Atmel SAM D21 Xplained Pro

Support for the Atmel SAM D21 Xplained Pro board. More...

Detailed Description

Files

file  samd21-xpro/include/board.h
 Board specific definitions for the Atmel SAM D21 Xplained Pro board.
 
file  boards/samd21-xpro/include/periph_conf.h
 Configuration of CPU peripherals for the Atmel SAM D21 Xplained Pro board.
 

Functions

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

xtimer configuration

#define XTIMER_DEV   TIMER_1
 
#define XTIMER_CHAN   (0)
 

LED pin definitions and handlers

#define LED0_PIN   GPIO_PIN(PB, 30)
 
#define LED_PORT   PORT->Group[PB]
 
#define LED0_MASK   (1 << 30)
 
#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 BTN0_PORT   PORT->Group[PA]
 
#define BTN0_PIN   GPIO_PIN(PA, 15)
 
#define BTN0_MODE   GPIO_IN_PU