ARM Learning

/*
 
This is example for ClosedCube OPT3001 Digital Ambient Light Sensor breakout board 
 
Initial Date: 02-Dec-2015
 
Hardware connections for Arduino Uno:
VDD to 3.3V DC
SDA to A4
SCL to A5
GND to common ground
 
Written by AA for ClosedCube
 
MIT License
 
*/
 
#include <Wire.h>
#include <ClosedCube_OPT3001.h>
 
ClosedCube_OPT3001 opt3001;
 
#define OPT3001_ADDRESS 0x44
 
void setup()
{
	Serial.begin(9600);
	Serial.println("ClosedCube OPT3001 Arduino Test");
 
	opt3001.begin(OPT3001_ADDRESS);
	Serial.print("OPT3001 Manufacturer ID");
	Serial.println(opt3001.readManufacturerID());
	Serial.print("OPT3001 Device ID");
	Serial.println(opt3001.readDeviceID());
 
	configureSensor();
	printResult("High-Limit", opt3001.readHighLimit());
	printResult("Low-Limit", opt3001.readLowLimit());
	Serial.println("----");
}
 
void loop()
{
	OPT3001 result = opt3001.readResult();
	printResult("OPT3001", result);
	delay(500);
}
 
void configureSensor() {
	OPT3001_Config newConfig;
 
	newConfig.RangeNumber = B1100;	
	newConfig.ConvertionTime = B0;
	newConfig.Latch = B1;
	newConfig.ModeOfConversionOperation = B11;
 
	OPT3001_ErrorCode errorConfig = opt3001.writeConfig(newConfig);
	if (errorConfig != NO_ERROR)
		printError("OPT3001 configuration", errorConfig);
	else {
		OPT3001_Config sensorConfig = opt3001.readConfig();
		Serial.println("OPT3001 Current Config:");
		Serial.println("------------------------------");
 
		Serial.print("Conversion ready (R):");
		Serial.println(sensorConfig.ConversionReady,HEX);
 
		Serial.print("Conversion time (R/W):");
		Serial.println(sensorConfig.ConvertionTime, HEX);
 
		Serial.print("Fault count field (R/W):");
		Serial.println(sensorConfig.FaultCount, HEX);
 
		Serial.print("Flag high field (R-only):");
		Serial.println(sensorConfig.FlagHigh, HEX);
 
		Serial.print("Flag low field (R-only):");
		Serial.println(sensorConfig.FlagLow, HEX);
 
		Serial.print("Latch field (R/W):");
		Serial.println(sensorConfig.Latch, HEX);
 
		Serial.print("Mask exponent field (R/W):");
		Serial.println(sensorConfig.MaskExponent, HEX);
 
		Serial.print("Mode of conversion operation (R/W):");
		Serial.println(sensorConfig.ModeOfConversionOperation, HEX);
 
		Serial.print("Polarity field (R/W):");
		Serial.println(sensorConfig.Polarity, HEX);
 
		Serial.print("Overflow flag (R-only):");
		Serial.println(sensorConfig.OverflowFlag, HEX);
 
		Serial.print("Range number (R/W):");
		Serial.println(sensorConfig.RangeNumber, HEX);
 
		Serial.println("------------------------------");
	}
 
}
 
void printResult(String text, OPT3001 result) {
	if (result.error == NO_ERROR) {
		Serial.print(text);
		Serial.print(": ");
		Serial.print(result.lux);
		Serial.println(" lux");
	}
	else {
		printError(text,result.error);
	}
}
 
void printError(String text, OPT3001_ErrorCode error) {
	Serial.print(text);
	Serial.print(": [ERROR] Code #");
	Serial.println(error);
}