Fix compilation for STM32 core

ant32 · web-flow · commit 609eba3e85ec · 2021-05-28T10:03:39.000+02:00
diff --git a/src/libmodbus/modbus.c b/src/libmodbus/modbus.c
@@ -50,6 +50,11 @@
 #define ENOTSUP 134
 #endif
 
+/* workaround for stm32duino delay and delayMicroseconds */
+#ifdef ARDUINO_ARCH_STM32
+#include <wiring_time.h>
+#endif
+
 #include "modbus.h"
 #include "modbus-private.h"
 
