Pinouts and pin descriptions
Table 5.
LFBGA144
LFBGA100
STM32F103xC, STM32F103xD, STM32F103xE
High-density STM32F103xx pin definitions (continued)
I / O Level
(2)
Pins
WLCSP64
LQFP100
LQFP144
LQFP64
Pin name
Type
(1)
Alternate functions
(4)
Main
function
(3)
(after reset)
Default
Remap
H5
G5
K5
M6
L6
K6
J6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
51
52
53
54
55
56
57
V
SS_6
V
DD_6
PF13
PF14
PF15
PG0
PG1
PE7
PE8
PE9
V
SS_7
V
DD_7
PE10
PE11
PE12
PE13
PE14
PE15
PB10
PB11
V
SS_1
V
DD_1
S
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
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
S
V
SS_6
V
DD_6
PF13
PF14
PF15
PG0
PG1
PE7
PE8
PE9
V
SS_7
V
DD_7
PE10
PE11
PE12
PE13
PE14
PE15
PB10
PB11
V
SS_1
V
DD_1
SPI2_NSS/I2S2_WS/
I2C2_SMBA/
USART3_CK
(8)
/
TIM1_BKIN
(8)
SPI2_SCK/I2S2_CK
USART3_CTS
(8)
/
TIM1_CH1N
SPI2_MISO/TIM1_CH2N
USART3_RTS
(8)
/
SPI2_MOSI/I2S2_SD
TIM1_CH3N
(8)
/
FSMC_D13
FSMC_D14
USART3_TX
USART3_RX
FSMC_D7
FSMC_D8
FSMC_D9
FSMC_D10
FSMC_D11
FSMC_D12
I2C2_SCL/USART3_TX
(8)
I2C2_SDA/USART3_RX
(8)
TIM1_CH2N
TIM1_CH2
TIM1_CH3N
TIM1_CH3
TIM1_CH4
TIM1_BKIN
TIM2_CH3
TIM2_CH4
FSMC_A7
FSMC_A8
FSMC_A9
FSMC_A10
FSMC_A11
FSMC_D4
FSMC_D5
FSMC_D6
TIM1_ETR
TIM1_CH1N
TIM1_CH1
M7 H5
L7
K7
H6
G6
J7
J5
K5
-
-
G6
38 58
39 59
40 60
-
-
61
62
41 63
42 64
43 65
44 66
45 67
46 68
H8 H6
J8
K8
J6
K6
L8 G7
M8 H7
M9
J7 G3 29 47 69
M10 K7 F3 30 48 70
H7 E7 H2 31 49 71
G7 F7 H1 32 50 72
M11 K8 G2 33 51 73
PB12
I/O FT
PB12
M12 J8 G1 34 52 74
PB13
I/O FT
PB13
L11 H8 F2 35 53 75
L12 G8 F1 36 54 76
L9
K9
K9
J9
-
-
-
-
55 77
56 78
PB14
PB15
PD8
PD9
I/O FT
I/O FT
I/O FT
I/O FT
PB14
PB15
PD8
PD9
32/123
Doc ID 14611 Rev 7
STMICROELECTRONICS [ STMICROELECTRONICS ]
