1.将当前系统时间转换为十六进制并存盘 2.将十六进制字符串转换为时间 3.计算十八位二进制数据的模，检验校验和-The current system time converted to hexadecimal and save two hexadecimal string converted to 3. Calculation of the modulus of the 18-bit binary data, inspection and calibration and