Texas Instruments MSP430

344
DS18B20_OUTPUT();
while(s < 8)
{
if((value & (1 << s)))
{
DS18B20_OUT_LOW();
_delay_cycles(1);
DS18B20_OUT_HIGH();
delay_us(60);
}
else
{
DS18B20_OUT_LOW();
delay_us(60);
DS18B20_OUT_HIGH();
_delay_cycles(1);
}
s++;
}
}
unsigned char onewire_read(void)
{
unsigned char s = 0x00;
unsigned char value = 0x00;
while(s < 8)
{
DS18B20_OUTPUT();
DS18B20_OUT_LOW();
_delay_cycles(1);
DS18B20_OUT_HIGH();
DS18B20_INPUT();
if(DS18B20_IN())
{
value |= (1 << s);
}
delay_us(60);
s++;
}
return value;
}
DS18B20.h
#include <msp430.h>
#include "delay.h"
#include "one_wire.h"