Datasheet

Page 21Page 20
176-pin STM32
®
schematic
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1 1 1 1 1 1 1 1 1 1 1 1
STM32F20x
176pin TQFP
PA1
PA0
VDDA
VREF+
PA6
PA5
PE6
VBAT
PC13
PC14/OSC32_IN
PB10
PE15 PE14
PG0
PC4
PA7
VDD
PF13 PF14 PF15
PC5
PB0
PG6
PG5
PG4
PG8
PG3
PG2
VDD
GND
PE5
PE4
PC8
PC7
PC6
VDD
GND
PG7
PF2
PC2
OSC_IN
PF10
PF9
PF8
PF7
PF6
VCAP
PB11
PE12
PF4
PF1
PF0
GND
PC9
PA8
PE2
PE3
PC1
PC0
NRST
OSC_OUT
PF11 PF12
PE13
PE9
PB1
PB2
PG1
VDD
PA3
PE7
GND
PD15
VDD
GND
PF5
PA2
PA4
PE8
PE11
PD14
GNDA
VDD
PC3
PF3
PC15/OSC32_OUT
VDD
PE10
VDD
PD9
PB15
PB12
PB13
PB14
PD8
PD10
PD11
PD12
PD13
PA9
PA11
VDD
GND
VCAP
PA13
PA12
PA10
PG12 PG11 PG10 PG14 PG9 PD7 GND PD5 PB4
PB3
PG15
VDD GND PG13 PB5
PB6
PD6 VDD PD0 PC11 PA14 PA15 PC10 PC12 PD1 PD2 PD3 PD4 PB7
PB8
VDD PDR_ON
PE1 PE0 PB9
BOOT0
GND
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
PI8
PI11
PI10
PI9
VDD
GND
PH3
PH2
PH4 PH5
PA7 PA6 PC4
PH9 PH6 PH7 PH8
PH10 PH11
PH12
VDD
GND
PH13
PH14
PH15
PI0
PI1
PI3
PI2
GND VDD PI4
PI7
PI6
PI5
U1
R1 100K
R2 100K
C1 2.2uF
C2
2.2uF
X1
25MHz
C3
22pF
C4
22pF
X2
32.768KHz
C6
22pF
C5
22pF
VCC- 3.3
VCC- 3.3
TMS/SWDIO
TCK/SWCLK
TDO
TDI
RESET#
TRST
STM32F40x
Figure 7-5: Connection schematics for 176-pin STM32F20x/STM32F40x MCU via 2x5 male header