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one_wire_temperature.h
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one_wire_temperature.h
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/*
Licensed under the EUPL V.1.1, Lizenziert unter EUPL V.1.1
*/
/* The one_wire_temperatur.h is a header file for the functions specific to read temperature of sensor via one wire bus*/
#ifndef ONE_WIRE_TEMPERATURE__H
#define ONE_WIRE_TEMPERATURE__H
#include "api_define.h"
#include "api_global.h"
#include "api_debug.h"#include "api.h"
#define DS1820_START_CONVERSION 0x44
#define DS1820_READ_SCRATCHPAD 0xbe
#define DS1820_WRITE_SCRATCHPAD 0x4E
#define DS1820_CONFIG_REGISTER 0x7f
#define DS1820_READ_POWER_SUPPLY 0xb4
extern uint16_t owiTemperatureTimeoutMask;
extern uint8_t owiUseCommonTemperatureConversion_flag;
extern uint8_t owiTemperatureConversionGoingOnCountDown;
extern uint8_t owiTemperatureIgnoreConversionResponse;
extern uint16_t owiTemperatureMaxConversionTime;
extern uint8_t owiTemperatureParasiticModeMask;
extern uint8_t owiTemperatureParasiticModeMask;
extern uint8_t owiTemperatureResolution_DS18B20;
extern uint8_t owiTemperatureSensorBySensorParasiticConversionFlag;
void owiTemperatureSensors( struct uartStruct *ptr_uartStruct );
void owiTemperatureReadSensors( struct uartStruct *ptr_uartStruct, uint8_t convert );/* read the temperature of sensor*/
uint8_t owiTemperatureReadSensorsCheckCommandSyntax(struct uartStruct *ptr_uartStruct);
uint32_t owiTemperatureReadSingleSensor( unsigned char bus, unsigned char * id );/* read the data of the scratchpad of device ID */
uint16_t owiTemperatureGetNumberOfDevicesAndSetTemperatureMask(struct uartStruct *ptr_uartStruct);
int owiTemperatureConversions( uint8_t *pins, uint8_t waitForResult, uint8_t spawnReleaseBlock );
void owiTemperatureConversionParasitic( unsigned char pins );
uint8_t owiTemperatureConversionEvaluateTimeoutFlag(const unsigned char timeout_flag, const uint8_t currentPins,
const uint32_t maxcount, const uint32_t count, uint16_t *currentTimeoutMask,
const uint16_t maxConversionTime);
void owiTemperatureSensorBySensorParasiticConversion(uint8_t currentPins, uint16_t selectedDeviceIndex);
void owiTemperatureMiscSubCommands( struct uartStruct *ptr_uartStruct );
void owiTemperatureMiscSubCommandGetSetForceParasiticMode(struct uartStruct *ptr_uartStruct);
void owiTemperatureMiscSubCommandGetSetMaxConversionTime(struct uartStruct *ptr_uartStruct);
void owiTemperatureMiscSubCommandGetSetFlag(struct uartStruct *ptr_uartStruct, uint8_t *flag, PGM_P text, uint8_t invert);
void owiTemperatureMiscSubCommandGetSetResolution_DS18B20(struct uartStruct *ptr_uartStruct);
void owiTemperatureMiscSubCommandConvertOnly(struct uartStruct *ptr_uartStruct);
void owiTemperatureMiscSubCommandGetSetStepByStepParasiticConversion(struct uartStruct *ptr_uartStruct);
enum errorCodes
{
eNoError = 0,
eWrongCANAddress = 1, // bogus address set on hex-switches
eCANDataSize = 2, // bogus amount of bytes arrived
eI2CTimeout = 4, // I²C problem
eI2CFatalError = 8, // I²C problem
eI2CRetryFailed = 16, // I²C problem
eADCTimeout = 32, // ADC conversion failed
eCPLDAcknowledgeTimeout = 64, // CPLD communication problem
eADCwrongAddress = 128
} ErrorCodes;
extern const char* const owiTemperatureCommandKeywords[] PROGMEM;
enum owiTemperatureCommandKeyNumber
{
owiTemperatureCommandKeyNumber_CONVERT_ONLY = 0,
owiTemperatureCommandKeyNumber_NO_CONVERT,
owiTemperatureCommandKeyNumber_IGNORE_CONVERSION_RESPONSE,
owiTemperatureCommandKeyNumber_MAX_CONVERSION_TIME_MS,
owiTemperatureCommandKeyNumber_FORCE_PARASITIC_MODE,
owiTemperatureCommandKeyNumber_RESOLUTION_DS18B20,
owiTemperatureCommandKeyNumber_SINGLE_SENSOR_PARSITIC_CONVERSION,
owiTemperatureCommandKeyNumber_MAXIMUM_NUMBER
};
#endif