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+ 0.1.03 Cozir

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+ added SetOperatingMode()
This commit is contained in:
rob tillaart 2014-11-16 16:04:43 +01:00
parent 9afc94a7e0
commit 3ef3907e67
2 changed files with 57 additions and 43 deletions
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64
libraries/Cozir/cozir.cpp
View File

@ -1,10 +1,11 @@
//
//
// FILE: Cozir.cpp
// AUTHOR: DirtGambit & Rob Tillaart
// VERSION: 0.1.02
// VERSION: 0.1.03
// PURPOSE: library for COZIR range of sensors for Arduino
// URL:
//
// Polling Mode
// URL:
//
// READ DATASHEET BEFORE USE OF THIS LIB !
//
// Released to the public domain
@ -22,8 +23,9 @@
COZIR::COZIR(NewSoftSerial& nss) : CZR_Serial(nss)
#endif
{
nss.begin(9600);
// overide default streaming (takes to much perf
SetOperatingMode(CZR_POLLING);
SetOperatingMode(CZR_POLLING);
// delay for initialization
delay(1200);
}
@ -33,7 +35,7 @@
// OPERATING MODE
//
// note: use CZR_COMMAND to minimize power consumption
// CZR_POLLING and CZR_STREAMING use an equally amount
// CZR_POLLING and CZR_STREAMING use an equally amount
// of power as both sample continuously...
//
void COZIR::SetOperatingMode(uint8_t mode)
@ -42,13 +44,11 @@ void COZIR::SetOperatingMode(uint8_t mode)
Command(buffer);
}
////////////////////////////////////////////////////////////
//
// POLLING MODE
//
// you need to set the polling mode explicitely before
// you need to set the polling mode explicitely before
// using these functions. SetOperatingMode(CZR_POLLING);
// this is the default behaviour of this Class but
// not of the sensor!!
@ -61,7 +61,8 @@ float COZIR::Fahrenheit()
float COZIR::Celsius()
{
uint16_t rv = Request("T");
return 0.1 * rv;
float f = 0.1 * (rv - 1000.0);
return f;
}
float COZIR::Humidity()
@ -107,7 +108,7 @@ uint16_t COZIR::CalibrateNitrogen()
uint16_t COZIR::CalibrateKnownGas(uint16_t value)
{
sprintf(buffer, "X %u", value);
return Request(buffer);
return Request(buffer);
}
// NOT RECOMMENDED, see datasheet
@ -115,7 +116,7 @@ uint16_t COZIR::CalibrateManual(uint16_t value)
{
return 0;
//sprintf(buffer, "u %u", value);
//return Request(buffer);
//return Request(buffer);
}
// NOT RECOMMENDED, see datasheet
@ -147,8 +148,6 @@ uint8_t COZIR::GetDigiFilter()
return Request("a");
}
////////////////////////////////////////////////////////////
//
// STREAMING MODE
@ -175,20 +174,19 @@ void COZIR::GetRecentFields()
Command("Q");
}
////////////////////////////////////////////////////////////
//
// EEPROM - USE WITH CARE
// EEPROM - USE WITH CARE
//
// SEE DATASHEET 7.2 EEPROM FOR DETAILS
//
// TODO
// - defines for addresses
// TODO
// - defines for addresses
// - do HILO values in one call
//
void COZIR::SetEEPROM(uint8_t address, uint8_t value)
{
sprintf(buffer, "P %u %u", address, value);
sprintf(buffer, "P %u %u", address, value);
Command(buffer);
}
@ -198,8 +196,6 @@ uint8_t COZIR::GetEEPROM(uint8_t address)
return Request(buffer);
}
////////////////////////////////////////////////////////////
//
// COMMAND MODE
@ -218,26 +214,40 @@ void COZIR::GetConfiguration()
/////////////////////////////////////////////////////////
// PRIVATE
void COZIR::Command(char* s)
void COZIR::Command(const char* s)
{
CZR_Serial.print(s);
CZR_Serial.print("\r\n");
}
uint16_t COZIR::Request(char* s)
uint16_t COZIR::Request(const char* s)
{
Command(s);
// empty buffer
buffer[0] = '\0';
// read answer; there may be a 100ms delay!
// TODO: PROPER TIMEOUT CODE.
delay(100);
delay(200);
int idx = 0;
while(CZR_Serial.available())
{
buffer[idx++] = CZR_Serial.read();
buffer[idx++] = CZR_Serial.read();
}
buffer[idx] = '\0';
return atoi(&buffer[1]);
uint16_t rv = 0;
switch(buffer[0])
{
case 'T' :
rv = atoi(&buffer[5]);
if (buffer[4] == 1) rv += 1000;
// negative values are mapped above 1000..1250 => capture this in Celsius()
break;
default :
rv = atoi(&buffer[2]);
break;
}
return rv;
}
// -- END OF FILE --

36
libraries/Cozir/cozir.h
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@ -1,10 +1,11 @@
//
//
// FILE: Cozir.h
// AUTHOR: DirtGambit & Rob Tillaart
// VERSION: 0.1.02
// VERSION: see COZIR_LIB_VERSION
// PURPOSE: library for COZIR range of sensors for Arduino
// URL:
//
// Polling Mode
// URL:
//
// READ DATASHEET BEFORE USE OF THIS LIB !
//
// Released to the public domain
@ -21,9 +22,9 @@
#include "NewSoftSerial.h"
#endif
#define COZIR_LIB_VERSION 0.1.02
#define COZIR_LIB_VERSION "0.1.03"
// OUTPUTFIELDS
// OUTPUTFIELDS
// See datasheet for details.
// These defines can be OR-ed for the SetOutputFields command
#define CZR_LIGHT 0x2000
@ -44,7 +45,7 @@
// easy default setting for streaming
#define CZR_HTC (CZR_HUMIDITY | CZR_RAWTEMP | CZR_RAWCO2)
// not in datasheet for debug only
#define CZR_ALL 0x3FFF
#define CZR_ALL 0x3FFE
// OPERATING MODES
#define CZR_COMMAND 0x00
@ -60,8 +61,6 @@ class COZIR
COZIR(NewSoftSerial&);
#endif
void SetOperatingMode(uint8_t mode);
float Celsius();
float Fahrenheit();
float Humidity();
@ -75,28 +74,33 @@ class COZIR
uint16_t CalibrateManual(uint16_t );
uint16_t SetSpanCalibrate(uint16_t );
uint16_t GetSpanCalibrate();
void SetDigiFilter(uint8_t );
uint8_t GetDigiFilter();
void SetOutputFields(uint16_t );
void GetRecentFields();
void SetEEPROM(uint8_t , uint8_t );
uint8_t GetEEPROM(uint8_t );
void GetVersionSerial();
void GetConfiguration();
private:
#if defined(ARDUINO) && ARDUINO >= 100
SoftwareSerial& CZR_Serial;
#else
NewSoftSerial& CZR_Serial;
#endif
void SetOperatingMode(uint8_t mode);
void Command(const char* );
uint16_t Request(const char* );
char buffer[20];
void Command(char* );
uint16_t Request(char* );
};
#endif
// -- END OF FILE --