led.c

来自「裸板的tftp客户端」· C语言 代码 · 共 20 行

#include "./include/led.h"
void InitLed()
{
	GPBCON = (GPBCON & ~0x3fc000) | 0x154000;
	GPBUP &= ~0x780;
}

void LedPlay(int iLedVal)
{
	GPBDAT=(GPBDAT | 0x780) &( ~(( iLedVal & 0x78) << 4));
}

extern void Delay(int msec)
{
	int iDelay = msec * 2048;
	while(iDelay)
		iDelay--;
}