main.c

本程序为7HC595的驱动程序

#include <lpc_2132.h>


uint8 ii,jj;


void main(void)
{

   PINSEL0 =0x00005500;

	IODIR0 = Bz | HC595_CS;  
	IODIR1 = led_1 | led_2;  

	Bz_on(); delay(300);  Bz_off();

	MSPI_Init();
	ii=0;
	while(1)
	{                   	   		  
		  led_1_on(); led_2_off();
		  delay(5000);                 
          
		  led_1_off(); led_2_on();
		  delay(5000);   

		   ii++;
		   if(ii>15){ii=0; Bz_on(); delay(300);  Bz_off();}

		  jj=MSPI_SendData(ii);		// 数码管显示
    }

}