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52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
//
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// FILE: Max44007_test02.ino
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// AUTHOR: Moritz Ulmer
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// PURPOSE: demo of Max44007 library
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// DATE: 2022-01-04
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//
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// NOTE: To select the alternative I2C address on the GY-49 breakout board,
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// the A0 pin has to be set to 3V3. It is soldered to GND by default.
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// See switch S1 / jp1 in the schematics.
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// Made for ESP specific; does not work on UNO;
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#include "Wire.h"
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#include "Max44007.h"
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// Don't begin I2C interface (Wire). Will be called in setup()
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Max44007 myLuxA(MAX44007_DEFAULT_ADDRESS, &Wire);
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Max44007 myLuxB(MAX44007_ALT_ADDRESS, &Wire);
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Max44007 myLuxC(MAX44007_DEFAULT_ADDRESS, &Wire1);
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Max44007 myLuxD(MAX44007_ALT_ADDRESS, &Wire1);
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uint32_t lastDisplay = 0;
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void setup()
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{
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Serial.begin(115200);
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Serial.println(__FILE__);
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Serial.print("MAX44007_LIB_VERSION: ");
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Serial.println(MAX44007_LIB_VERSION);
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Wire.begin(19, 18);
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Wire1.begin(22, 23);
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}
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void loop() {
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if (millis() - lastDisplay >= 1000) {
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lastDisplay += 1000;
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Serial.println("Sensor|Error|Lux");
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Serial.printf("A |%d |%f\n", myLuxA.getError(), myLuxA.getLux());
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Serial.printf("B |%d |%f\n", myLuxB.getError(), myLuxB.getLux());
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Serial.printf("C |%d |%f\n", myLuxC.getError(), myLuxC.getLux());
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Serial.printf("D |%d |%f\n", myLuxD.getError(), myLuxD.getLux());
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}
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}
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// -- END OF FILE --
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