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ds18b20.h
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ds18b20.h
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/*
* ds18b20.h
*
* Created: 18.02.2016 21:36:23
* Author: Zbyszek
*/
#ifndef DS18B20_H_
#define DS18B20_H_
//commands definitions
#define DS18B20_CMD_CONVERTTEMP 0x44
#define DS18B20_CMD_RSCRATCHPAD 0xbe
#define DS18B20_CMD_WSCRATCHPAD 0x4e
#define DS18B20_CMD_CPYSCRATCHPAD 0x48
#define DS18B20_CMD_RECEEPROM 0xb8
#define DS18B20_CMD_RPWRSUPPLY 0xb4
#define DS18B20_CMD_SEARCHROM 0xf0
#define DS18B20_CMD_READROM 0x33
#define DS18B20_CMD_MATCHROM 0x55
#define DS18B20_CMD_SKIPROM 0xcc
#define DS18B20_CMD_ALARMSEARCH 0xec
//Reading and writing data from ds chip is time-based, so we may want disable interrupts while doing so.
#define DS18B20_INT_DISABLE 1
//functions
int ds18b20_readtemp();
#endif