#ifndef CMD_H#define CMD_H#define VERSION 15// data: -99 ~ 99#define DATA_MAX 99// short cmd start here//// stop motor now#define STOP 100// cmd head, len = 2#define HEAD2 101// cmd head, len = 3#define HEAD3 102// read ir#define IR 103// read v#define RV 124// read d1, d2#define RD 125//// read version (stable)#define VER 126// clear sn, len_cmd, t_cur, t_end (stable)#define CLR 127// long cmd start here//// acc with angle set, len = 3#define AA_ANGLE -100// acc with distance set, len = 3#define AA_DISTANCE -101// acc without late echo, len = 2#define AA -102// acc only, len = 2#define AA_ONLY -103// distinguish echo#define M_RD 0x80#endif