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39 lines
755 B
C++
39 lines
755 B
C++
//
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// FILE: TM1637_displayCelsius.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo TM1637 library
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// URL: https://github.com/RobTillaart/TM1637
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#include "TM1637.h"
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TM1637 TM;
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int temperature = 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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TM.begin(7, 6, 4); // clockpin, datapin, #digits
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}
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void loop()
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{
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// adjust brightness to temperature, just because it can be done.
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if (temperature < 0) TM.setBrightness(0);
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else TM.setBrightness(temperature / 20);
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// simulate temperature
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// colon indicate overflow or underflow.
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TM.displayCelsius(temperature, (temperature < -9) || (temperature > 99));
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temperature++;
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if (temperature == 125) temperature = -20;
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delay(100);
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}
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// -- END OF FILE --
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