Documentation

README.md

@@ -740,7 +740,7 @@ ATtiny boards are only tested with [ATTinyCore](https://github.com/SpenceKonde/A
 - ATtiny84, 85, 167 (Digispark + Digispark Pro)
 - SAMD21 (Zero, MKR*, **but not SAMD51 and not DUE, the latter is SAM architecture**)
 - ESP8266
-- ESP32 (ESP32-C3 since board package 2.0.2 from Espressif)
+- ESP32 (ESP32-C3 since board package 2.0.2 from Espressif) **not for ESP32 core version > 3.0.0**
 - Sparkfun Pro Micro
 - Nano Every, Uno WiFi Rev2, nRF5 BBC MicroBit, Nano33_BLE
 - BluePill with STM32

changelog.md

@@ -2,6 +2,9 @@
 The latest version may not be released!
 See also the commit log at github: https://github.com/Arduino-IRremote/Arduino-IRremote/commits/master
 
+# 4.2.1
+- Fix wrong type of tEnableLEDFeedback in IRSend.hpp and IRReceive.hpp.
+
 # 4.2.0
 - The old decode function is renamed to decode_old(decode_results *aResults). decode (decode_results *aResults) is only available in IRremote.h and prints a message.
 - Added DECODE_ONKYO, to force 16 bit command and data decoding.

examples/AllProtocolsOnLCD/AllProtocolsOnLCD.ino

@@ -95,7 +95,9 @@ LiquidCrystal myLCD(7, 8, 3, 4, 5, 6);
 #else
 #define DEBUG_BUTTON_PIN             6
 #endif
-#define AUXILIARY_DEBUG_BUTTON_PIN  12 // Is set to low to enable using of a simple connector for enabling debug
+#if defined(__AVR_ATmega328P__)
+#define AUXILIARY_DEBUG_BUTTON_PIN  12 // Is set to low to enable using of a simple connector for enabling debug with pin 11
+#endif
 
 #define MILLIS_BETWEEN_ATTENTION_BEEP   60000 // 60 sec
 uint32_t sMillisOfLastReceivedIRFrame = 0;
@@ -164,8 +166,11 @@ void setup() {
 #  else
     Serial.print(DEBUG_BUTTON_PIN);
 #  endif
-    Serial.print(F(" to ground or to pin "));
+    Serial.print(F(" to ground"));
+#  if defined(AUXILIARY_DEBUG_BUTTON_PIN)
+    Serial.print(F(" or to pin "));
     Serial.print(AUXILIARY_DEBUG_BUTTON_PIN);
+#endif
     Serial.println(F(", raw data is always printed"));
 
     // infos for receive