enabled megaAVR 0-series devices, added getPulseCorrectionNanos()

Author: ArminJo

changelog.md

@@ -4,6 +4,7 @@ The latest version may not be released!
 - Fix errors if LED_BUILTIN is not defined.
 - Fixed error for AVR timer1. Thanks to alexbarcelo.
 - New example IRremoteExtensionTest.
+- Enabled megaAVR 0-series devices.
 
 ## 3.2.0
 - Fix for ESP32 send Error, removed `USE_SOFT_SEND_PWM` macro.

examples/SendAndReceive/SendAndReceive.cpp

@@ -86,7 +86,7 @@ void setup() {
     Serial.print(F("Send signal mark duration is "));
     Serial.print(IrSender.periodOnTimeMicros);
     Serial.print(F(" us, pulse correction is "));
-    Serial.print((uint16_t) PULSE_CORRECTION_NANOS);
+    Serial.print(IrSender.getPulseCorrectionNanos());
     Serial.print(F(" ns, total period is "));
     Serial.print(IrSender.periodTimeMicros);
     Serial.println(F(" us"));

examples/SendDemo/SendDemo.ino

@@ -72,7 +72,7 @@ void setup() {
     Serial.print(F("Send signal mark duration is "));
     Serial.print(IrSender.periodOnTimeMicros);
     Serial.print(F(" us, pulse correction is "));
-    Serial.print((uint16_t) PULSE_CORRECTION_NANOS);
+    Serial.print(IrSender.getPulseCorrectionNanos());
     Serial.print(F(" ns, total period is "));
     Serial.print(IrSender.periodTimeMicros);
     Serial.println(F(" us"));

examples/UnitTest/UnitTest.ino

@@ -124,7 +124,7 @@ void setup() {
     Serial.print(F("Send signal mark duration is "));
     Serial.print(IrSender.periodOnTimeMicros);
     Serial.print(F(" us, pulse correction is "));
-    Serial.print((uint16_t) PULSE_CORRECTION_NANOS);
+    Serial.print(IrSender.getPulseCorrectionNanos());
     Serial.print(F(" ns, total period is "));
     Serial.print(IrSender.periodTimeMicros);
     Serial.println(F(" us"));

src/IRSend.cpp.h

@@ -71,11 +71,12 @@ void IRsend::begin(uint8_t aSendPin, bool aEnableLEDFeedback, uint8_t aLEDFeedba
  * @param aLEDFeedbackPin if 0, then take board specific FEEDBACK_LED_ON() and FEEDBACK_LED_OFF() functions
  */
 void IRsend::begin(bool aEnableLEDFeedback, uint8_t aLEDFeedbackPin) {
-    // must exclude MEGATINYCORE, NRF5, SAMD and ESP32 because they do not use the -flto flag for compile
+    // must exclude cores by MCUdude, MEGATINYCORE, NRF5, SAMD and ESP32 because they do not use the -flto flag for compile
 #if (!defined(SEND_PWM_BY_TIMER) || defined(USE_NO_SEND_PWM)) \
         && !defined(SUPPRESS_ERROR_MESSAGE_FOR_BEGIN) \
         && !(defined(NRF5) || defined(ARDUINO_ARCH_NRF52840)) && !defined(ARDUINO_ARCH_SAMD) \
-        && !defined(ESP32) && !defined(ESP8266) && !defined(MEGATINYCORE) && !defined(MINICORE) \
+        && !defined(ESP32) && !defined(ESP8266) && !defined(MEGATINYCORE) \
+        && !defined(MINICORE) && !defined(MIGHTYCORE) && !defined(MEGACORE) && !defined(MAJORCORE) \
     && !(defined(__STM32F1__) || defined(ARDUINO_ARCH_STM32F1)) && !(defined(STM32F1xx) || defined(ARDUINO_ARCH_STM32))
     /*
      * This error shows up, if this function is really used/called by the user program.
@@ -468,4 +469,8 @@ void IRsend::enableIROut(uint8_t aFrequencyKHz) {
     IRLedOff(); // When not sending, we want it low/inactive
 }
 
+unsigned int IRsend::getPulseCorrectionNanos() {
+    return PULSE_CORRECTION_NANOS;
+}
+
 /** @}*/

src/IRremoteInt.h

@@ -506,6 +506,7 @@ class IRsend {
 
     unsigned int periodTimeMicros;
     unsigned int periodOnTimeMicros; // compensated with PULSE_CORRECTION_NANOS for duration of digitalWrite.
+    unsigned int getPulseCorrectionNanos();
 
     void customDelayMicroseconds(unsigned long aMicroseconds);
 };

src/private/IRTimer.cpp.h

@@ -95,8 +95,9 @@
 //#define IR_USE_AVR_TIMER4_HS  // send pin = pin 13
 #  endif
 
-// Nano Every, Uno WiFi Rev2
-#elif defined(__AVR_ATmega4809__) || defined(__AVR_ATtiny1604__)
+// Nano Every, Uno WiFi Rev2 and similar
+#elif defined(__AVR_ATmega808__) || defined(__AVR_ATmega809__) || defined(__AVR_ATmega3208__) || defined(__AVR_ATmega3209__) \
+     || defined(__AVR_ATmega1608__) || defined(__AVR_ATmega1609__) || defined(__AVR_ATmega4808__) || defined(__AVR_ATmega4809__) || defined(__AVR_ATtiny1604__)
 #  if !defined(IR_USE_AVR_TIMER_B)
 #define IR_USE_AVR_TIMER_B     //  send pin = pin 6
 #  endif