STMicroelectronics Nucleo Development Board for STM32 Microcontrollers NUCLEO-F103RB NUCLEO-F103RB Data Sheet
Product codes
NUCLEO-F103RB
Hardware layout and configuration
UM1724
DocID025833 Rev 3
Right connectors
CN5
digital
digital
10
D15
PB8
I2C1_SCL
9
D14
PB9
I2C1_SDA
8
AREF
-
AVDD
7
GND
-
Ground
6
D13
PA5
SPI1_SCK
5
D12
PA6
SPI1_MISO
4
D11
PA7
TIM11_CH1 or SPI1_MOSI
3
D10
PB6
TIM4_CH1 or SPI1_CS
2
D9
PC7
TIM3_CH2
1
D8
PA9
-
CN9
digital
digital
8
D7
PA8
-
7
D6
PB10
TIM2_CH3
6
D5
PB4
TIM3_CH1
5
D4
PB5
-
4
D3
PB3
TIM2_CH2
3
D2
PA10
-
2
D1
PA2
USART2_TX
1
D0
PA3
USART2_RX
1. Please refer to
Table 14. Arduino connectors on NUCLEO-L152RE (continued)
CN No.
Pin No.
Pin name
MCU pin
Function