引脚和引脚说明
STM32F103x8 ， STM32F103xB
图8. STM32F103xx性能线LQFP48引脚排列
VDD_3
VSS_3
PB9
PB8
BOOT0
PB7
PB6
PB5
PB4
PB3
PA15
PA14
VBAT
PC13-TAMPER-RTC
PC14-OSC32_IN
PC15-OSC32_OUT
PD0-OSC_IN
PD1-OSC_OUT
NRST
VSSA
VDDA
PA0-WKUP
PA1
PA2
48 47 46 45 44 43 42 41 40 39 38 37
36
1
2
35
34
3
33
4
32
5
31
6
LQFP48
30
7
29
8
28
9
27
10
26
11
25
12
13 14 15 16 17 18 19 20 21 22 23 24
VDD_2
VSS_2
PA13
PA12
PA11
PA10
PA9
PA8
PB15
PB14
PB13
PB12
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB10
PB11
VSS_1
VDD_1
ai14393b
图9. STM32F103xx性能线UFQFPN48引出线
VDD_3
VSS_3
PB9
PB8
BOOT0
PB7
PB6
PB5
PB4
PB3
PA15
PA14
VBAT
PC13-TAMPER-RTC
PC14-OSC32_IN
PC15-OSC32_OUT
PD0-OSC_IN
PD1-OSC_OUT
NRST
VSSA
VDDA
PA0-WKUP
PA1
PA2
48 47 46 45 44 43 42 41 40 39 38 37
36
1
35
2
3
4
5
6
7
8
9
10
11
34
33
32
31
30
29
28
27
26
QFPN48
25
12
13 14 15 16 17 18 19 20 21 22 23 24
VDD_2
VSS_2
PA13
PA12
PA11
PA10
PA9
PA8
PB15
PB14
PB13
PB12
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB10
PB11
VSS_1
VDD_1
MS31472V1
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DocID13587版本16
STMICROELECTRONICS [ STMICROELECTRONICS ]
