iAQ-MOD1023.cpp

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*/

//	MOD1023 indoor air quality sensor Arduino library
//	Written originally by Embedded Adventures

#include "iAQ-MOD1023.h"
#include "Wire.h"

uns8 data[9]; 

void iAQClass::readRegisters() {
	int i = 0;
	Wire.requestFrom(IAQ_ADDR, 9);
	while(Wire.available()) {
		data[i] = Wire.read();
		i++;
	}
}

uns16 iAQClass::getPrediction() {
	return (uns16)((data[0] << 8) + data[1]);
}

sn32 iAQClass::getResistance() {
	return (sn32)(data[3] << 24) + (sn32)(data[4] << 16) + (sn32)(data[5] << 8) + (sn32)data[6];
}

uns16 iAQClass::getTVOC() {
	return (uns16)(data[7] << 8) + (uns16)(data[8]);
}

char *iAQClass::getStatus() {
	if (data[2] == 0x00)
		return "OK";
	else if (data[2] == 0x10)
		return "RUNIN";
	else if (data[2] == 0x01)
		return "BUSY";
	else if (data[2] == 0x80)
		return "ERROR";
	else
		return "UNRECOGNIZED DATA";
}

uns8 iAQClass::getStatusByte() {
	return data[2];
}

iAQClass iaq;