11  * 2018-02-16     armink       add auto sync time by NTP
14 #include <time.h>
20 /* Using NTP auto sync RTC time */
22 /* NTP first sync delay time for network connect, unit: second */
33  * Set system date(time not modify).
50     /* get current time */  in set_date()
51     now = time(RT_NULL);  in set_date()
55     /* converts calendar time time into local time. */  in set_date()
67     /* converts the local time in time to calendar time. */  in set_date()
83  * Set system time(date not modify).
100     /* get current time */  in set_time()
101     now = time(RT_NULL);  in set_time()
105     /* converts calendar time time into local time. */  in set_time()
112     /* update time. */  in set_time()
117     /* converts the local time in time to calendar time. */  in set_time()
181     now = time(RT_NULL);  in list_date()
184 FINSH_FUNCTION_EXPORT(list_date, show date and time.)
187 FINSH_FUNCTION_EXPORT(set_time, set time. e.g: set_time(23,59,59))
195         /* output current time */  in date()
196         now = time(RT_NULL);  in date()
201         /* set time and date */  in date()
249 MSH_CMD_EXPORT(date, get date and time or set [year month day hour min sec]);