Table 14. Arduino ® Connectors On Stm32U083C-Dk - ST STM32U083C-DK User Manual

Left connectors
Connector Pin number Pin name
1 NC
2 IOREF
3 NRST
4 3V3
CN6
5 5V
6 GND
7 GND
8 VIN
1 A0
2 A1
3 A2
4 A3
CN8
5 A4
6 A5
1. VREF is selected from the internal as default. VREF can be selected from external CN5 pin8 or CN10 pin 10 (SB17 ON and SB12 OFF).
2. The ADC input range is 0 <= VIN <= VREF.
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Table 14. ARDUINO connectors on STM32U083C-DK
MCU pin Function Function
I2C1_SCL
I2C1_SDA
(1)
VREF+
GND
- Reserved for SPI1_SCK
test
- I/O reference SPI1_MISO
NRST RESET SPI1_MOSI or
TIM1_CH1N
- 3.3 V input/ SPI_CS or
output TIM16_CH1N
- 5 V output TIM3_CH2
- GND IO
- GND
- 7 to 12 V power
IO
input
TIM2_CH3
(2) ADC1_IN4 TIM3_CH1
PA0
(2) ADC1_IN5 IO
PA1
ADC1_IN8 TIM2_CH2
PA4 (2)
ADC1_IN17
PB0 (2) IO
(2) ADC1_IN1 or USART2_TX
PC1
I2C1_SDA
(2) ADC1_IN0 or USART2_RX
PC0
I2C1_SCL
Right connectors
MCU pin Pin name Pin number
PB8 SCL/D15 10
PB9 SDA/D14 9
- VREF 8
- GND 7
PA5 SCK/D13 6
PA6 MISO/D12 5
PA7 PWM/MOSI/D11 4
PB6 PWM/CS/D10 3
PC7 PWM/D9 2
PA9 D8 1
PA8 D7 8
PB10 PWM/D6 7
PB4 PWM/D5 6
PB5 D4 5
PB3 PWM/D3 4
PC12 D2 3
PA2 TX/D1 2
PA3 RX/D0 1
Connector
CN5
CN9