STM32F103CBT6 datasheet(29/102 Pages) STMICROELECTRONICS

29 / 102 page

STM32F103x8, STM32F103xB

Pinouts and pin description

Doc ID 13587 Rev 14

29/102

PA1

I/O

PA1

USART2_RTS(8)

ADC12_IN1/

TIM2_CH2(8)

PA2

I/O

PA2

USART2_TX(8)/

ADC12_IN2/

TIM2_CH3(8)

PA3

I/O

PA3

USART2_RX(8)/

ADC12_IN3/

TIM2_CH4(8)

VSS_4

SVSS_4

VDD_4

SVDD_4

PA4

I/O

PA4

SPI1_NSS(8)/

USART2_CK(8)/

ADC12_IN4

PA5

I/O

PA5

SPI1_SCK(8)/

ADC12_IN5

PA6

I/O

PA6

SPI1_MISO(8)/

ADC12_IN6/

TIM3_CH1(8)

TIM1_BKIN

PA7

I/O

PA7

SPI1_MOSI(8)/

ADC12_IN7/

TIM3_CH2(8)

TIM1_CH1N

PC4

I/O

PC4

ADC12_IN14

PC5

I/O

PC5

ADC12_IN15

PB0

I/O

PB0

ADC12_IN8/

TIM3_CH3(8)

TIM1_CH2N

PB1

I/O

PB1

ADC12_IN9/

TIM3_CH4(8)

TIM1_CH3N

PB2

I/O FT PB2/BOOT1

PE7

I/O FT

PE7

TIM1_ETR

PE8

I/O FT

PE8

TIM1_CH1N

PE9

I/O FT

PE9

TIM1_CH1

PE10

I/O FT

PE10

TIM1_CH2N

PE11

I/O FT

PE11

TIM1_CH2

Table 5.

Medium-density STM32F103xx pin definitions (continued)

Pins

Pin name

Main

function(3)

(after reset)

Alternate functions(4)

Default

Remap

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