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55 lines
1.4 KiB
55 lines
1.4 KiB
//-----------------------
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// REQUIRES T4.x
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//-----------------------
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#include "TeensyTimerTool.h"
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using namespace TeensyTimerTool;
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PeriodicTimer t1(TCK); // Tick-Timer does not use any hardware timer (20 32bit channels)
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PeriodicTimer t2(TMR1); // First channel on TMR1 aka QUAD timer module. (TMR1 - TMR4, four 16bit channels each)
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PeriodicTimer t3(GPT1); // GPT1 module (one 32bit channel per module)
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OneShotTimer t4(TMR1); // Second channel on TMR1
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// Callbacks ===================================================================================
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void pulse200ns()
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{
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digitalWriteFast(1, HIGH);
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delayNanoseconds(200);
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digitalWriteFast(1, LOW);
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}
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void pulse400ns()
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{
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digitalWriteFast(2, HIGH);
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delayNanoseconds(400);
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digitalWriteFast(2, LOW);
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}
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void LED_ON()
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{
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digitalWriteFast(LED_BUILTIN, HIGH); // LED On
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t4.trigger(10'000); // trigger t4 to switch of after 10ms
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}
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void LED_OFF()
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{
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digitalWriteFast(LED_BUILTIN, LOW);
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}
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//================================================================================================
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void setup()
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{
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for (unsigned pin = 0; pin <= 13; pin++) pinMode(pin, OUTPUT);
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t1.begin(pulse200ns, 50'000); // 200ns pulse every 500 ms
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t2.begin(pulse400ns, 100); // 400ns pulse every 100 µs
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t3.begin(LED_ON, 1'000'000); // Switch LED on every second
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t4.begin(LED_OFF); // One shot timer to switch LED Off
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}
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void loop()
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{
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}
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