Mapping from MCU pins to Arduino pins. More...

Detailed Description

Mapping from MCU pins to Arduino pins.

You can use the defines in this file for simplified interaction with the Arduino specific pin numbers.

Author: Mikolai Gütschow mikol.nosp@m.ai.g.nosp@m.uetsc.nosp@m.how@.nosp@m.tu-dr.nosp@m.esde.nosp@m.n.de

Definition in file arduino_iomap.h.

#include "periph/gpio.h"
#include "periph/adc.h"

Include dependency graph for arduino_iomap.h:

XIAO's UART devices
Arduino's Serial uses USB-CDC-ACM stdio by default
#define	ARDUINO_UART_DEV UART_UNDEF
	The Xiao nRF52840 uses USB-CDC-ACM by default.

XIAO's SPI buses
#define	ARDUINO_SPI_DEV SPI_DEV(0)
	Standard SPI bus for general purpose use.

XIAO's I2C buses
#define	ARDUINO_I2C_DEV I2C_DEV(0)
	Standard I2C bus for general purpose use.

XIAO's on-board LED (LED_BUILTIN)
#define	ARDUINO_LED (11)
	Use the Red LED.

Mapping of MCU pins to Arduino pins
#define	ARDUINO_PIN_0 GPIO_PIN(0, 2)
	Pin Definition for D0.

#define	ARDUINO_PIN_1 GPIO_PIN(0, 3)
	Pin Definition for D1.

#define	ARDUINO_PIN_2 GPIO_PIN(0, 28)
	Pin Definition for D2.

#define	ARDUINO_PIN_3 GPIO_PIN(0, 29)
	Pin Definition for D3.

#define	ARDUINO_PIN_4 GPIO_PIN(0, 4)
	Pin Definition for D4.

#define	ARDUINO_PIN_5 GPIO_PIN(0, 5)
	Pin Definition for D5.

#define	ARDUINO_PIN_6 GPIO_PIN(1, 11)
	Pin Definition for D6.

#define	ARDUINO_PIN_7 GPIO_PIN(1, 12)
	Pin Definition for D7.

#define	ARDUINO_PIN_8 GPIO_PIN(1, 13)
	Pin Definition for D8.

#define	ARDUINO_PIN_9 GPIO_PIN(1, 14)
	Pin Definition for D9.

#define	ARDUINO_PIN_10 GPIO_PIN(1, 15)
	Pin Definition for D10.

#define	ARDUINO_PIN_11 GPIO_PIN(0, 26)
	Pin Definition for Red LED.

#define	ARDUINO_PIN_12 GPIO_PIN(0, 6)
	Pin Definition for Blue LED.

#define	ARDUINO_PIN_13 GPIO_PIN(0, 30)
	Pin Definition for Green LED.

#define	ARDUINO_PIN_LAST 13
	Last Arduino Pin.

Mapping of Arduino analog pins to RIOT ADC lines
#define	ARDUINO_A0 ADC_LINE(0)
	ADC Channel 0 for A0.

#define	ARDUINO_A1 ADC_LINE(1)
	ADC Channel 1 for A1.

#define	ARDUINO_A2 ADC_LINE(4)
	ADC Channel 4 for A2.

#define	ARDUINO_A3 ADC_LINE(5)
	ADC Channel 5 for A3.

#define	ARDUINO_A4 ADC_LINE(2)
	ADC Channel 2 for A4.

#define	ARDUINO_A5 ADC_LINE(3)
	ADC Channel 3 for A5.

#define	ARDUINO_ANALOG_PIN_LAST 5
	Last Analog Input Pin.

XIAO's UART devices