Pinouts and pin description
STM32F105xx, STM32F107xx
Table 5.
Pins
Pin definitions (continued)
Alternate functions(4)
Main
function(3)
(after reset)
Pin name
Default
Remap
USART1_CTS / CAN1_RX /
TIM1_CH4(7)/OTG_FS_DM
70 44
PA11
I/O FT
I/O FT
PA11
PA12
USART1_RTS / OTG_FS_DP /
CAN1_TX(7) / TIM1_ETR(7)
71 45
72 46
PA12
PA13
I/O FT JTMS-SWDIO
Not connected
PA13
PA14
73
-
74 47
75 48
76 49
V
S
S
V
V
SS_2
SS_2
V
DD_2
DD_2
PA14
PA15
PC10
PC11
I/O FT JTCK-SWCLK
TIM2_CH1_ETR / PA15
SPI1_NSS
77 50
78 51
79 52
I/O FT
I/O FT
I/O FT
JTDI
PC10
PC11
SPI3_NSS / I2S3_WS
UART4_TX
USART3_TX/ SPI3_SCK
USART3_RX/
SPI3_MISO
UART4_RX
USART3_CK/
SPI3_MOSI
80 53
PC12
I/O FT
PC12
UART5_TX
(8)
81
82
5
6
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
I/O FT OSC_IN
CAN1_RX
CAN1_TX
(8)
I/O FT OSC_OUT
83 54
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
PD2
PD3
PD4
PD5
PD6
PD7
TIM3_ETR / UART5_RX
84
85
86
87
88
-
-
-
-
-
USART2_CTS
USART2_RTS
USART2_TX
USART2_RX
USART2_CK
PB3 / TRACESWO/
TIM2_CH2 / SPI1_SCK
89 55
90 56
91 57
PB3
PB4
PB5
I/O FT
I/O FT
I/O
JTDO
NJTRST
PB5
SPI3_SCK / I2S3_CK
SPI3_MISO
PB4 / TIM3_CH1/
SPI1_MISO
I2C1_SMBA / SPI3_MOSI /
ETH_PPS_OUT / I2S3_SD
TIM3_CH2/SPI1_MOSI/
CAN2_RX
92 58
93 59
94 60
95 61
96 62
PB6
PB7
I/O FT
I/O FT
I
PB6
PB7
I2C1_SCL(7)/TIM4_CH1(7)
I2C1_SDA(7)/TIM4_CH2(7)
USART1_TX/CAN2_TX
USART1_RX
BOOT0
PB8
BOOT0
PB8
I/O FT
I/O FT
TIM4_CH3(7)/ ETH_MII_TXD3
TIM4_CH4(7)
I2C1_SCL/CAN1_RX
I2C1_SDA / CAN1_TX
PB9
PB9
28/95
Doc ID 15274 Rev 4
STMICROELECTRONICS [ ST ]
