24 lines
466 B
Arduino
24 lines
466 B
Arduino
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#include <Wire.h>
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#include <BH1750FVI.h>
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BH1750FVI eye;
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word maxLux = 0;
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void setup() {
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Wire.begin();
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Serial.begin(115200);
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//most basic setup with all default options
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eye.begin();
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}
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void loop() {
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//take a sensor reading, with units of Lux
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word value = eye.getLightLevel();
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byte spaces;
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if(value>maxLux) maxLux=value;
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spaces=map(value, 0, maxLux, 0, 32);
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for(int i=0; i<spaces; i++) Serial.print(' ');
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Serial.println(value);
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delay(100);
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}
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