stm32f103c8t6引脚
1 VBAT
2 PC13-ANTI_TAMP
3 PC14-OSC32_IN
4 PC15-OSC32_OUT
5 PD0 OSC_IN
6 PD1 OSC_OUT
7 NRST
8 VSSA
9 VDDA
10 PA0-WKUP/USART2_CTS/ADC_IN0/TIM2_CH1_ETR
11 PA1/USART2_RTS/ADC_IN1/TIM2_CH2
12 PA2/USART2_TX/ ADC_IN2/ TIM2_CH3
13 PA3/USART2_RX/ADC_IN3/TIM2_CH4
14 PA4/SPI1_NSS/USART2_CK/ADC_IN4
15 PA5/SPI1_SCK/ ADC_IN5
16 PA6/SPI1_MISO/ADC_IN6/TIM3_CH1
17 PA7/SPI1_MOSI/ADC_IN7/TIM3_CH2
18 PB0/ADC_IN8/ TIM3_CH3
19 PB1/ADC_IN9/ TIM3_CH4
20 PB2 / BOOT1
21 PB10/I2C2_SCL / USART3_TX
22 PB11/I2C2_SDA / USART3_RX
23 VSS_1
24 VDD_1
25 PB12/SPI2_NSS/I2C2_SMBAl/USART3_CK /TIM1_BKIN
26 PB13/SPI2_SCK/USART3_CTS/TIM1_CH1N
27 PB14/SPI2_MISO/USART3_RTS/TIM1_CH2N
28 PB15/SPI2_MOSI/TIM1_CH3N
29 PA8/USART1_CK/TIM1_CH1/MCO
30 PA9/USART1_TX/TIM1_CH2
31 PA10/USART1_RX/TIM1_CH3
32 PA11/USART1_CTS/CANRX/USBDM/TIM1_CH4
33 PA12/USART1_RTS/CANTX/USBDP/TIM1_ETR
34 PA13/JTMS/SWDIO
35 VSS_2
36 VDD_2
37 PA14/JTCK/SWCLK
38 PA15/JTDI
39 PB3/JTDO/TRACESWO
40 PB4/JNTRST
