Datasheet

DocID13586 Rev 16 27/90
STM32F101x8, STM32F101xB Pinouts and pin description
89
36 48 75 27 V
DD_2
SV
DD_2
37 49 76 28 PA14 I/O FT JTCK/SWCLK PA14
38 50 77 29 PA15 I/O FT JTDI
TIM2_CH1_ETR/
PA15/ SPI1_NSS
- 51 78 PC10 I/O FT PC10 USART3_TX
-5279 PC11 I/OFT PC11 USART3_RX
- 53 80 PC12 I/O FT PC12 USART3_CK
- - 81 2 PD0 I/O FT PD0
- - 82 3 PD1 I/O FT PD1
54 83 - PD2 I/O FT PD2 TIM3_ETR
- - 84 - PD3 I/O FT PD3 USART2_CTS
- - 85 - PD4 I/O FT PD4 USART2_RTS
- - 86 - PD5 I/O FT PD5 USART2_TX
- - 87 - PD6 I/O FT PD6 USART2_RX
- - 88 - PD7 I/O FT PD7 USART2_CK
39 55 89 30 PB3 I/O FT JTDO
TIM2_CH2 / PB3
TRACESWO
SPI1_SCK
40 56 90 31 PB4 I/O FT JNTRST
PB4 / TIM3_CH1
SPI1_MISO
41 57 91 32 PB5 I/O PB5 I2C1_SMBAl
TIM3_CH2 /
SPI1_MOSI
42 58 92 33 PB6 I/O FT PB6
I2C1_SCL
(8)
/
TIM4_CH1
(8)
USART1_TX
43 59 93 34 PB7 I/O FT PB7
I2C1_SDA
(8)
/
TIM4_CH2
(8)
USART1_RX
44 60 94 35 BOOT0 I BOOT0
45 61 95 - PB8 I/O FT PB8 TIM4_CH3
(8)
I2C1_SCL
46 62 96 - PB9 I/O FT PB9 TIM4_CH4
(8)
I2C1_SDA
- - 97 - PE0 I/O FT PE0 TIM4_ETR
- - 98 - PE1 I/O FT PE1
Table 4. Medium-density STM32F101xx pin definitions (continued)
Pins
Pin name
Type
(1)
I / O level
(2)
Main
function
(3)
(after reset)
Alternate functions
(3)(4)
LQFP48/
UFQFPN48
LQFP64
LQFP100
VFQFPN36
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