#include
#include
#include
#include "i2c.h"

#define uchar unsigned char
#define W_24C64 0xa0
#define R_24C64 0xa1

//******************24C64操作*********************//

void delay_8ms(void)
{
?uchar i;
?i = 1500;
?while(i--);
}

//寫(xiě)入24C64
void w_24c64_data(uchar addr_24c64_H,uchar addr_24c64_L,uchar data_w)
{
?I_start();
?if(I_send(W_24C64))
?{
??if(I_send(addr_24c64_H) && I_send(addr_24c64_L))
??{
????if(I_send(data_w))
????{
?????I_stop();
????}
????else
????{
?????I_stop();
????}
??}
??else
??{
???I_stop();
??}
?}
?else
?{
??I_stop();
?}
}?
//讀24c64
void r_24c64_data(uchar addr_24c64_H,uchar addr_24c64_L,uchar *p_r)
{
?I_start();
?if(I_send(W_24C64))
?{
??if(I_send(addr_24c64_H) && I_send(addr_24c64_L))
??{
???I_start();
???if(I_send(R_24C64))
???{
????SDA = 1;
????*(p_r)=I_receive();
????I_clock();
????I_stop();
???}
???else
???{
????I_stop();
???}
??}
??else
??{
???I_stop();
??}
?}
?else
?{
??I_stop();
?}
}