добавила пин для платы старт

libraries/IRremote/examples/SimpleSender/SimpleSender.ino

@@ -13,10 +13,10 @@
  */
 #include <Arduino.h>
 
-#define SEND_PWM_BY_TIMER         // Disable carrier PWM generation in software and use (restricted) hardware PWM.
+//#define SEND_PWM_BY_TIMER         // Disable carrier PWM generation in software and use (restricted) hardware PWM.
 //#define USE_NO_SEND_PWM           // Use no carrier PWM, just simulate an active low receiver signal. Overrides SEND_PWM_BY_TIMER definition
 
-#define IR_SEND_PIN   5
+#define IR_SEND_PIN  3  // P0_0
 
 #include <IRremote.hpp> // include the library