51BE09EF
P 6300 6800
F 0 "#PWR011" H 6300 6800 30  0001 C CNN
F 1 "GND" H 6300 6730 30  0001 C CNN
	1    6300 6800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR012
U 1 1 51BE09ED
P 6950 6500
F 0 "#PWR012" H 6950 6500 30  0001 C CNN
F 1 "GND" H 6950 6430 30  0001 C CNN
	1    6950 6500
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P9
U 1 1 51BE09BD
P 7350 6350
F 0 "P9" V 7300 6350 40  0000 C CNN
F 1 "BATT" V 7400 6350 40  0000 C CNN
	1    7350 6350
	1    0    0    -1  
$EndComp
$Comp
L DIODESCH D4
U 1 1 51BE0958
P 6650 6250
F 0 "D4" H 6650 6350 40  0000 C CNN
F 1 "CRS06" H 6650 6150 40  0000 C CNN
	1    6650 6250
	1    0    0    -1  
$EndComp
$Comp
L R R14
U 1 1 51BE0950
P 3000 7250
F 0 "R14" V 3080 7250 50  0000 C CNN
F 1 "1k5" V 3000 7250 50  0000 C CNN
	1    3000 7250
	1    0    0    -1  
$EndComp
$Comp
L CP1 C15
U 1 1 51BE094E
P 6300 6550
F 0 "C15" H 6350 6650 50  0000 L CNN
F 1 "4,7µF" H 6350 6450 50  0000 L CNN
	1    6300 6550
	1    0    0    -1  
$EndComp
$Comp
L CP1 C14
U 1 1 51BE0945
P 2350 6500
F 0 "C14" H 2400 6600 50  0000 L CNN
F 1 "4,7µF" H 2400 6400 50  0000 L CNN
	1    2350 6500
	1    0    0    -1  
$EndComp
$Comp
L R R13
U 1 1 51BE093D
P 5450 6950
F 0 "R13" V 5530 6950 50  0000 C CNN
F 1 "330R" V 5450 6950 50  0000 C CNN
	1    5450 6950
	0    -1   -1   0   
$EndComp
$Comp
L LED D5
U 1 1 51BE093B
P 4900 6950
F 0 "D5" H 5000 7000 50  0000 C CNN
F 1 "CHRG" H 4750 7000 50  0000 C CNN
	1    4900 6950
	-1   0    0    1   
$EndComp
$Comp
L +5V #PWR013
U 1 1 51BE08DD
P 2100 6200
F 0 "#PWR013" H 2100 6290 20  0001 C CNN
F 1 "+5V" H 2100 6290 30  0000 C CNN
	1    2100 6200
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR014
U 1 1 51BB16F3
P 1800 1950
F 0 "#PWR014" H 1800 2040 20  0001 C CNN
F 1 "+5V" H 1800 2040 30  0000 C CNN
	1    1800 1950
	1    0    0    -1  
$EndComp
$Comp
L LED D3
U 1 1 51BB16F2
P 1800 2750
F 0 "D3" H 1800 2850 50  0000 C CNN
F 1 "USB" H 1800 2650 50  0000 C CNN
	1    1800 2750
	0    1    1    0   
$EndComp
$Comp
L R R12
U 1 1 51BB16F1
P 1800 2250
F 0 "R12" V 1880 2250 50  0000 C CNN
F 1 "330R" V 1800 2250 50  0000 C CNN
	1    1800 2250
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR015
U 1 1 51BB16F0
P 1800 3000
F 0 "#PWR015" H 1800 3000 30  0001 C CNN
F 1 "GND" H 1800 2930 30  0001 C CNN
	1    1800 3000
	1    0    0    -1  
$EndComp
Text Label 2550 3000 0    60   ~ 0
PA8
$Comp
L LED D2
U 1 1 51BB1582
P 2500 2750
F 0 "D2" H 2500 2850 50  0000 C CNN
F 1 "LED" H 2500 2650 50  0000 C CNN
	1    2500 2750
	0    1    1    0   
$EndComp
$Comp
L R R11
U 1 1 51BB1581
P 2500 2250
F 0 "R11" V 2580 2250 50  0000 C CNN
F 1 "330R" V 2500 2250 50  0000 C CNN
	1    2500 2250
	-1   0    0    1   
$EndComp
$Comp
L VCC #PWR016
U 1 1 51BB157F
P 2500 1950
F 0 "#PWR016" H 2500 2050 30  0001 C CNN
F 1 "VCC" H 2500 2050 30  0000 C CNN
	1    2500 1950
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR017
U 1 1 51BB1560
P 2100 1950
F 0 "#PWR017" H 2100 2050 30  0001 C CNN
F 1 "VCC" H 2100 2050 30  0000 C CNN
	1    2100 1950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR018
U 1 1 51BB155D
P 2100 3000
F 0 "#PWR018" H 2100 3000 30  0001 C CNN
F 1 "GND" H 2100 2930 30  0001 C CNN
	1    2100 3000
	1    0    0    -1  
$EndComp
$Comp
L R R10
U 1 1 51BB1547
P 2100 2250
F 0 "R10" V 2180 2250 50  0000 C CNN
F 1 "330R" V 2100 2250 50  0000 C CNN
	1    2100 2250
	-1   0    0    1   
$EndComp
$Comp
L LED D1
U 1 1 51BB1545
P 2100 2750
F 0 "D1" H 2100 2850 50  0000 C CNN
F 1 "PWR" H 2100 2650 50  0000 C CNN
	1    2100 2750
	0    1    1    0   
$EndComp
Text Label 10000 2500 0    60   ~ 0
PD2
Text Label 10000 2600 0    60   ~ 0
USB_DISC
Text Label 10000 4600 0    60   ~ 0
PB15
Text Label 10000 4500 0    60   ~ 0
PB14
Text Label 10000 4400 0    60   ~ 0
PB13
Text Label 10000 4100 0    60   ~ 0
PB10
Text Label 10000 4000 0    60   ~ 0
PB9
Text Label 10000 3900 0    60   ~ 0
PB8
Text Label 10000 4300 0    60   ~ 0
PB12
Text Label 10000 4200 0    60   ~ 0
PB11
$Comp
L GND #PWR019
U 1 1 51BA5C2A
P 8000 1500
F 0 "#PWR019" H 8000 1500 30  0001 C CNN
F 1 "GND" H 8000 1430 30  0001 C CNN
	1    8000 1500
	1    0    0    -1  
$EndComp
$Comp
L C C13
U 1 1 51BA5C1F
P 8000 1250
F 0 "C13" H 8050 1350 50  0000 L CNN
F 1 "100nF" H 8050 1150 50  0000 L CNN
	1    8000 1250
	1    0    0    -1  
$EndComp
Text Label 5150 5150 2    60   ~ 0
RST
Text Label 10000 2300 0    60   ~ 0
RX
Text Label 8200 2800 0    60   ~ 0
RX
Text Label 10000 2200 0    60   ~ 0
TX
Text Label 8200 2700 0    60   ~ 0
TX
Text Label 9200 1050 2    60   ~ 0
RX
Text Label 9200 1150 2    60   ~ 0
TX
Text Label 9200 1250 2    60   ~ 0
RST
$Comp
L GND #PWR020
U 1 1 51B926DC
P 9250 1400
F 0 "#PWR020" H 9250 1400 30  0001 C CNN
F 1 "GND" H 9250 1330 30  0001 C CNN
	1    9250 1400
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR021
U 1 1 51B926BE
P 9250 900
F 0 "#PWR021" H 9250 1000 30  0001 C CNN
F 1 "VCC" H 9250 1000 30  0000 C CNN
	1    9250 900 
	1    0    0    -1  
$EndComp
$Comp
L CONN_5 P7
U 1 1 51B926B9
P 9700 1150
F 0 "P7" V 9650 1150 50  0000 C CNN
F 1 "IHU" V 9750 1150 50  0000 C CNN
	1    9700 1150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR022
U 1 1 51B7856D
P 4250 4900
F 0 "#PWR022" H 4250 4900 30  0001 C CNN
F 1 "GND" H 4250 4830 30  0001 C CNN
	1    4250 4900
	0    1    1    0   
$EndComp
$Comp
L R R5
U 1 1 51B7852E
P 4550 4900
F 0 "R5" V 4630 4900 50  0000 C CNN
F 1 "1k0" V 4550 4900 50  0000 C CNN
	1    4550 4900
	0    -1   -1   0   
$EndComp
Text Label 10000 2400 0    60   ~ 0
BOOT0
Text Label 8200 3100 0    60   ~ 0
USB_DISC
Text Label 5150 4900 2    60   ~ 0
BOOT0
$Comp
L GND #PWR023
U 1 1 51B77875
P 5950 1500
F 0 "#PWR023" H 5950 1500 30  0001 C CNN
F 1 "GND" H 5950 1430 30  0001 C CNN
	1    5950 1500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR024
U 1 1 51B7777C
P 4300 2450
F 0 "#PWR024" H 4300 2450 30  0001 C CNN
F 1 "GND" H 4300 2380 30  0001 C CNN
	1    4300 2450
	1    0    0    -1  
$EndComp
$Comp
L C C8
U 1 1 51B77770
P 4050 2400
F 0 "C8" H 4100 2500 50  0000 L CNN
F 1 "100nF" H 4100 2300 50  0000 L CNN
	1    4050 2400
	0    -1   -1   0   
$EndComp
$Comp
L C C6
U 1 1 51B77764
P 7700 1250
F 0 "C6" H 7750 1350 50  0000 L CNN
F 1 "100nF" H 7750 1150 50  0000 L CNN
	1    7700 1250
	1    0    0    -1  
$EndComp
$Comp
L C C5
U 1 1 51B77760
P 7400 1250
F 0 "C5" H 7450 1350 50  0000 L CNN
F 1 "100nF" H 7450 1150 50  0000 L CNN
	1    7400 1250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR025
U 1 1 51B776FF
P 3800 2650
F 0 "#PWR025" H 3800 2650 30  0001 C CNN
F 1 "GND" H 3800 2580 30  0001 C CNN
	1    3800 2650
	1    0    0    -1  
$EndComp
$Comp
L +BATT #PWR026
U 1 1 51B776F9
P 3800 2350
F 0 "#PWR026" H 3800 2300 20  0001 C CNN
F 1 "+BATT" H 3800 2450 30  0000 C CNN
	1    3800 2350
	1    0    0    -1  
$EndComp
$Comp
L +BATT #PWR027
U 1 1 51B776F0
P 5200 3550
F 0 "#PWR027" H 5200 3500 20  0001 C CNN
F 1 "+BATT" H 5200 3650 30  0000 C CNN
	1    5200 3550
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P4
U 1 1 51B776CC
P 3400 2500
F 0 "P4" V 3350 2500 40  0000 C CNN
F 1 "BATT" V 3450 2500 40  0000 C CNN
	1    3400 2500
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR028
U 1 1 51B76603
P 1650 5450
F 0 "#PWR028" H 1650 5450 30  0001 C CNN
F 1 "GND" H 1650 5380 30  0001 C CNN
	1    1650 5450
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR029
U 1 1 51B761A5
P 9050 6450
F 0 "#PWR029" H 9050 6450 30  0001 C CNN
F 1 "GND" H 9050 6380 30  0001 C CNN
	1    9050 6450
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR030
U 1 1 51B761A3
P 9950 6450
F 0 "#PWR030" H 9950 6450 30  0001 C CNN
F 1 "GND" H 9950 6380 30  0001 C CNN
	1    9950 6450
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR031
U 1 1 51B7619B
P 9950 4750
F 0 "#PWR031" H 9950 4750 30  0001 C CNN
F 1 "GND" H 9950 4680 30  0001 C CNN
	1    9950 4750
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR032
U 1 1 51B76199
P 9050 4750
F 0 "#PWR032" H 9050 4750 30  0001 C CNN
F 1 "GND" H 9050 4680 30  0001 C CNN
	1    9050 4750
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR033
U 1 1 51B76195
P 9050 2950
F 0 "#PWR033" H 9050 2950 30  0001 C CNN
F 1 "GND" H 9050 2880 30  0001 C CNN
	1    9050 2950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR034
U 1 1 51B76190
P 9950 2950
F 0 "#PWR034" H 9950 2950 30  0001 C CNN
F 1 "GND" H 9950 2880 30  0001 C CNN
	1    9950 2950
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR035
U 1 1 51B76188
P 9950 3750
F 0 "#PWR035" H 9950 3850 30  0001 C CNN
F 1 "VCC" H 9950 3850 30  0000 C CNN
	1    9950 3750
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR036
U 1 1 51B76186
P 9050 3750
F 0 "#PWR036" H 9050 3850 30  0001 C CNN
F 1 "VCC" H 9050 3850 30  0000 C CNN
	1    9050 3750
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR037
U 1 1 51B76181
P 9950 1950
F 0 "#PWR037" H 9950 2050 30  0001 C CNN
F 1 "VCC" H 9950 2050 30  0000 C CNN
	1    9950 1950
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR038
U 1 1 51B7617C
P 9050 1950
F 0 "#PWR038" H 9050 2050 30  0001 C CNN
F 1 "VCC" H 9050 2050 30  0000 C CNN
	1    9050 1950
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR039
U 1 1 51B76179
P 9950 5450
F 0 "#PWR039" H 9950 5550 30  0001 C CNN
F 1 "VCC" H 9950 5550 30  0000 C CNN
	1    9950 5450
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR040
U 1 1 51B76175
P 9050 5450
F 0 "#PWR040" H 9050 5550 30  0001 C CNN
F 1 "VCC" H 9050 5550 30  0000 C CNN
	1    9050 5450
	1    0    0    -1  
$EndComp
Text Label 10000 6000 0    60   ~ 0
PC12
Text Label 10000 6100 0    60   ~ 0
PC13
Text Label 10000 6200 0    60   ~ 0
PC14
Text Label 10000 6300 0    60   ~ 0
PC15
Text Label 10000 5900 0    60   ~ 0
PC11
Text Label 10000 5800 0    60   ~ 0
PC10
Text Label 10000 5700 0    60   ~ 0
PC9
Text Label 10000 5600 0    60   ~ 0
PC8
Text Label 9000 5600 2    60   ~ 0
PC0
Text Label 9000 5700 2    60   ~ 0
PC1
Text Label 9000 5800 2    60   ~ 0
PC2
Text Label 9000 5900 2    60   ~ 0
PC3
Text Label 9000 6300 2    60   ~ 0
PC7
Text Label 9000 6200 2    60   ~ 0
PC6
Text Label 9000 6100 2    60   ~ 0
PC5
Text Label 9000 6000 2    60   ~ 0
PC4
Text Label 9000 4300 2    60   ~ 0
PB4
Text Label 9000 4400 2    60   ~ 0
PB5
Text Label 9000 4500 2    60   ~ 0
PB6
Text Label 9000 4600 2    60   ~ 0
PB7
Text Label 9000 4200 2    60   ~ 0
PB3
Text Label 9000 4100 2    60   ~ 0
PB2
Text Label 9000 4000 2    60   ~ 0
PB1
Text Label 9000 3900 2    60   ~ 0
PB0
Text Label 9000 2100 2    60   ~ 0
PA0
Text Label 9000 2200 2    60   ~ 0
PA1
Text Label 9000 2300 2    60   ~ 0
PA2
Text Label 9000 2400 2    60   ~ 0
PA3
Text Label 9000 2800 2    60   ~ 0
PA7
Text Label 9000 2700 2    60   ~ 0
PA6
Text Label 9000 2600 2    60   ~ 0
PA5
Text Label 9000 2500 2    60   ~ 0
PA4
Text Label 10000 2100 0    60   ~ 0
PA8
Text Label 10000 2700 0    60   ~ 0
PA14
Text Label 10000 2800 0    60   ~ 0
PA15
Text Label 5150 2600 2    60   ~ 0
PC8
Text Label 5150 2700 2    60   ~ 0
PC9
Text Label 5150 2800 2    60   ~ 0
PC10
Text Label 5150 2900 2    60   ~ 0
PC11
Text Label 5150 3300 2    60   ~ 0
PC15
Text Label 5150 3200 2    60   ~ 0
PC14
Text Label 5150 3100 2    60   ~ 0
PC13
Text Label 5150 3000 2    60   ~ 0
PC12
Text Label 5150 2200 2    60   ~ 0
PC4
Text Label 5150 2300 2    60   ~ 0
PC5
Text Label 5150 2400 2    60   ~ 0
PC6
Text Label 5150 2500 2    60   ~ 0
PC7
Text Label 5150 2100 2    60   ~ 0
PC3
Text Label 5150 2000 2    60   ~ 0
PC2
Text Label 5150 1900 2    60   ~ 0
PC1
Text Label 5150 1800 2    60   ~ 0
PC0
Text Label 8200 4750 0    60   ~ 0
PB11
Text Label 8200 4850 0    60   ~ 0
PB12
Text Label 8200 3650 0    60   ~ 0
PB0
Text Label 8200 3750 0    60   ~ 0
PB1
Text Label 8200 3850 0    60   ~ 0
PB2
Text Label 8200 3950 0    60   ~ 0
PB3
Text Label 8200 4350 0    60   ~ 0
PB7
Text Label 8200 4250 0    60   ~ 0
PB6
Text Label 8200 4150 0    60   ~ 0
PB5
Text Label 8200 4050 0    60   ~ 0
PB4
Text Label 8200 4450 0    60   ~ 0
PB8
Text Label 8200 4550 0    60   ~ 0
PB9
Text Label 8200 4650 0    60   ~ 0
PB10
Text Label 8200 4950 0    60   ~ 0
PB13
Text Label 8200 5050 0    60   ~ 0
PB14
Text Label 8200 5150 0    60   ~ 0
PB15
Text Label 8200 3300 0    60   ~ 0
PA15
Text Label 8200 3200 0    60   ~ 0
PA14
Text Label 8200 2600 0    60   ~ 0
PA8
Text Label 8200 2200 0    60   ~ 0
PA4
Text Label 8200 2300 0    60   ~ 0
PA5
Text Label 8200 2400 0    60   ~ 0
PA6
Text Label 8200 2500 0    60   ~ 0
PA7
Text Label 8200 2100 0    60   ~ 0
PA3
Text Label 8200 2000 0    60   ~ 0
PA2
Text Label 8200 1900 0    60   ~ 0
PA1
Text Label 8200 1800 0    60   ~ 0
PA0
$Comp
L GND #PWR041
U 1 1 51B75E66
P 2050 3750
F 0 "#PWR041" H 2050 3750 30  0001 C CNN
F 1 "GND" H 2050 3680 30  0001 C CNN
	1    2050 3750
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR042
U 1 1 51B75E5A
P 2050 3450
F 0 "#PWR042" H 2050 3540 20  0001 C CNN
F 1 "+5V" H 2050 3540 30  0000 C CNN
	1    2050 3450
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P5
U 1 1 51B75E54
P 1650 3600
F 0 "P5" V 1600 3600 40  0000 C CNN
F 1 "USB_PWR" V 1700 3600 40  0000 C CNN
	1    1650 3600
	-1   0    0    -1  
$EndComp
$Comp
L +5V #PWR043
U 1 1 51B75DA4
P 1950 950
F 0 "#PWR043" H 1950 1040 20  0001 C CNN
F 1 "+5V" H 1950 1040 30  0000 C CNN
	1    1950 950 
	1    0    0    -1  
$EndComp
$Comp
L CONN_10X2 P6
U 1 1 51B75443
P 9500 4250
F 0 "P6" H 9500 4800 60  0000 C CNN
F 1 "PB" V 9500 4250 50  0000 C CNN
	1    9500 4250
	1    0    0    -1  
$EndComp
$Comp
L CONN_10X2 P2
U 1 1 51B7543F
P 9500 2450
F 0 "P2" H 9500 3000 60  0000 C CNN
F 1 "PA+" V 9500 2450 50  0000 C CNN
	1    9500 2450
	1    0    0    -1  
$EndComp
$Comp
L CONN_10X2 P3
U 1 1 51B75430
P 9500 5950
F 0 "P3" H 9500 6500 60  0000 C CNN
F 1 "PC" V 9500 5950 50  0000 C CNN
	1    9500 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR044
U 1 1 51B75346
P 6400 5550
F 0 "#PWR044" H 6400 5550 30  0001 C CNN
F 1 "GND" H 6400 5480 30  0001 C CNN
	1    6400 5550
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR045
U 1 1 51B75338
P 6300 950
F 0 "#PWR045" H 6300 1050 30  0001 C CNN
F 1 "VCC" H 6300 1050 30  0000 C CNN
	1    6300 950 
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR046
U 1 1 51B752F4
P 5450 1150
F 0 "#PWR046" H 5450 1150 30  0001 C CNN
F 1 "GND" H 5450 1080 30  0001 C CNN
	1    5450 1150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR047
U 1 1 51B752F1
P 4550 1150
F 0 "#PWR047" H 4550 1150 30  0001 C CNN
F 1 "GND" H 4550 1080 30  0001 C CNN
	1    4550 1150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR048
U 1 1 51B752E8
P 4300 1600
F 0 "#PWR048" H 4300 1600 30  0001 C CNN
F 1 "GND" H 4300 1530 30  0001 C CNN
	1    4300 1600
	1    0    0    -1  
$EndComp
$Comp
L CONN_2X2 P1
U 1 1 51B752D5
P 5000 1050
F 0 "P1" H 5000 1200 50  0000 C CNN
F 1 "INT_PWR" H 5010 920 40  0000 C CNN
	1    5000 1050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR049
U 1 1 51B752B9
P 1950 1500
F 0 "#PWR049" H 1950 1500 30  0001 C CNN
F 1 "GND" H 1950 1430 30  0001 C CNN
	1    1950 1500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR050
U 1 1 51B752B1
P 4000 1600
F 0 "#PWR050" H 4000 1600 30  0001 C CNN
F 1 "GND" H 4000 1530 30  0001 C CNN
	1    4000 1600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR051
U 1 1 51B752AE
P 2850 1500
F 0 "#PWR051" H 2850 1500 30  0001 C CNN
F 1 "GND" H 2850 1430 30  0001 C CNN
	1    2850 1500
	1    0    0    -1  
$EndComp
$Comp
L LTC1844 U1
U 1 1 51B7527F
P 2850 1150
F 0 "U1" H 2850 1400 60  0000 C CNN
F 1 "LTC1844" H 2850 1200 60  0000 C CNN
	1    2850 1150
	1    0    0    -1  
$EndComp
$Comp
L POT RV1
U 1 1 51B7526E
P 4000 1300
F 0 "RV1" H 4000 1200 50  0000 C CNN
F 1 "1M0" H 4000 1300 50  0000 C CNN
	1    4000 1300
	0    -1   -1   0   
$EndComp
$Comp
L C C2
U 1 1 51B75266
P 3600 1250
F 0 "C2" H 3600 1350 50  0000 L CNN
F 1 "1nF" H 3600 1150 50  0000 L CNN
	1    3600 1250
	1    0    0    -1  
$EndComp
$Comp
L CP1 C7
U 1 1 51B75262
P 4300 1300
F 0 "C7" H 4350 1400 50  0000 L CNN
F 1 "1µF" H 4350 1200 50  0000 L CNN
	1    4300 1300
	1    0    0    -1  
$EndComp
$Comp
L CP1 C1
U 1 1 51B7525E
P 1950 1250
F 0 "C1" H 2000 1350 50  0000 L CNN
F 1 "1µF" H 2000 1150 50  0000 L CNN
	1    1950 1250
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR052
U 1 1 51B66C94
P 1650 5150
F 0 "#PWR052" H 1650 5240 20  0001 C CNN
F 1 "+5V" H 1650 5240 30  0000 C CNN
	1    1650 5150
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR053
U 1 1 51B66C8B
P 2500 5450
F 0 "#PWR053" H 2500 5450 30  0001 C CNN
F 1 "GND" H 2500 5380 30  0001 C CNN
	1    2500 5450
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR054
U 1 1 51B66C4E
P 3050 3500
F 0 "#PWR054" H 3050 3590 20  0001 C CNN
F 1 "+5V" H 3050 3590 30  0000 C CNN
	1    3050 3500
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR055
U 1 1 51B66C41
P 2400 3500
F 0 "#PWR055" H 2400 3600 30  0001 C CNN
F 1 "VCC" H 2400 3600 30  0000 C CNN
	1    2400 3500
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR056
U 1 1 51B66C3D
P 3450 3500
F 0 "#PWR056" H 3450 3600 30  0001 C CNN
F 1 "VCC" H 3450 3600 30  0000 C CNN
	1    3450 3500
	1    0    0    -1  
$EndComp
Text Label 1800 4400 2    60   ~ 0
USB_DISC
$Comp
L GND #PWR057
U 1 1 51B66BED
P 3050 4800
F 0 "#PWR057" H 3050 4800 30  0001 C CNN
F 1 "GND" H 3050 4730 30  0001 C CNN
	1    3050 4800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR058
U 1 1 51B66BEC
P 2850 4800
F 0 "#PWR058" H 2850 4800 30  0001 C CNN
F 1 "GND" H 2850 4730 30  0001 C CNN
	1    2850 4800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR059
U 1 1 51B66B9A
P 3150 5800
F 0 "#PWR059" H 3150 5800 30  0001 C CNN
F 1 "GND" H 3150 5730 30  0001 C CNN
	1    3150 5800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR060
U 1 1 51B66B97
P 3450 5800
F 0 "#PWR060" H 3450 5800 30  0001 C CNN
F 1 "GND" H 3450 5730 30  0001 C CNN
	1    3450 5800
	1    0    0    -1  
$EndComp
$Comp
L C C12
U 1 1 51B66B6B
P 3450 5550
F 0 "C12" H 3500 5650 50  0000 L CNN
F 1 "33pF" H 3500 5450 50  0000 L CNN
	1    3450 5550
	1    0    0    -1  
$EndComp
$Comp
L C C11
U 1 1 51B66B63
P 3150 5550
F 0 "C11" H 3200 5650 50  0000 L CNN
F 1 "33pF" H 3200 5450 50  0000 L CNN
	1    3150 5550
	1    0    0    -1  
$EndComp
$Comp
L R R9
U 1 1 51B66B53
P 2800 5300
F 0 "R9" V 2880 5300 50  0000 C CNN
F 1 "22R" V 2800 5300 50  0000 C CNN
	1    2800 5300
	0    -1   -1   0   
$EndComp
$Comp
L R R8
U 1 1 51B66B45
P 2800 5150
F 0 "R8" V 2880 5150 50  0000 C CNN
F 1 "22R" V 2800 5150 50  0000 C CNN
	1    2800 5150
	0    -1   -1   0   
$EndComp
$Comp
L R R7
U 1 1 51B66AFA
P 3450 4800
F 0 "R7" V 3530 4800 50  0000 C CNN
F 1 "1k5" V 3450 4800 50  0000 C CNN
	1    3450 4800
	1    0    0    -1  
$EndComp
$Comp
L R R4
U 1 1 51B66AF7
P 3050 4500
F 0 "R4" V 3130 4500 50  0000 C CNN
F 1 "36k" V 3050 4500 50  0000 C CNN
	1    3050 4500
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 51B66AF4
P 3050 3800
F 0 "R2" V 3130 3800 50  0000 C CNN
F 1 "10k" V 3050 3800 50  0000 C CNN
	1    3050 3800
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 51B66AEF
P 2400 3800
F 0 "R1" V 2480 3800 50  0000 C CNN
F 1 "47k" V 2400 3800 50  0000 C CNN
	1    2400 3800
	1    0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 51B66AEB
P 2100 4400
F 0 "R3" V 2180 4400 50  0000 C CNN
F 1 "1k0" V 2100 4400 50  0000 C CNN
	1    2100 4400
	0    -1   -1   0   
$EndComp
Text Label 3650 5150 0    60   ~ 0
USB_DP
Text Label 3650 5300 0    60   ~ 0
USB_DM
$Comp
L USB J1
U 1 1 51B66A14
P 2100 4950
F 0 "J1" H 2350 5100 60  0000 C CNN
F 1 "USB" V 1850 5100 60  0000 C CNN
	1    2100 4950
	1    0    0    -1  
$EndComp
$Comp
L BC817-40 Q1
U 1 1 51B66A08
P 3350 4150
F 0 "Q1" H 3350 4001 40  0000 R CNN
F 1 "BC817-40" V 3600 4300 40  0000 R CNN
	1    3350 4150
	1    0    0    -1  
$EndComp
$Comp
L BC817-40 Q2
U 1 1 51B66A03
P 2750 4400
F 0 "Q2" H 2750 4251 40  0000 R CNN
F 1 "BC817-40" H 2750 4550 40  0000 R CNN
	1    2750 4400
	1    0    0    -1  
$EndComp
$Comp
L C C10
U 1 1 51B66965
P 4800 4400
F 0 "C10" V 4700 4500 50  0000 L CNN
F 1 "22pF" V 4700 4150 50  0000 L CNN
	1    4800 4400
	0    1    1    0   
$EndComp
$Comp
L GND #PWR061
U 1 1 51B66964
P 4500 4400
F 0 "#PWR061" H 4500 4400 30  0001 C CNN
F 1 "GND" H 4500 4330 30  0001 C CNN
	1    4500 4400
	0    1    1    0   
$EndComp
Text Label 8200 3000 0    60   ~ 0
USB_DP
Text Label 8200 2900 0    60   ~ 0
USB_DM
$Comp
L GND #PWR062
U 1 1 51B668A7
P 4500 3800
F 0 "#PWR062" H 4500 3800 30  0001 C CNN
F 1 "GND" H 4500 3730 30  0001 C CNN
	1    4500 3800
	0    1    1    0   
$EndComp
$Comp
L GND #PWR063
U 1 1 51B668A2
P 4850 5900
F 0 "#PWR063" H 4850 5900 30  0001 C CNN
F 1 "GND" H 4850 5830 30  0001 C CNN
	1    4850 5900
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR064
U 1 1 51B66895
P 4250 5150
F 0 "#PWR064" H 4250 5250 30  0001 C CNN
F 1 "VCC" H 4250 5250 30  0000 C CNN
	1    4250 5150
	0    -1   -1   0   
$EndComp
$Comp
L R R6
U 1 1 51B66888
P 4550 5150
F 0 "R6" V 4630 5150 50  0000 C CNN
F 1 "10k" V 4550 5150 50  0000 C CNN
	1    4550 5150
	0    -1   -1   0   
$EndComp
$Comp
L SW_PUSH SW1
U 1 1 51B66880
P 4850 5550
F 0 "SW1" H 5000 5660 50  0000 C CNN
F 1 "SW_PUSH" H 4850 5470 50  0000 C CNN
	1    4850 5550
	0    -1   -1   0   
$EndComp
Text Label 5150 4650 2    60   ~ 0
PD2
$Comp
L C C9
U 1 1 51B667D0
P 4800 3800
F 0 "C9" V 4700 3900 50  0000 L CNN
F 1 "22pF" V 4700 3550 50  0000 L CNN
	1    4800 3800
	0    1    1    0   
$EndComp
$Comp
L CRYSTAL X1
U 1 1 51B6679B
P 5150 4100
F 0 "X1" H 5150 4250 60  0000 C CNN
F 1 "8 MHz" V 5150 3850 60  0000 C CNN
	1    5150 4100
	0    1    1    0   
$EndComp
$Comp
L GND #PWR065
U 1 1 51B66778
P 7700 1500
F 0 "#PWR065" H 7700 1500 30  0001 C CNN
F 1 "GND" H 7700 1430 30  0001 C CNN
	1    7700 1500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR066
U 1 1 51B66776
P 7400 1500
F 0 "#PWR066" H 7400 1500 30  0001 C CNN
F 1 "GND" H 7400 1430 30  0001 C CNN
	1    7400 1500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR067
U 1 1 51B66770
P 7100 1500
F 0 "#PWR067" H 7100 1500 30  0001 C CNN
F 1 "GND" H 7100 1430 30  0001 C CNN
	1    7100 1500
	1    0    0    -1  
$EndComp
$Comp
L C C3
U 1 1 51B666EA
P 5950 1250
F 0 "C3" H 6000 1350 50  0000 L CNN
F 1 "100nF" H 6000 1150 50  0000 L CNN
	1    5950 1250
	1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 51B666E2
P 7100 1250
F 0 "C4" H 7150 1350 50  0000 L CNN
F 1 "100nF" H 7150 1150 50  0000 L CNN
	1    7100 1250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR068
U 1 1 51B66330
P 6850 5550
F 0 "#PWR068" H 6850 5550 30  0001 C CNN
F 1 "GND" H 6850 5480 30  0001 C CNN
	1    6850 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR069
U 1 1 51B6632F
P 6750 5550
F 0 "#PWR069" H 6750 5550 30  0001 C CNN
F 1 "GND" H 6750 5480 30  0001 C CNN
	1    6750 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR070
U 1 1 51B6632E
P 6650 5550
F 0 "#PWR070" H 6650 5550 30  0001 C CNN
F 1 "GND" H 6650 5480 30  0001 C CNN
	1    6650 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR071
U 1 1 51B66329
P 6550 5550
F 0 "#PWR071" H 6550 5550 30  0001 C CNN
F 1 "GND" H 6550 5480 30  0001 C CNN
	1    6550 5550
	1    0    0    -1  
$EndComp
$Comp
L STM32F103RETx IC1
U 1 1 51B66308
P 6650 3450
F 0 "IC1" H 6650 3400 60  0000 C CNN
F 1 "STM32F103RETx" H 6650 3500 60  0001 C CNN
	1    6650 3450
	1    0    0    -1  
$EndComp
$EndSCHEMATC