--- a/main/dcf77tx.h	Sat Oct 21 11:44:46 2023 +0200
+++ b/main/dcf77tx.h	Sat Oct 21 16:22:20 2023 +0200
@@ -21,6 +21,7 @@
 #include "freertos/event_groups.h"
 #include "freertos/queue.h"
 #include "driver/gpio.h"
+#include "driver/ledc.h"
 //#include "driver/rtc_io.h"
 //#include "soc/rtc.h"
 #include "esp_log.h"