led1.h

keil环境下基于lpc214x(arm7)的uCOS操作系统移植范例

const unsigned int  LED=(1<<24);          //P1.24控制LED,低电平点亮

void LED1_init()
{
	PINSEL2=PINSEL2&(~0x08);
	IO1DIR=LED;
}

void LED1_on()
{
	IO1SET=LED;
}

void LED1_off()
{
	IO1CLR=LED;
}