STM32F031C4Y6 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F031C4Y6

ARM®-based 32-bit MCU with up to 32 Kbyte Flash, 9 timers, ADC and communication interfaces, 2.0 - 3.6 V

STMicroelectronics 

Table 12. Alternate functions selected through GPIOA_AFR registers for port A

Pin name

AF0

AF1

AF2

AF3

AF4

AF5

AF6

AF7

PA0

-

USART1_CTS

TIM2_CH1_

ETR

-

-

-

-

-

PA1

EVENTOUT

USART1_RTS

TIM2_CH2

-

-

-

-

-

PA2

-

USART1_TX

TIM2_CH3

-

-

-

PA3

-

USART1_RX

TIM2_CH4

-

-

-

PA4

SPI1_NSS,

I2S1_WS

USART1_CK

-

-

TIM14_CH1

-

PA5

SPI1_SCK,

I2S1_CK

-

TIM2_CH1_

ETR

-

-

-

-

-

-

-

-

-

-

-

PA6

SPI1_MISO,

I2S1_MCK

TIM3_CH1

TIM1_BKIN

-

-

TIM16_CH1 EVENTOUT

-

PA7

SPI1_MOSI,

I2S1_SD

TIM3_CH2

TIM1_CH1N

-

TIM14_CH1

TIM17_CH1

EVENTOUT

-

PA8

MCO

USART1_CK

TIM1_CH1

EVENTOUT

-

-

-

-

PA9

-

USART1_TX

TIM1_CH2

-

I2C1_SCL

-

-

-

PA10

TIM17_BKIN

USART1_RX

TIM1_CH3

-

I2C1_SDA

-

PA11

EVENTOUT

USART1_CTS

TIM1_CH4

-

-

-

PA12

EVENTOUT

USART1_RTS

TIM1_ETR

-

-

-

PA13

SWDIO

IR_OUT

-

-

-

-

PA14

SWCLK

USART1_TX

-

-

-

-

-

-

-

-

-

-

-

-

-

-

PA15

SPI1_NSS,

I2S1_WS

USART1_RX

TIM2_CH1_

ETR

EVENTOUT

-

-

-

-

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