STM32F091CBY7 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F091CBY7

ARM®-based 32-bit MCU, up to 256 KB Flash, CAN, 12 timers, ADC, DAC, and comm. interfaces, 2.0 - 3.6V

STMicroelectronics 

Table 14. Alternate functions selected through GPIOA_AFR registers for port A

Pin name

AF0

AF1

AF2

AF3

AF4

AF5

AF6

AF7

PA0

-

USART2_CTS TIM2_CH1_ETR TSC_G1_IO1 USART4_TX

-

-

COMP1_OUT

PA1

EVENTOUT

USART2_RTS

TIM2_CH2

TSC_G1_IO2 USART4_RX TIM15_CH1N

-

-

PA2

TIM15_CH1

USART2_TX

TIM2_CH3 TSC_G1_IO3

-

-

-

COMP2_OUT

PA3

TIM15_CH2

USART2_RX

TIM2_CH4 TSC_G1_IO4

-

-

-

-

PA4

SPI1_NSS, I2S1_WS USART2_CK

-

TSC_G2_IO1 TIM14_CH1 USART6_TX

-

-

PA5

SPI1_SCK, I2S1_CK

CEC

TIM2_CH1_ETR TSC_G2_IO2

-

USART6_RX

-

-

PA6

SPI1_MISO, I2S1_MCK TIM3_CH1

TIM1_BKIN TSC_G2_IO3 USART3_CTS TIM16_CH1 EVENTOUT COMP1_OUT

PA7

SPI1_MOSI, I2S1_SD

TIM3_CH2

TIM1_CH1N TSC_G2_IO4 TIM14_CH1 TIM17_CH1 EVENTOUT COMP2_OUT

PA8

MCO

USART1_CK

TIM1_CH1

EVENTOUT CRS_SYNC

-

-

-

PA9

TIM15_BKIN

USART1_TX

TIM1_CH2 TSC_G4_IO1 I2C1_SCL

MCO

-

-

PA10

TIM17_BKIN

USART1_RX

TIM1_CH3 TSC_G4_IO2 I2C1_SDA

-

-

-

PA11

EVENTOUT

USART1_CTS

TIM1_CH4

TSC_G4_IO3

CAN_RX

I2C2_SCL

-

COMP1_OUT

PA12

EVENTOUT

USART1_RTS

TIM1_ETR

TSC_G4_IO4

CAN_TX

I2C2_SDA

-

COMP2_OUT

PA13

SWDIO

IR_OUT

-

-

-

-

-

-

PA14

SWCLK

USART2_TX

-

-

-

-

-

-

PA15

SPI1_NSS, I2S1_WS USART2_RX TIM2_CH1_ETR EVENTOUT USART4_RTS

-

-

-

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