1.宏MR_LIMIT将直接修改变量值。

include/mr_lib.h

@@ -8,7 +8,6 @@ extern "C" {
 #include "mr_api.h"
 #include "mr_config.h"
 #include "mr_def.h"
-#include "mr_lib.h"
 #include "mr_service.h"
 #include "components/mr_msh.h"
 #include "device/mr_adc.h"

include/mr_service.h

@@ -144,10 +144,8 @@ extern "C" {
  * @param value The value.
  * @param min The minimum value.
  * @param max The maximum value.
- *
- * @return The value within the specified range.
  */
-#define MR_LIMIT(value, min, max)       MR_BOUND(value, min, max)
+#define MR_LIMIT(value, min, max)       (value) = MR_BOUND(value, min, max)
 
 /**
  * @brief This macro function swaps two values.