rt-thread-official/bsp/nuvoton_m451/drivers/led.c

48 lines
938 B
C

/*
* File : led.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2014, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2016-12-05 Pluto first implementation
*/
#include "led.h"
/* RT_USING_COMPONENTS_INIT */
#ifdef RT_USING_COMPONENTS_INIT
#include <components.h>
#endif
/*
LED: PC9 for M451 SDK
*/
#define LED_PORT PC
#define LED_DATA(dat) (PC9 = dat)
#define LED_BIT BIT9
/* Initial led gpio pin */
int rt_hw_led_init(void)
{
/* Configure the GPIO_LED pin */
GPIO_SetMode(LED_PORT, LED_BIT, GPIO_MODE_OUTPUT);
return 0;
}
void rt_hw_led_on(void)
{
LED_DATA(0);
}
void rt_hw_led_off(void)
{
LED_DATA(1);
}
/* Initial components for device */
INIT_DEVICE_EXPORT(rt_hw_led_init);