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63 lines
1.2 KiB
C++
63 lines
1.2 KiB
C++
//
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// FILE: functionGenerator.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo function generators
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// DATE: 2015-01-03
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// URL: https://github.com/RobTillaart/FunctionGenerator
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//
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#include "functionGenerator.h"
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funcgen gen;
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uint32_t lastTime = 0;
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char choice = '0';
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void setup()
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{
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Serial.begin(500000);
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Serial.println(__FILE__);
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Serial.println("Start ");
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gen.setFrequency(4);
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gen.setAmplitude(50);
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}
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void loop()
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{
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if (Serial.available())
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{
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choice = Serial.read();
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}
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// wave selection by potMeter
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// int choice = analogRead(A0) / 200;
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float value;
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// wait for next millisecond;
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if (millis() - lastTime > 0)
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{
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lastTime = millis();
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float t = lastTime * 0.001;
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switch (choice)
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{
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case '0': value = gen.square(t); break;
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case '1': value = gen.sawtooth(t); break;
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case '2': value = gen.triangle(t); break;
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case '3': value = gen.stair(t); break;
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case '4': value = gen.sinus(t); break;
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case '5': value = gen.line(); break;
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case '6': value = gen.random(); break;
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default: value = gen.zero(); break;
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}
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Serial.println(value);
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}
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}
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// -- END OF FILE --
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