ds1307

[yusef12]

سلام کسی کتابخونه ds1307 رو داره ؟

[1morteza]

پاسخ : ds1307

 // Software I2C connections
sbit Soft_I2C_Scl      at RD7_bit;
sbit Soft_I2C_Sda      at RD6_bit;
sbit Soft_I2C_Scl_Direction at TRISD7_bit;
sbit Soft_I2C_Sda_Direction at TRISD6_bit;
 //End Software I2C connections
unsigned char read_ds1307(unsigned char address );
void write_ds1307(unsigned char address,unsigned char w_data);



unsigned char read_ds1307(unsigned char address)
  {
soft_I2C_Start();
Soft_I2C_Write(0xd0); //address 0x68 followed by direction bit (0 for write, 1 for read) 0x68 followed by 0 --> 0xD0
Soft_I2C_Write(address);
soft_I2C_Stop();
soft_I2C_Start();
//soft_I2C_Repeated_Start();
Soft_I2C_Write(0xd1); //0x68 followed by 1 --> 0xD1
data1=soft_I2C_Read(0);
soft_I2C_Stop();
return(data1);
}

 void write_ds1307(unsigned char address,unsigned char w_data)
{
soft_I2C_Start(); // issue I2C start signal
//address 0x68 followed by direction bit (0 for write, 1 for read) 0x68 followed by 0 --> 0xD0
Soft_I2C_Write(0xD0); // send byte via I2C (device address + W)
Soft_I2C_Write(address); // send byte (address of DS1307 location)
Soft_I2C_Write(w_data); // send data (data to be written)
soft_I2C_Stop(); // issue I2C stop signal
}



Vvoid main()
{

   Soft_I2C_Init();

while()
{


   sec=read_ds1307(0); // read second
   minute=read_ds1307(1); // read minute
   hour1=convert(hour);


                 day=read_ds1307(4);
                year=read_ds1307(6);
      month=read_ds1307(5);
}
}

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