关于STM32F103C8T6芯片的一些重要引脚功能的整理

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Pins	Pin name	ADC	TIM	CAN	I2C	SPI	USART	USB
10	PA0-WKUP	ADC1_IN0 ADC2_IN0	SYS_WKUP	TIM2_CH1 TIM2_ETR			USART2_CTS
11	PA1	ADC1_IN1 ADC2_IN1	TIM2_CH2				USART2_RTS
12	PA2	ADC1_IN2 ADC2_IN2	TIM2_CH3				USART2_TX
13	PA3	ADC1_IN3 ADC2_IN3	TIM2_CH4				USART2_RX
14	PA4	ADC1_IN4 ADC2_IN4				SPI1_NSS	USART2_CK
15	PA5	ADC1_IN5 ADC2_IN5				SPI1_SCK
16	PA6	ADC1_IN6 ADC2_IN6	TIM1_BKIN TIM3_CH1			SPI1_MISO
17	PA7	ADC1_IN7 ADC2_IN7	TIM1_CH1N TIM3_CH2			SPI1_MOSI
29	PA8		RCC_MCO TIM1_CH1				USART1_CK
30	PA9		TIM1_CH2				USART1_TX
31	PA10		TIM1_CH3				USART1_RX
32	PA11	ADC1_IN11 ADC2_IN11	TIM1_CH4	CAN_RX			USART1_CTS	USB_DM
33	PA12		TIM1_ETR	CAN_TX			USART1_RTS	USB_DP
34	PA13							JTMS SWDIO
37	PA14							JTCK SWCLK
38	PA15	ADC1_IN15 ADC2_IN15	TIM2_CH1 TIM2_ETR			SPI1_NSS		JTDI
18	PB0	ADC1_IN8 ADC2_IN8	TIM1_CH2N TIM3_CH3
19	PB1	ADC1_IN9 ADC2_IN9	TIM1_CH3N TIM3_CH4
20	PB2
39	PB3		TIM2_CH2			SPI1_SCK		JTDO SWO
40	PB4		TIM3_CH1			SPI1_MISO		NJTRST
41	PB5		TIM3_CH2		I2C1_SMBA	SPI1_MOSI
42	PB6		TIM4_CH1		I2C1_SCL		USART1_TX
43	PB7		TIM4_CH2		I2C1_SDA		USART1_RX
45	PB8		TIM4_CH3	CAN_RX	I2C1_SCL
46	PB9		TIM4_CH4	CAN_TX	I2C1_SDA
21	PB10		TIM2_CH3		I2C2_SCL		USART3_TX
22	PB11	ADC1_IN11 ADC2_IN11	TIM2_CH4		I2C2_SDA		USART3_RX
25	PB12		TIM1_BKIN		I2C2_SMBA	SPI2_NSS	USART3_CK
26	PB13		TIM1_CH1N			SPI2_SCK	USART3_CTS
27	PB14		TIM1_CH2N			SPI2_MISO	USART3_RTS
28	PB15	ADC1_IN15 ADC2_IN15	TIM1_CH3N			SPI2_MOSI
2	PC13		RTC_OUT RTC_TAMPER
3	PC14		RCC_OSC32_IN
4	PC15	ADC1_IN15 ADC2_IN15	RCC_OSC32_OUT
5	PD0		RCC_OSC_IN
6	PD1		RCC_OSC_OUT