driver.c

嵌入式TCP/IP模块

#include "config.h"
#include "../include/cfg_net.h"

uint8 Testwritep(void)         //检测写保护 
{      
     uint32 i;
     i=~RESP;
     IO0DIR&=i;                //RESP为输入
     
     if(IO0PIN&RESP)
         return (TURE);
     else
         return (FALSE);    
}