Datasheet

ManualsBrandsSTMICROELECTRONICS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller LQFP 48 32-Bit 72 MHz I/O number 37

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STM32F103x8, STM32F103xB Pinouts and pin description

104

H9 J12 - - - 57 - PD10 I/O FT PD10 USART3_CK

G9 J11 - - - 58 - PD11 I/O FT PD11 USART3_CTS

K10 J10 - - - 59 - PD12 I/O FT PD12

TIM4_CH1 /

USART3_RTS

J10 H12 - - - 60 - PD13 I/O FT PD13 TIM4_CH2

H10 H11 - - - 61 - PD14 I/O FT PD14 TIM4_CH3

G10 H10 - - - 62 - PD15 I/O FT PD15 TIM4_CH4

F10 E12 - F6 37 63 - PC6 I/O FT PC6 TIM3_CH1

E10 E11 E7 38 64 - PC7 I/O FT PC7 TIM3_CH2

F9 E10 E8 39 65 - PC8 I/O FT PC8 TIM3_CH3

E9 D12 - D8 40 66 - PC9 I/O FT PC9 TIM3_CH4

D9 D11 29 D7 41 67 20 PA8 I/O FT PA8

USART1_CK/

TIM1_CH1

(9)

MCO

C9 D10 30 C7 42 68 21 PA9 I/O FT PA9

USART1_TX

(9)

TIM1_CH2

(9)

D10 C12 31 C6 43 69 22 PA10 I/O FT PA10

USART1_RX

(9)

TIM1_CH3

(9)

C10 B12 32 C8 44 70 23 PA11 I/O FT PA11

USART1_CTS/

CANRX

(9)

USBDM/

TIM1_CH4

(9)

B10 A12 33 B8 45 71 24 PA12 I/O FT PA12

USART1_RTS/

CANTX

(9)

/USBDP

TIM1_ETR

(9)

A10 A11 34 A8 46 72 25 PA13 I/O FT JTMS/SWDIO PA13

F8 C11 - - - 73 - Not connected

E6 F11 35 D5 47 74 26 V

SS_2

F6 G11 36 E5 48 75 27 V

DD_2

Table 5. Medium-density STM32F103xx pin definitions (continued)

Pins

Pin name

Type

(1)

I / O Level

(2)

Main

function

(3)

(after reset)

Alternate functions

(4)

LFBGA100

UFBG100

LQFP48/UFQFPN48

TFBGA64

LQFP64

LQFP100

VFQFPN36

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