GY-63_MS5611/libraries/TSL235R/examples/TSL235R_multi/TSL235R_multi.ino

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//
// FILE: TSL235R_multi.ino
// AUTHOR: Rob Tillaart
// PURPOSE: demo
// DATE: 2021-05-29
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//
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// NOTE
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// the max number of interrupt an Arduino UNO can handle
// is in the order of ~150 KHz for all interrupts.
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//
// Digital Pin layout ARDUINO
// =============================
// 2 IRQ 0 - to TSL235R
// 3 IRQ 1 - to TSL235R
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//
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// PIN 1 - GND
// PIN 2 - VDD - 5V
// PIN 3 - SIGNAL
#include "TSL235R.h"
TSL235R mySensor_450;
TSL235R mySensor_650;
volatile uint32_t cnt1 = 0;
volatile uint32_t cnt2 = 0;
uint32_t oldcnt1 = 0;
uint32_t oldcnt2 = 0;
uint32_t t = 0;
uint32_t lastMeasurement = 0;
void count_irq1()
{
cnt1++;
}
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void count_irq2()
{
cnt2++;
}
///////////////////////////////////////////////////////////////////
//
// SETUP
//
void setup()
{
Serial.begin(115200);
Serial.println(__FILE__);
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pinMode(2, INPUT_PULLUP);
pinMode(3, INPUT_PULLUP);
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attachInterrupt(0, count_irq1, RISING);
attachInterrupt(1, count_irq2, RISING);
mySensor_450.setWavelength(450);
mySensor_650.setWavelength(650);
}
void loop()
{
uint32_t now = millis();
if (now - lastMeasurement >= 1000)
{
lastMeasurement = now;
t = cnt1;
uint32_t Hz = t - oldcnt1;
oldcnt1 = t;
Serial.print("irradiance 450 nm:\t");
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Serial.print(mySensor_450.irradiance(Hz));
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Serial.println(" uW/cm2");
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t = cnt2;
Hz = t - oldcnt2;
oldcnt2 = t;
Serial.print("irradiance 650 nm:\t");
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Serial.print(mySensor_650.irradiance(Hz));
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Serial.println(" uW/cm2");
}
}
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// -- END OF FILE --
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