#ifndef _BY_UTILS_H__ #define _BY_UTILS_H__ #include "at32f413.h" typedef enum { BY_ERROR = 0, BY_SUCCESS = !BY_ERROR } by_error_status; typedef enum { T_U8 = 0, T_U16, T_U32, T_S8, T_S16, T_S32, T_F32 } by_data_type; int32_t clip_s32(int32_t x, int32_t low, int32_t up); #endif