diff --git a/cores/esp32/FunctionalInterrupt.h b/cores/esp32/FunctionalInterrupt.h index b5e3181f986..69bb5aee7b3 100644 --- a/cores/esp32/FunctionalInterrupt.h +++ b/cores/esp32/FunctionalInterrupt.h @@ -9,6 +9,7 @@ #define CORE_CORE_FUNCTIONALINTERRUPT_H_ #include <functional> +#include <stdint.h> struct InterruptArgStructure { std::function<void(void)> interruptFunction;