Datasheet
Pinouts and pin descriptions STM32F103xC, STM32F103xD, STM32F103xE
34/130 Doc ID 14611 Rev 8
A12 A10 D4 46 72 105 PA13 I/O FT
JTMS-
SWDIO
PA13
C11 F8 - - 73 106 Not connected
G9 E6 B1 47 74 107
V
SS_2
SV
SS_2
F9 F6 A1 48 75 108
V
DD_2
SV
DD_2
A11 A9 B2 49 76 109 PA14 I/O FT
JTCK-
SWCLK
PA14
A10 A8 C3 50 77 110 PA15 I/O FT JTDI
SPI3_NSS/
I2S3_WS
TIM2_CH1_ETR
PA
15 /
SPI1_NSS
B11 B9 A2 51 78 111 PC10 I/O FT
PC10 UART4_TX/SDIO_D2
USART3_TX
B10 B8 B3 52 79 112 PC11 I/O FT
PC11 UART4_RX/SDIO_D3
USART3_RX
C10 C8 C4 53 80 113 PC12 I/O FT PC12 UART5_TX/SDIO_CK USART3_CK
E10 D8 D8 5 81 114 PD0 I/O FT OSC_IN
(9)
FSMC_D2
(10)
CAN_RX
D10 E8 D7 6 82 115 PD1 I/O FT OSC_OUT
(9)
FSMC_D3
(10)
CAN_TX
E9 B7 A3 54 83 116 PD2 I/O FT PD2
TIM3_ETR/UART5_RX
SDIO_CMD
D9 C7 - - 84 117 PD3 I/O FT PD3 FSMC_CLK USART2_CTS
C9 D7 - - 85 118 PD4 I/O FT PD4 FSMC_NOE USART2_RTS
B9 B6 - - 86 119 PD5 I/O FT PD5 FSMC_NWE USART2_TX
E7 - - - - 120
V
SS_10
S
V
SS_10
F7 - - - - 121
V
DD_10
S
V
DD_10
A8 C6 - - 87 122 PD6 I/O FT PD6 FSMC_NWAIT USART2_RX
A9 D6 - - 88 123 PD7 I/O FT PD7 FSMC_NE1/FSMC_NCE2 USART2_CK
E8 - - - - 124 PG9 I/O FT PG9 FSMC_NE2/FSMC_NCE3
D8 - - - - 125 PG10 I/O FT PG10
FSMC_NCE4_1/
FSMC_NE3
C8 - - - - 126 PG11 I/O FT PG11 FSMC_NCE4_2
B8 - - - - 127 PG12 I/O FT PG12 FSMC_NE4
D7 - - - - 128 PG13 I/O FT PG13 FSMC_A24
C7 - - - - 129 PG14 I/O FT PG14 FSMC_A25
E6 - - - - 130 V
SS_11
SV
SS_11
F6 - - - - 131 V
DD_11
SV
DD_11
B7 - - - - 132 PG15 I/O FT PG15
Table 5. High-density STM32F103xx pin definitions (continued)
Pins
Pin name
Type
(1)
I / O Level
(2)
Main
function
(3)
(after reset)
Alternate functions
(4)
LFBGA144
LFBGA100
WLCSP64
LQFP64
LQFP100
LQFP144
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