wait

inc/main.h

@@ -36,6 +36,7 @@ OF SUCH DAMAGE.
 #define MAIN_H
 
 #include <stdio.h>
+#include <stdbool.h>
 #include "gd32e23x.h"
 #include "systick.h"
 #include "gd32e23x_libopt.h"

inc/rs485.h

@@ -9,6 +9,7 @@
 #include "gd32e23x.h"
 #include "systick.h"
 #include <stdio.h>
+#include <stdbool.h>
 #include "ldc1612.h"
 #include "tmp112.h"
 #include "fwdgt.h"