ext_int_example2.c File Reference

Nested External Interrupt example for megaRF device.

Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.

#include <asf.h>
#include <conf_interrupt.h>

Functions
static void	ext_int0_callback (void)
	Interrupt callback for External interrupt Switch ON LED1(PORTE3) for some time and then switches OFF when the interrupt is triggered. More...
static void	ext_int1_callback (void)
	Interrupt callback for External interrupt Switch ON LED2(PORTE2) for some time and then switches OFF when the interrupt is triggered. More...
static void	ext_int_delay (void)
	delay routine for LED to be ON for some time More...
int	main (void)
	Main function. More...

static void ext_int0_callback ( void  )

static

Interrupt callback for External interrupt Switch ON LED1(PORTE3) for some time and then switches OFF when the interrupt is triggered.

Also I-bit is set so that all other interrupts are activated

Parameters

none

References cpu_irq_enable, ext_int_delay(), LED_Off, LED_On, and LED_YELLOW_GPIO.

Referenced by main().

static void ext_int1_callback ( void  )

static

Interrupt callback for External interrupt Switch ON LED2(PORTE2) for some time and then switches OFF when the interrupt is triggered.

Parameters

none

References ext_int_delay(), LED_GREEN_GPIO, LED_Off, and LED_On.

Referenced by main().

static void ext_int_delay ( void  )

inlinestatic

delay routine for LED to be ON for some time

Parameters

none

Referenced by ext_int0_callback(), and ext_int1_callback().

int main

(

void

)

Main function.

References board_init(), CONFIG_INTERRUPT_MODE, CONFIG_INTERRUPT_SOURCE, cpu_irq_disable, cpu_irq_enable, ext_int0_callback(), EXT_INT0_PIN, ext_int1_callback(), ext_int_init(), ext_int_set_interrupt_callback(), IOPORT_SENSE_RISING, and sysclk_init().