MCU.sch

EESchema Schematic File Version 4
LIBS:Isolate_ST-Link-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 2
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Isolate_ST-Link-rescue:STM32F103CBTx U4
U 1 1 5947EEE8
P 6250 4100
F 0 "U4" H 3450 5825 50  0000 L BNN
F 1 "STM32F103CBTx" H 9050 5825 50  0000 R BNN
F 2 "Package_QFP:LQFP-48_7x7mm_P0.5mm" H 9050 5775 50  0001 R TNN
F 3 "" H 6250 4100 50  0001 C CNN
	1    6250 4100
	1    0    0    -1  
$EndComp
$Comp
L power1:+3V3 #PWR043
U 1 1 5947EF34
P 6050 2000
F 0 "#PWR043" H 6050 1850 50  0001 C CNN
F 1 "+3V3" H 6050 2140 50  0000 C CNN
F 2 "" H 6050 2000 50  0001 C CNN
F 3 "" H 6050 2000 50  0001 C CNN
	1    6050 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 2000 6050 2300
Wire Wire Line
	6050 2200 6350 2200
Wire Wire Line
	6150 2200 6150 2300
Connection ~ 6050 2200
Wire Wire Line
	6250 2200 6250 2300
Connection ~ 6150 2200
Wire Wire Line
	6350 2200 6350 2300
Connection ~ 6250 2200
$Comp
L power1:+3V3 #PWR044
U 1 1 5947EFBD
P 3350 3100
F 0 "#PWR044" H 3350 2950 50  0001 C CNN
F 1 "+3V3" H 3350 3240 50  0000 C CNN
F 2 "" H 3350 3100 50  0001 C CNN
F 3 "" H 3350 3100 50  0001 C CNN
	1    3350 3100
	0    -1   -1   0   
$EndComp
$Comp
L device:Crystal Y1
U 1 1 5947EFCC
P 1950 3350
F 0 "Y1" H 1950 3500 50  0000 C CNN
F 1 "Crystal" H 1950 3200 50  0000 C CNN
F 2 "Crystal(my):NDK_Crystal_SMD_3225_2Pads" H 1950 3350 50  0001 C CNN
F 3 "" H 1950 3350 50  0001 C CNN
	1    1950 3350
	0    1    1    0   
$EndComp
$Comp
L device:C C9
U 1 1 5947F061
P 1600 3150
F 0 "C9" H 1625 3250 50  0000 L CNN
F 1 "20p" H 1625 3050 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1638 3000 50  0001 C CNN
F 3 "" H 1600 3150 50  0001 C CNN
	1    1600 3150
	0    -1   -1   0   
$EndComp
$Comp
L device:C C10
U 1 1 5947F0D9
P 1600 3550
F 0 "C10" H 1625 3650 50  0000 L CNN
F 1 "20p" H 1625 3450 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1638 3400 50  0001 C CNN
F 3 "" H 1600 3550 50  0001 C CNN
	1    1600 3550
	0    -1   -1   0   
$EndComp
$Comp
L power1:GND #PWR045
U 1 1 5947F113
P 1350 3350
F 0 "#PWR045" H 1350 3100 50  0001 C CNN
F 1 "GND" H 1350 3200 50  0000 C CNN
F 2 "" H 1350 3350 50  0001 C CNN
F 3 "" H 1350 3350 50  0001 C CNN
	1    1350 3350
	0    1    1    0   
$EndComp
Wire Wire Line
	1450 3150 1400 3150
Wire Wire Line
	1400 3150 1400 3550
Wire Wire Line
	1400 3550 1450 3550
Wire Wire Line
	1350 3350 1400 3350
Connection ~ 1400 3350
Wire Wire Line
	1750 3150 2250 3150
Wire Wire Line
	1950 3150 1950 3200
Wire Wire Line
	1750 3550 2250 3550
Wire Wire Line
	1950 3550 1950 3500
Wire Wire Line
	3350 3300 2250 3300
Wire Wire Line
	2250 3300 2250 3150
Connection ~ 1950 3150
Wire Wire Line
	3350 3400 2250 3400
Wire Wire Line
	2250 3400 2250 3550
Connection ~ 1950 3550
$Comp
L power1:GND #PWR046
U 1 1 5947F23B
P 2850 2900
F 0 "#PWR046" H 2850 2650 50  0001 C CNN
F 1 "GND" H 2850 2750 50  0000 C CNN
F 2 "" H 2850 2900 50  0001 C CNN
F 3 "" H 2850 2900 50  0001 C CNN
	1    2850 2900
	0    1    1    0   
$EndComp
$Comp
L power1:+3V3 #PWR047
U 1 1 5947F2A6
P 1500 1950
F 0 "#PWR047" H 1500 1800 50  0001 C CNN
F 1 "+3V3" H 1500 2090 50  0000 C CNN
F 2 "" H 1500 1950 50  0001 C CNN
F 3 "" H 1500 1950 50  0001 C CNN
	1    1500 1950
	1    0    0    -1  
$EndComp
$Comp
L device:R R21
U 1 1 5947F30B
P 1500 2100
F 0 "R21" V 1580 2100 50  0000 C CNN
F 1 "100k" V 1500 2100 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 1430 2100 50  0001 C CNN
F 3 "" H 1500 2100 50  0001 C CNN
	1    1500 2100
	1    0    0    -1  
$EndComp
$Comp
L device:C C8
U 1 1 5947F344
P 1500 2500
F 0 "C8" H 1525 2600 50  0000 L CNN
F 1 "0.1u" H 1525 2400 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1538 2350 50  0001 C CNN
F 3 "" H 1500 2500 50  0001 C CNN
	1    1500 2500
	1    0    0    -1  
$EndComp
$Comp
L power1:GND #PWR048
U 1 1 5947F407
P 1500 2650
F 0 "#PWR048" H 1500 2400 50  0001 C CNN
F 1 "GND" H 1500 2500 50  0000 C CNN
F 2 "" H 1500 2650 50  0001 C CNN
F 3 "" H 1500 2650 50  0001 C CNN
	1    1500 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	1500 2300 2050 2300
Wire Wire Line
	1500 2250 1500 2350
Connection ~ 1500 2300
Wire Wire Line
	9150 4300 9150 4300
Text HLabel 9150 4200 2    60   Output ~ 0
UART_TX
Text HLabel 9150 4300 2    60   Input ~ 0
UART_RX
NoConn ~ 9150 4100
NoConn ~ 3350 3800
$Comp
L device:R R25
U 1 1 5948010F
P 3100 3600
F 0 "R25" V 3180 3600 50  0000 C CNN
F 1 "10k" V 3100 3600 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3030 3600 50  0001 C CNN
F 3 "" H 3100 3600 50  0001 C CNN
	1    3100 3600
	0    1    1    0   
$EndComp
$Comp
L device:R R23
U 1 1 59480145
P 2850 3700
F 0 "R23" V 2930 3700 50  0000 C CNN
F 1 "10k" V 2850 3700 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2780 3700 50  0001 C CNN
F 3 "" H 2850 3700 50  0001 C CNN
	1    2850 3700
	0    1    1    0   
$EndComp
$Comp
L power1:GND #PWR049
U 1 1 594801AF
P 2500 3700
F 0 "#PWR049" H 2500 3450 50  0001 C CNN
F 1 "GND" H 2500 3550 50  0000 C CNN
F 2 "" H 2500 3700 50  0001 C CNN
F 3 "" H 2500 3700 50  0001 C CNN
	1    2500 3700
	0    1    1    0   
$EndComp
Wire Wire Line
	3250 3600 3350 3600
Wire Wire Line
	3350 3700 3000 3700
Wire Wire Line
	2500 3700 2700 3700
Wire Wire Line
	2950 3600 2600 3600
Wire Wire Line
	2600 3600 2600 3700
Connection ~ 2600 3700
NoConn ~ 9150 4400
$Comp
L power1:GND #PWR050
U 1 1 59480A30
P 6050 6100
F 0 "#PWR050" H 6050 5850 50  0001 C CNN
F 1 "GND" H 6050 5950 50  0000 C CNN
F 2 "" H 6050 6100 50  0001 C CNN
F 3 "" H 6050 6100 50  0001 C CNN
	1    6050 6100
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 5900 6050 6100
Wire Wire Line
	6350 6000 6350 5900
Wire Wire Line
	6050 6000 6350 6000
Connection ~ 6050 6000
Wire Wire Line
	6150 5900 6150 6000
Connection ~ 6150 6000
Wire Wire Line
	6250 5900 6250 6000
Connection ~ 6250 6000
NoConn ~ 3350 4100
$Comp
L power1:GND #PWR051
U 1 1 59480F6D
P 3350 4200
F 0 "#PWR051" H 3350 3950 50  0001 C CNN
F 1 "GND" H 3350 4050 50  0000 C CNN
F 2 "" H 3350 4200 50  0001 C CNN
F 3 "" H 3350 4200 50  0001 C CNN
	1    3350 4200
	0    1    1    0   
$EndComp
NoConn ~ 3350 5100
NoConn ~ 3350 5000
$Comp
L device:R R22
U 1 1 5948101A
P 2800 5200
F 0 "R22" V 2880 5200 50  0000 C CNN
F 1 "100" V 2800 5200 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 5200 50  0001 C CNN
F 3 "" H 2800 5200 50  0001 C CNN
	1    2800 5200
	0    1    1    0   
$EndComp
Wire Wire Line
	2950 5200 3350 5200
Wire Wire Line
	3350 5400 2550 5400
Wire Wire Line
	2550 5400 2550 5200
Wire Wire Line
	2550 5200 2650 5200
Text GLabel 2600 5100 0    60   Input ~ 0
T_JTMS
Wire Wire Line
	2600 5100 3150 5100
Wire Wire Line
	3150 5100 3150 5200
Connection ~ 3150 5200
Text GLabel 3350 5300 0    60   Input ~ 0
T_JTCK
NoConn ~ 3350 5500
NoConn ~ 3350 4500
NoConn ~ 3350 4600
NoConn ~ 3350 4700
NoConn ~ 3350 4800
NoConn ~ 3350 4900
Wire Wire Line
	3350 2700 1900 2700
Wire Wire Line
	1900 2700 1900 2300
$Comp
L device:R R24
U 1 1 59481760
P 3000 2900
F 0 "R24" V 3080 2900 50  0000 C CNN
F 1 "100k" V 3000 2900 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2930 2900 50  0001 C CNN
F 3 "" H 3000 2900 50  0001 C CNN
	1    3000 2900
	0    1    1    0   
$EndComp
Wire Wire Line
	3150 2900 3350 2900
Text GLabel 3350 4000 0    60   Input ~ 0
T_NRST
NoConn ~ 3350 4400
$Comp
L power1:+3V3 #PWR052
U 1 1 59481EA8
P 2050 4300
F 0 "#PWR052" H 2050 4150 50  0001 C CNN
F 1 "+3V3" H 2050 4440 50  0000 C CNN
F 2 "" H 2050 4300 50  0001 C CNN
F 3 "" H 2050 4300 50  0001 C CNN
	1    2050 4300
	0    -1   -1   0   
$EndComp
$Comp
L Isolate_ST-Link-rescue:GS2 J6
U 1 1 59481ED0
P 2250 4300
F 0 "J6" H 2350 4450 50  0000 C CNN
F 1 "GS2" H 2350 4151 50  0000 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" V 2324 4300 50  0001 C CNN
F 3 "" H 2250 4300 50  0001 C CNN
	1    2250 4300
	0    1    1    0   
$EndComp
Wire Wire Line
	2450 4300 3350 4300
Text GLabel 9150 4500 2    60   Input ~ 0
T_JTCK
Text GLabel 9150 4600 2    60   Input ~ 0
T_JTDO
Text GLabel 9150 4700 2    60   Input ~ 0
T_JTDI
$Comp
L device:R R26
U 1 1 59482618
P 9750 4800
F 0 "R26" V 9830 4800 50  0000 C CNN
F 1 "100" V 9750 4800 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9680 4800 50  0001 C CNN
F 3 "" H 9750 4800 50  0001 C CNN
	1    9750 4800
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9600 4800 9150 4800
$Comp
L device:C C11
U 1 1 5948271C
P 10000 5000
F 0 "C11" H 10025 5100 50  0000 L CNN
F 1 "20p" H 10025 4900 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 10038 4850 50  0001 C CNN
F 3 "" H 10000 5000 50  0001 C CNN
	1    10000 5000
	1    0    0    -1  
$EndComp
Wire Wire Line
	9900 4800 10000 4800
$Comp
L power1:GND #PWR053
U 1 1 594827DF
P 10000 5200
F 0 "#PWR053" H 10000 4950 50  0001 C CNN
F 1 "GND" H 10000 5050 50  0000 C CNN
F 2 "" H 10000 5200 50  0001 C CNN
F 3 "" H 10000 5200 50  0001 C CNN
	1    10000 5200
	1    0    0    -1  
$EndComp
Text HLabel 9150 4900 2    60   Output ~ 0
LED_STLINK
Wire Wire Line
	9150 4900 9150 4900
Text GLabel 9150 5000 2    60   Input ~ 0
T_SWO
Wire Wire Line
	9150 5100 9150 5100
Wire Wire Line
	9150 5200 9150 5200
Text HLabel 9150 5100 2    60   Input ~ 0
USB_DM
Text HLabel 9150 5200 2    60   Input ~ 0
USB_DP
Text HLabel 9150 5500 2    60   Input ~ 0
USB_RENUMn
Wire Wire Line
	9150 5500 9150 5500
Wire Wire Line
	9150 4200 9150 4200
$Comp
L device:R R27
U 1 1 59484A2A
P 10100 4200
F 0 "R27" V 10180 4200 50  0000 C CNN
F 1 "4.7k" V 10100 4200 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 10030 4200 50  0001 C CNN
F 3 "" H 10100 4200 50  0001 C CNN
	1    10100 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	10100 3950 10100 4050
Connection ~ 10100 4000
$Comp
L power1:GND #PWR054
U 1 1 59484BA1
P 10100 4350
F 0 "#PWR054" H 10100 4100 50  0001 C CNN
F 1 "GND" H 10100 4200 50  0000 C CNN
F 2 "" H 10100 4350 50  0001 C CNN
F 3 "" H 10100 4350 50  0001 C CNN
	1    10100 4350
	1    0    0    -1  
$EndComp
Text HLabel 10100 3550 2    60   Input ~ 0
Vtarget
$Comp
L device:R R29
U 1 1 59CAAEE5
P 10100 3800
F 0 "R29" V 10180 3800 50  0000 C CNN
F 1 "4.7k" V 10100 3800 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 10030 3800 50  0001 C CNN
F 3 "" H 10100 3800 50  0001 C CNN
	1    10100 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	10100 3550 10100 3650
Wire Wire Line
	9150 4000 10100 4000
$Comp
L device:R R34
U 1 1 59E3BD69
P 2500 4500
F 0 "R34" V 2580 4500 50  0000 C CNN
F 1 "10k" V 2500 4500 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2430 4500 50  0001 C CNN
F 3 "" H 2500 4500 50  0001 C CNN
	1    2500 4500
	1    0    0    -1  
$EndComp
$Comp
L power1:GND #PWR055
U 1 1 59E3BDE9
P 2500 4650
F 0 "#PWR055" H 2500 4400 50  0001 C CNN
F 1 "GND" H 2500 4500 50  0000 C CNN
F 2 "" H 2500 4650 50  0001 C CNN
F 3 "" H 2500 4650 50  0001 C CNN
	1    2500 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2500 4350 2500 4300
Connection ~ 2500 4300
Text GLabel 9150 5300 2    60   Input ~ 0
SYS_JTMS
Text GLabel 9150 5400 2    60   Input ~ 0
SYS_JTCK
Wire Wire Line
	9150 5300 9150 5300
Wire Wire Line
	9150 5400 9150 5400
Text GLabel 2050 2300 2    60   Input ~ 0
SYS_NRST
Connection ~ 1900 2300
Wire Wire Line
	10000 4800 10000 4850
Wire Wire Line
	10000 5200 10000 5150
$EndSCHEMATC