20 lines
385 B
C
20 lines
385 B
C
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#ifndef _IO_GUARD
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#define _IO_GUARD
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#include "dev/light-sensor.h"
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#include "dev/leds.h"
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// get float from light sensor including transfer function
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float
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getLight(void)
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{
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int lightData = light_sensor.value(LIGHT_SENSOR_PHOTOSYNTHETIC);
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float V_sensor = 1.5 * lightData / 4096;
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float I = V_sensor/1e5;
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float light = 0.625 * 1e6 * I * 1000;
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return light;
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}
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#endif
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