ss16.c

来自「教你学习arm,自己慢慢消化吧」· C语言 代码 · 共 32 行

#include<stdio.h>
#include<lpc213x.h>

typedef unsigned char uint8;
typedef unsigned long uint32;
void ssp_init(void);
uint8  SSP_SendData(uint8 data);
void delay(uint8 g );
uint8  ssp_readdata();
void ssp_inits(void);


volatile uint8 svr;





int main(){
PINSEL1=0x000002a8;
IO0DIR=1<<22;
IO1DIR=0x00ff0000;
ssp_init();
svr=SSP_SendData(0xf0);

//while(1){
//svr=ssp_readdata();
IO1CLR=(~svr)<<16;
IO1SET=svr<<16;
//  }
}