EESchema Schematic File Version 4
EELAYER 26 0
EELAYER END
$Descr A 11000 8500
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:C C1
U 1 1 5B2D8540
P 4590 2100
F 0 "C1" H 4615 2200 50  0000 L CNN
F 1 "1uF" H 4615 2000 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4628 1950 50  0001 C CNN
F 3 "" H 4590 2100 50  0001 C CNN
	1    4590 2100
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 5B2D865B
P 4800 2110
F 0 "C2" H 4825 2210 50  0000 L CNN
F 1 "100nF" H 4825 2010 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4838 1960 50  0001 C CNN
F 3 "" H 4800 2110 50  0001 C CNN
	1    4800 2110
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5B2D869A
P 3930 2420
F 0 "C4" H 3955 2520 50  0000 L CNN
F 1 "100nF" H 3955 2320 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 3968 2270 50  0001 C CNN
F 3 "" H 3930 2420 50  0001 C CNN
	1    3930 2420
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5B2D8754
P 3690 2420
F 0 "C3" H 3715 2520 50  0000 L CNN
F 1 "10uF" H 3715 2320 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 3728 2270 50  0001 C CNN
F 3 "" H 3690 2420 50  0001 C CNN
	1    3690 2420
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 5B2D8799
P 5650 2840
F 0 "C5" H 5675 2940 50  0000 L CNN
F 1 "100nF" H 5675 2740 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 5688 2690 50  0001 C CNN
F 3 "" H 5650 2840 50  0001 C CNN
	1    5650 2840
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR08
U 1 1 5B2D88B3
P 4740 4990
F 0 "#PWR08" H 4740 4740 50  0001 C CNN
F 1 "GND" H 4740 4840 50  0000 C CNN
F 2 "" H 4740 4990 50  0001 C CNN
F 3 "" H 4740 4990 50  0001 C CNN
	1    4740 4990
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 5B2D88D7
P 4800 2370
F 0 "#PWR02" H 4800 2120 50  0001 C CNN
F 1 "GND" H 4800 2220 50  0000 C CNN
F 2 "" H 4800 2370 50  0001 C CNN
F 3 "" H 4800 2370 50  0001 C CNN
	1    4800 2370
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR04
U 1 1 5B2D88F4
P 5650 3070
F 0 "#PWR04" H 5650 2820 50  0001 C CNN
F 1 "GND" H 5650 2920 50  0000 C CNN
F 2 "" H 5650 3070 50  0001 C CNN
F 3 "" H 5650 3070 50  0001 C CNN
	1    5650 3070
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR03
U 1 1 5B2D8911
P 3690 2620
F 0 "#PWR03" H 3690 2370 50  0001 C CNN
F 1 "GND" H 3690 2470 50  0000 C CNN
F 2 "" H 3690 2620 50  0001 C CNN
F 3 "" H 3690 2620 50  0001 C CNN
	1    3690 2620
	1    0    0    -1  
$EndComp
Text Label 3240 2270 0    60   ~ 0
Vcc
Text Label 5860 2690 0    60   ~ 0
Vcc
Text Label 5020 1950 0    60   ~ 0
Vcc
$Comp
L power:+3.3V #PWR01
U 1 1 5B2EF7AA
P 3150 2180
F 0 "#PWR01" H 3150 2030 50  0001 C CNN
F 1 "+3.3V" H 3150 2320 50  0000 C CNN
F 2 "" H 3150 2180 50  0001 C CNN
F 3 "" H 3150 2180 50  0001 C CNN
	1    3150 2180
	1    0    0    -1  
$EndComp
Text Label 3290 3010 0    60   ~ 0
NRST
Text Label 5040 4310 0    60   ~ 0
PA13
Text Label 5020 4410 0    60   ~ 0
PA14
Text Label 1520 2710 0    60   ~ 0
PC14
Text Label 3370 3610 0    60   ~ 0
PC14
Text Label 3360 3710 0    60   ~ 0
PC15
Wire Wire Line
	4740 4840 4740 4990
Wire Wire Line
	3930 2570 3690 2570
Wire Wire Line
	3690 2570 3690 2620
Connection ~ 3690 2570
Wire Wire Line
	5650 2990 5650 3070
Wire Wire Line
	4590 2250 4760 2250
Wire Wire Line
	4760 2250 4760 2260
Wire Wire Line
	4760 2260 4800 2260
Wire Wire Line
	4800 2260 4800 2370
Connection ~ 4800 2260
Wire Wire Line
	4210 2270 4210 2650
Wire Wire Line
	3150 2270 3690 2270
Connection ~ 3930 2270
Wire Wire Line
	4410 2810 4410 1950
Wire Wire Line
	4410 1950 4590 1950
Wire Wire Line
	4800 1950 4800 1960
Connection ~ 4590 1950
Connection ~ 4800 1950
Connection ~ 5650 2690
Connection ~ 3690 2270
Wire Wire Line
	1510 2710 1790 2710
Wire Wire Line
	1510 2910 1780 2910
Wire Wire Line
	7390 2610 6820 2610
Wire Wire Line
	7390 2710 6820 2710
Wire Wire Line
	7390 2810 6820 2810
Wire Wire Line
	7390 2910 6830 2910
Wire Wire Line
	7390 3010 6840 3010
Wire Wire Line
	7390 3110 6840 3110
Wire Wire Line
	7390 3410 6850 3410
Wire Wire Line
	7390 3510 6860 3510
Wire Wire Line
	7390 3610 6870 3610
Wire Wire Line
	7390 3710 6860 3710
Wire Wire Line
	2030 3810 1510 3810
Wire Wire Line
	5300 4310 4910 4310
Wire Wire Line
	5290 4410 4910 4410
Wire Wire Line
	3180 3010 3710 3010
Wire Wire Line
	5450 3010 4910 3010
Wire Wire Line
	5450 3110 4910 3110
Wire Wire Line
	5450 3210 4910 3210
Wire Wire Line
	5450 3310 4910 3310
Wire Wire Line
	5450 3410 4910 3410
Wire Wire Line
	5450 3510 4910 3510
Wire Wire Line
	5450 3610 4910 3610
Wire Wire Line
	5450 3710 4910 3710
Wire Wire Line
	3270 3610 3710 3610
Wire Wire Line
	3270 3710 3710 3710
Wire Wire Line
	5290 3810 4910 3810
Wire Wire Line
	5290 3910 4910 3910
Wire Wire Line
	5300 4010 4910 4010
Wire Wire Line
	5300 4110 4910 4110
Wire Wire Line
	3710 4010 3330 4010
Wire Wire Line
	3710 4210 3340 4210
Wire Wire Line
	3710 4310 3340 4310
Wire Wire Line
	3710 4410 3340 4410
Text Label 3410 4410 0    60   ~ 0
PB7
Text Label 3400 4310 0    60   ~ 0
PB6
Text Label 3410 4210 0    60   ~ 0
PB5
Text Label 3410 4010 0    60   ~ 0
PB1
Text Label 1650 3810 0    60   ~ 0
PB0
Text Label 4990 4110 0    60   ~ 0
PA11
Text Label 5020 4010 0    60   ~ 0
PA10
Text Label 4990 3910 0    60   ~ 0
PA9
Text Label 4990 3810 0    60   ~ 0
PA8
Text Label 5150 3710 0    60   ~ 0
PA7
Text Label 5130 3610 0    60   ~ 0
PA6
Text Label 5140 3510 0    60   ~ 0
PA5
Text Label 5110 3410 0    60   ~ 0
PA4
Text Label 5140 3310 0    60   ~ 0
PA3
Text Label 5110 3210 0    60   ~ 0
PA2
Text Label 5100 3110 0    60   ~ 0
PA1
Text Label 5090 3010 0    60   ~ 0
PA0
Text Label 7010 3710 0    60   ~ 0
PB1
Text Label 7010 3610 0    60   ~ 0
PA8
Text Label 7010 3510 0    60   ~ 0
PA9
Text Label 7010 3410 0    60   ~ 0
PA10
Text Label 7010 2910 0    60   ~ 0
PB5
Text Label 7010 2810 0    60   ~ 0
PB6
Text Label 7020 2710 0    60   ~ 0
PB7
Text Label 7020 2610 0    60   ~ 0
Vcc
Wire Wire Line
	3150 2270 3150 2180
$Comp
L power:GND #PWR07
U 1 1 5B2FCB0D
P 1910 4130
F 0 "#PWR07" H 1910 3880 50  0001 C CNN
F 1 "GND" H 1910 3980 50  0000 C CNN
F 2 "" H 1910 4130 50  0001 C CNN
F 3 "" H 1910 4130 50  0001 C CNN
	1    1910 4130
	1    0    0    -1  
$EndComp
Wire Wire Line
	1910 3910 1910 4130
Text Label 1530 2910 0    60   ~ 0
NRST
Text Label 7010 3010 0    60   ~ 0
PA14
Text Label 7010 3110 0    60   ~ 0
PA13
Wire Wire Line
	3710 3910 3320 3910
Wire Wire Line
	1510 3910 1910 3910
Text Label 3400 3910 0    60   ~ 0
PB0
$Comp
L power:GND #PWR05
U 1 1 5B3DA701
P 3400 3260
F 0 "#PWR05" H 3400 3010 50  0001 C CNN
F 1 "GND" H 3400 3110 50  0000 C CNN
F 2 "" H 3400 3260 50  0001 C CNN
F 3 "" H 3400 3260 50  0001 C CNN
	1    3400 3260
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 3210 3710 3210
Wire Wire Line
	3400 3210 3400 3260
Wire Wire Line
	3930 2270 4210 2270
Wire Wire Line
	4590 1950 4800 1950
Wire Wire Line
	4800 1950 5240 1950
Wire Wire Line
	5650 2690 6340 2690
Wire Wire Line
	3690 2270 3930 2270
$Comp
L MCU_ST_STM32L0:STM32L071KBUx U1
U 1 1 5F390427
P 4310 3710
F 0 "U1" H 5260 2780 50  0000 C CNN
F 1 "STM32L071KBUx" H 5460 2660 50  0000 C CNN
F 2 "Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.45x3.45mm" H 3810 2910 50  0001 R CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00141136.pdf" H 4310 3710 50  0001 C CNN
	1    4310 3710
	1    0    0    -1  
$EndComp
NoConn ~ 3710 4110
Text Notes 2580 4870 0    50   ~ 0
PB4 is a \nno-connect \non the UFQFPN32
Wire Wire Line
	2050 3010 1510 3010
Wire Wire Line
	2050 3110 1510 3110
Wire Wire Line
	2050 3210 1510 3210
Wire Wire Line
	2050 3310 1510 3310
Wire Wire Line
	2050 3410 1510 3410
Wire Wire Line
	2050 3510 1510 3510
Wire Wire Line
	2050 3610 1510 3610
Wire Wire Line
	2050 3710 1510 3710
Text Label 1750 3710 0    60   ~ 0
PA7
Text Label 1730 3610 0    60   ~ 0
PA6
Text Label 1740 3510 0    60   ~ 0
PA5
Text Label 1710 3410 0    60   ~ 0
PA4
Text Label 1740 3310 0    60   ~ 0
PA3
Text Label 1710 3210 0    60   ~ 0
PA2
Text Label 1700 3110 0    60   ~ 0
PA1
Text Label 1690 3010 0    60   ~ 0
PA0
Wire Wire Line
	5300 4210 4910 4210
Text Label 4990 4210 0    60   ~ 0
PA12
$Comp
L Connector:Conn_01x13_Male J2
U 1 1 5F3FA236
P 1310 3310
F 0 "J2" H 1300 4040 50  0000 C CNN
F 1 "Conn_01x13_Male" H 1420 2620 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x13_P2.54mm_Vertical" H 1310 3310 50  0001 C CNN
F 3 "~" H 1310 3310 50  0001 C CNN
	1    1310 3310
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x13_Male J1
U 1 1 5F3FA497
P 7590 3210
F 0 "J1" H 7720 3920 50  0000 R CNN
F 1 "Conn_01x13_Male" H 7910 2530 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x13_P2.54mm_Vertical" H 7590 3210 50  0001 C CNN
F 3 "~" H 7590 3210 50  0001 C CNN
	1    7590 3210
	-1   0    0    -1  
$EndComp
Text Label 1520 2810 0    60   ~ 0
PC15
Wire Wire Line
	1510 2810 1790 2810
$Comp
L power:GND #PWR06
U 1 1 5F4270BC
P 6970 4060
F 0 "#PWR06" H 6970 3810 50  0001 C CNN
F 1 "GND" H 6970 3910 50  0000 C CNN
F 2 "" H 6970 4060 50  0001 C CNN
F 3 "" H 6970 4060 50  0001 C CNN
	1    6970 4060
	1    0    0    -1  
$EndComp
Wire Wire Line
	7390 3810 6970 3810
Wire Wire Line
	6970 3810 6970 4060
Wire Wire Line
	7390 3210 6840 3210
Wire Wire Line
	7390 3310 6840 3310
Text Label 7010 3210 0    60   ~ 0
PA12
Text Label 7010 3310 0    60   ~ 0
PA11
Wire Wire Line
	4210 4610 4210 4840
Wire Wire Line
	4210 4840 4310 4840
Wire Wire Line
	4310 4610 4310 4840
Connection ~ 4310 4840
Wire Wire Line
	4410 4610 4410 4840
Wire Wire Line
	4310 4840 4410 4840
Connection ~ 4410 4840
Wire Wire Line
	4410 4840 4510 4840
Wire Wire Line
	4510 4610 4510 4840
Connection ~ 4510 4840
Wire Wire Line
	4510 4840 4740 4840
Wire Wire Line
	4310 2810 4310 2650
Wire Wire Line
	4310 2650 4210 2650
Connection ~ 4210 2650
Wire Wire Line
	4210 2650 4210 2810
Wire Wire Line
	4510 2810 4510 2690
Wire Wire Line
	4510 2690 5650 2690
$EndSCHEMATC
