ST STM32U083C-DK - Table 14. ARDUINO Connectors on STM32 U083 C-DK

Table 14. ARDUINO
®
connectors on STM32U083C-DK
Left connectors Right connectors
Connector Pin number Pin name MCU pin Function Function MCU pin Pin name Pin number Connector
I2C1_SCL PB8 SCL/D15 10
CN5
I2C1_SDA PB9 SDA/D14 9
VREF+
(1)
- VREF 8
GND - GND 7
CN6
1 NC - Reserved for
test
SPI1_SCK PA5 SCK/D13 6
2 IOREF - I/O reference SPI1_MISO PA6 MISO/D12 5
3 NRST NRST RESET SPI1_MOSI or
TIM1_CH1N
PA7 PWM/MOSI/D11 4
4 3V3 - 3.3 V input/
output
SPI_CS or
TIM16_CH1N
PB6 PWM/CS/D10 3
5 5V - 5 V output TIM3_CH2 PC7 PWM/D9 2
6 GND - GND IO PA9 D8 1
7 GND - GND
8 VIN - 7 to 12 V power
input
IO
PA8 D7 8
CN9
TIM2_CH3 PB10 PWM/D6 7
CN8
1 A0
PA0
(2)
ADC1_IN4 TIM3_CH1 PB4 PWM/D5 6
2 A1
PA1
(2)
ADC1_IN5
IO
PB5 D4 5
3 A2
PA4
(2)
ADC1_IN8 TIM2_CH2 PB3 PWM/D3 4
4 A3
PB0
(2)
ADC1_IN17
IO
PC12 D2 3
5 A4
PC1
(2)
ADC1_IN1 or
I2C1_SDA
USART2_TX PA2 TX/D1 2
6 A5
PC0
(2)
ADC1_IN0 or
I2C1_SCL
USART2_RX PA3 RX/D0 1
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.
UM3292
- Rev 1
page 22/33
UM3292
Connectors