Pinouts and pin description
STM32F100x4, STM32F100x6, STM32F100x8, STM32F100xB
Table 4.
Pins
STM32F100xx pin definitions (continued)
Alternate functions(3)(4)
Main
Pin name
function(3)
(after reset)
Default
Remap
62
-
-
-
-
PD15
PC6
PC7
PC8
PC9
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
PD15
PC6
PC7
PC8
PC9
TIM4_CH4(10)
TIM3_CH1
TIM3_CH2
TIM3_CH3
TIM3_CH4
63 37 F6
64 38 E7
65 39 E8
66 40 D8
-
USART1_CK / MCO /
TIM1_CH1
67 41 D7 29
PA8
I/O FT
PA8
68 42 C7 30
69 43 C6 31
70 44 C8 32
71 45 B8 33
PA9
I/O FT
I/O FT
I/O FT
I/O FT
PA9
USART1_TX(12) / TIM1_CH2
USART1_RX(12) / TIM1_CH3
USART1_CTS / TIM1_CH4
USART1_RTS / TIM1_ETR
TIM15_BKIN
TIM17_BKIN
PA10
PA11
PA12
PA10
PA11
PA12
JTMS-
SWDIO
72 46 A8 34
PA13
I/O FT
PA13
73
-
-
-
Not connected
VSS_2
74 47 D5 35
75 48 E5 36
VSS_2
VDD_2
S
S
VDD_2
JTCK/SWCL
K
76 49 A7 37
77 50 A6 38
PA14
PA15
I/O FT
I/O FT
PA14
TIM2_CH1_ETR
/ PA15/
JTDI
SPI1_NSS
78 51 B7
79 52 B6
80 53 C5
-
-
PC10
PC11
PC12
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
I/O FT
I/O FT
I/O FT
PC10
PC11
PC12
USART3_TX
USART3_RX
USART3_CK
-
81
82
5
6
C1
D1
5
6
I/O FT OSC_IN(11)
I/O FT OSC_OUT(11)
83 54 B5
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
84
85
86
87
88
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
USART2_CTS
USART2_RTS
USART2_TX
USART2_RX
USART2_CK
TIM2_CH2 / PB3
TRACESWO
SPI1_SCK
89 55 A5 39
PB3
I/O FT
JTDO
28/84
Doc ID 16455 Rev 2
STMICROELECTRONICS [ ST ]
