samr21-xpro/include/board.h File Reference

Board specific definitions for the Atmel SAM R21 Xplained Pro board. More...

Detailed Description

#include "cpu.h"
#include "periph_conf.h"
#include "periph_cpu.h"
+ Include dependency graph for samr21-xpro/include/board.h:

Go to the source code of this file.

Macros

xtimer configuration
#define XTIMER_DEV   TIMER_1
 
#define XTIMER_CHAN   (0)
 
AT86RF233 configuration

{spi bus, spi speed, cs pin, int pin, reset pin, sleep pin}

#define AT86RF2XX_PARAMS_BOARD
 
LED pin definitions and handlers
#define LED0_PIN   GPIO_PIN(0, 19)
 
#define LED_PORT   PORT->Group[0]
 
#define LED0_MASK   (1 << 19)
 
#define LED0_ON   (LED_PORT.OUTCLR.reg = LED0_MASK)
 
#define LED0_OFF   (LED_PORT.OUTSET.reg = LED0_MASK)
 
#define LED0_TOGGLE   (LED_PORT.OUTTGL.reg = LED0_MASK)
 
SW0 (Button) pin definitions
#define BUTTON_PORT   PORT->Group[0]
 
#define BUTTON_PIN   (28)
 
#define BUTTON_GPIO   GPIO_PIN(0, BUTTON_PIN)
 

Functions

void board_init (void)
 Initialize board specific hardware, including clock, LEDs and std-IO.