osd-contiki/examples/osd/arduino-bh1750/BH1750FVI-master/BasicDemo/BasicDemo.ino

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2016-05-17 16:43:11 +02:00
#include <Wire.h>
#include <BH1750FVI.h>
BH1750FVI eye;
word maxLux = 0;
void setup() {
Wire.begin();
Serial.begin(115200);
//most basic setup with all default options
eye.begin();
}
void loop() {
//take a sensor reading, with units of Lux
word value = eye.getLightLevel();
byte spaces;
if(value>maxLux) maxLux=value;
spaces=map(value, 0, maxLux, 0, 32);
for(int i=0; i<spaces; i++) Serial.print(' ');
Serial.println(value);
delay(100);
}