mirror of
https://github.com/RobTillaart/Arduino.git
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79 lines
1.2 KiB
C++
79 lines
1.2 KiB
C++
//
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// FILE: test_fixedPoint.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: test decimal point for floats.
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// URL: http://www.adafruit.com/products/1002
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// URL: https://github.com/RobTillaart/HT16K33
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#include "HT16K33.h"
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HT16K33 seg(0x70);
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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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if (! seg.begin())
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{
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Serial.println("not connected");
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}
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Wire.setClock(100000);
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seg.displayOn();
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seg.displayFixedPoint0(1.945);
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delay(1000);
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seg.displayFixedPoint1(1.945);
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delay(1000);
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seg.displayFixedPoint2(1.945);
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delay(1000);
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seg.displayFixedPoint3(1.945);
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delay(1000);
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}
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void loop()
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{
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test_printFixedPoint();
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Serial.println("---------------");
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delay(1000);
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}
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void test_printFixedPoint()
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{
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for (int i = -2000; i < 2000; i++)
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{
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float f = i * 0.001;
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seg.displayFixedPoint3(f);
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delay(2);
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}
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for (int i = -2000; i < 2000; i++)
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{
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float f = i * 0.001;
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seg.displayFixedPoint2(f);
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delay(2);
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}
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for (int i = -2000; i < 2000; i++)
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{
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float f = i * 0.001;
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seg.displayFixedPoint1(f);
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delay(2);
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}
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for (int i = -2000; i < 2000; i++)
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{
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float f = i * 0.001;
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seg.displayFixedPoint0(f);
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delay(2);
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}
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}
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// -- END OF FILE --
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