2.1、错误状态
动态库中每个接口函数最后都返回函数执行结果，用户可根据函数执行结果查找判断该函数的执行情况。
错误名称 | 代码 | 说明 |
ERR_NO | 0 | 没有错误 |
ERR_OUTOFGROUP | 1 | Command Group Error |
ERR_NOCMD | 2 | Command Not Found |
ERR_BUSY | 3 | The Contorller is busy now |
ERR_MEMORYVOLUME | 4 | Out of the Memory Volume |
ERR_CCHECKSUM | 5 | CRC16 Checksum Error |
ERR_FILENOTEXIST | 6 | File Not Exist |
ERR_FLASH | 7 | Flash Access Error |
ERR_FILE_DOWNLOAD | 8 | File Download Error |
ERR_FILE_NAME | 9 | File Name Error |
ERR_FILE_TYPE | 10 | File Type Error |
ERR_FILE_CRC16 | 11 | File CRC16 Error |
ERR_FONT_NOT_EXIST | 12 | Font Library Not Exist |
ERR_FIRMWARE_TYPE | 13 | Firmware Type Error (Check the controller type) |
ERR_DATE_TIME_FORMAT | 14 | Date Time format error |
ERR_FILE_EXIST | 15 | File Exist for File overwrite |
ERR_FILE_BLOCK_NUM | 16 | File block number error |
ERR_COMMUNICATE | 100 | 通信失败 |
ERR_PROTOCOL | 101 | 协议数据不正确 |
ERR_TIMEOUT | 102 | 通信超时 |
ERR_NETCLOSE | 103 | 通讯断开 |
ERR_INVALID_HAND | 104 | 无效句柄 |
ERR_PARAMETER | 105 | 参数错误 |
ERR_SHOULDREPEAT | 106 | 需要重复上次的错误包 |
ERR_FILE | 107 | 无效文件 |