Pinouts and pin descriptions
Table 5.
STM32F103xC, STM32F103xD, STM32F103xE
Alternate functions(4)
High-density STM32F103xx pin definitions (continued)
Pins
Main
Pin name
function(3)
(after reset)
Default
Remap
H5
G5
K5
M6
L6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
51
52
53
54
55
56
57
VSS_6
VDD_6
PF13
PF14
PF15
PG0
S
VSS_6
VDD_6
PF13
PF14
PF15
PG0
S
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_A7
FSMC_A8
FSMC_A9
FSMC_A10
FSMC_A11
FSMC_D4
FSMC_D5
FSMC_D6
K6
J6
PG1
PG1
M7 H5
L7 J5
K7 K5
38 58
39 59
40 60
PE7
PE7
TIM1_ETR
TIM1_CH1N
TIM1_CH1
PE8
PE8
PE9
PE9
H6
G6
-
-
-
-
61
62
VSS_7
VDD_7
PE10
PE11
PE12
PE13
PE14
PE15
PB10
PB11
VSS_1
VDD_1
VSS_7
VDD_7
PE10
PE11
PE12
PE13
PE14
PE15
PB10
PB11
VSS_1
VDD_1
S
J7 G6
H8 H6
J8 J6
K8 K6
L8 G7
M8 H7
41 63
42 64
43 65
44 66
45 67
46 68
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_D7
FSMC_D8
TIM1_CH2N
TIM1_CH2
TIM1_CH3N
TIM1_CH3
TIM1_CH4
TIM1_BKIN
TIM2_CH3
TIM2_CH4
FSMC_D9
FSMC_D10
FSMC_D11
FSMC_D12
M9 J7 G3 29 47 69
M10 K7 F3 30 48 70
H7 E7 H2 31 49 71
G7 F7 H1 32 50 72
I2C2_SCL/USART3_TX(8)
I2C2_SDA/USART3_RX(8)
S
SPI2_NSS/I2S2_WS/
I2C2_SMBA/
M11 K8 G2 33 51 73
M12 J8 G1 34 52 74
PB12
PB13
I/O FT
I/O FT
PB12
PB13
USART3_CK(8)
TIM1_BKIN(8)
/
SPI2_SCK/I2S2_CK
USART3_CTS(8)
TIM1_CH1N
/
SPI2_MISO/TIM1_CH2N
USART3_RTS(8)
L11 H8 F2 35 53 75
L12 G8 F1 36 54 76
PB14
PB15
I/O FT
I/O FT
PB14
PB15
/
SPI2_MOSI/I2S2_SD
TIM1_CH3N(8)
FSMC_D13
FSMC_D14
/
L9 K9
K9 J9
-
-
-
-
55 77
56 78
PD8
PD9
I/O FT
I/O FT
PD8
PD9
USART3_TX
USART3_RX
32/123
Doc ID 14611 Rev 7
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