STMicroelectronics 32L4R9IDISCOVERY - Connectors; Arduino Connectors CN10, CN11, CN16 and CN17; Table 13. Arduino Compatible Connectors

Connectors UM2271
28/78 DocID030906 Rev 2
11 Connectors
11.1 Arduino connectors CN10, CN11, CN16 and CN17
CN10, CN11, CN16 and CN17 are female connectors compatible with Arduino Uno
Revision 3 standard. Most of shields designed for Arduino can fit to 32L4R9IDISCOVERY
board.
Table 13. Arduino compatible connectors
Left connectors Right connectors
CN No.
Pin
No.
Pin
Name
MCU
Pin
Function Function
MCU
Pin
Pin
Name
Pin
No.
CN No.
-
-
I2C3_SCL PG7 D15 10
CN10
Digital
I2C3_SDA PG8 D14 9
AVDD - AVDD 8
Ground - GND 7
CN16
Power
1 - - E5V test SPI2_SCK PB13 D13 6
2 IOREF - VDD SPI2_MISO PB14 D12 5
3 NRST NRST Reset
TIM3_CH2,
SPI2_MOSI
PB15 D11 4
43V3 -
3V3output
(note 1)
TIM5_CH4,
SPI2_NSS
PI0 D10 3
5 5V - 5Vinput/output TIM8_CH1N PH13 D9 2
6 GND - Ground - PH15 D8 1
7 GND - Ground -
8VIN -
+6V to +9V
power input
(note 2)
-PA4D78
CN11
Digital
- TIM3_CH1 PB4 D6 7
CN17
Analog
1 A0 PA7 ADC1_IN12 TIM5_CH2 PA1 D5 6
2 A1 PC4 ADC1_IN13 - PG6 D4 5
3 A2 PC3 ADC1_IN4 TIM15_CH2 PF10 D3 4
4 A3 PB0 ADC1_IN15 - PG11 D2 3
5A4
PA0 or
PG8
(note 3)
ADC1_IN5
or
I2C3_SDA
(note 3)
LPUART1_TX PC1 D1 2
6A5
PA5 or
PG7
(note 3)
ADC1_IN10
or
I2C3_SCL
(note 3)
LPUART1_RX PC0 D0 1