STM32F103xC, STM32F103xD, STM32F103xE
Pinouts and pin descriptions
Alternate functions(4)
Table 5.
High-density STM32F103xx pin definitions (continued)
Pins
Main
Pin name
function(3)
(after reset)
Default
Remap
J9 H9
H9 G9
-
-
-
-
57 79
58 80
PD10
PD11
I/O FT
I/O FT
PD10
PD11
FSMC_D15
FSMC_A16
USART3_CK
USART3_CTS
TIM4_CH1 /
USART3_RTS
L10 K10
K10 J10
-
-
59 81
60 82
PD12
I/O FT
PD12
FSMC_A17
FSMC_A18
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PD13
VSS_8
VDD_8
PD14
PD15
PG2
I/O FT
S
PD13
VSS_8
VDD_8
PD14
PD15
PG2
TIM4_CH2
G8
F8
-
-
-
-
83
84
S
K11 H10
K12 G10
61 85
62 86
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
S
FSMC_D0
FSMC_D1
TIM4_CH3
TIM4_CH4
J12
J11
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
87
88
89
90
91
92
93
94
95
FSMC_A12
FSMC_A13
FSMC_A14
FSMC_A15
FSMC_INT2
FSMC_INT3
PG3
PG3
J10
PG4
PG4
H12
H11
H10
G11
G10
F10
PG5
PG5
PG6
PG6
PG7
PG7
PG8
PG8
VSS_9
VDD_9
VSS_9
VDD_9
S
I2S2_MCK/
TIM8_CH1/SDIO_D6
G12 F10 E1 37 63 96
F12 E10 E2 38 64 97
PC6
PC7
I/O FT
I/O FT
PC6
PC7
TIM3_CH1
TIM3_CH2
I2S3_MCK/
TIM8_CH2/SDIO_D7
F11 F9 E3 39 65 98
E11 E9 D1 40 66 99
PC8
PC9
I/O FT
I/O FT
PC8
PC9
TIM8_CH3/SDIO_D0
TIM8_CH4/SDIO_D1
TIM3_CH3
TIM3_CH4
USART1_CK/
E12 D9 E4 41 67 100
D12 C9 D2 42 68 101
D11 D10 D3 43 69 102
C12 C10 C1 44 70 103
B12 B10 C2 45 71 104
PA8
PA9
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
PA8
PA9
TIM1_CH1(8)/MCO
USART1_TX(8)
TIM1_CH2(8)
/
USART1_RX(8)
TIM1_CH3(8)
/
PA10
PA11
PA12
PA10
PA11
PA12
USART1_CTS/USBDM
CAN_RX(8)/TIM1_CH4(8)
USART1_RTS/USBDP/
CAN_TX(8)/TIM1_ETR(8)
Doc ID 14611 Rev 8
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