Azure Sphere MT3620 M4 API Reference Manual
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Define

This section introduces the Macro definition which are used as MBOX M-HAL's and OS-HAL's API error return type. More...

Overview

This section introduces the Macro definition which are used as MBOX M-HAL's and OS-HAL's API error return type.

Macros

#define MBOX_OK   0
 It means the function performs successfully.
 
#define MBOX_EDEFAULT   1
 Refer to the error except the following three errors.
 
#define MBOX_EPTR   2
 Invalid argument; it means the pointer is NULL.
 
#define MBOX_EEMPTY   3
 FIFO EMPTY.
 
#define MBOX_EFULL   4
 FIFO FULL.