Datasheet

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STM32F103xF, STM32F103xG Pinouts and pin descriptions

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E11 40 66 99 PC9 I/O FT PC9 TIM8_CH4 / SDIO_D1 TIM3_CH4

E12 41 67 100 PA8 I/O FT PA8

USART1_CK / TIM1_CH1

(7)

MCO

D12 42 68 101 PA9 I/O FT PA9 USART1_TX

(7)

/ TIM1_CH2

(7)

D11 43 69 102 PA10 I/O FT PA10 USART1_RX

(7)

/ TIM1_CH3

(7)

C12 44 70 103 PA11 I/O FT PA11

USART1_CTS / USB_DM /

CAN_RX

(7)

/ TIM1_CH4

(7)

B12 45 71 104 PA12 I/O FT PA12

USART1_RTS / USB_DP /

CAN_TX

(7)

/ TIM1_ETR

(7)

A12 46 72 105 PA13 I/O FT

JTMS-

SWDIO

-PA13

C11 - 73 106 Not connected

G9 47 74 107 V

SS_2

F9 48 75 108 V

DD_2

A11 49 76 109 PA14 I/O FT

JTCK-

SWCLK

-PA14

A10 50 77 110 PA15 I/O FT JTDI SPI3_NSS / I2S3_WS

TIM2_CH1_ETR

PA15/

SPI1_NSS

B11 51 78 111 PC10 I/O FT PC10 UART4_TX / SDIO_D2 USART3_TX

B10 52 79 112 PC11 I/O FT PC11 UART4_RX / SDIO_D3 USART3_RX

C10 53 80 113 PC12 I/O FT PC12 UART5_TX / SDIO_CK USART3_CK

E10 - 81 114 PD0 I/O FT PD0 FSMC_D2

(9)

CAN_RX

D10 - 82 115 PD1 I/O FT PD1 FSMC_D3

(9)

CAN_TX

E9 54 83 116 PD2 I/O FT PD2

TIM3_ETR / UART5_RX /

SDIO_CMD

D9 - 84 117 PD3 I/O FT PD3 FSMC_CLK USART2_CTS

C9 - 85 118 PD4 I/O FT PD4 FSMC_NOE USART2_RTS

B9 - 86 119 PD5 I/O FT PD5 FSMC_NWE USART2_TX

E7 - - 120 V

SS_10

F7 - - 121 V

DD_10

A8 - 87 122 PD6 I/O FT PD6 FSMC_NWAIT USART2_RX

Table 5. STM32F103xF and STM32F103xG pin definitions (continued)

Pins

Pin name

Type

(1)

I / O level

(2)

Main

function

(3)

(after reset)

Alternate functions

(4)

LFBGA144

LQFP64

LQFP100

LQFP144

Default Remap

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