https://ess-wiki.advantech.com.tw/wiki/index.php?action=history&feed=atom&title=AOM-DB3500_RTCAOM-DB3500 RTC - Revision history2026-04-22T14:18:58ZRevision history for this page on the wikiMediaWiki 1.28.3https://ess-wiki.advantech.com.tw/wiki/index.php?title=AOM-DB3500_RTC&diff=41732&oldid=prevXingxing.li: Created page with " === '''RTC''' === Set the system to the current time then set the RTC. <pre># date 021710452016 && hwclock -w && date Wed Feb 17 10:45:00 UTC 2016 Wed Feb 17 10:45:01 UTC 20..."2026-01-06T02:55:11Z<p>Created page with " === '''RTC''' === Set the system to the current time then set the RTC. <pre># date 021710452016 && hwclock -w && date Wed Feb 17 10:45:00 UTC 2016 Wed Feb 17 10:45:01 UTC 20..."</p>
<p><b>New page</b></p><div><br />
=== '''RTC''' ===<br />
<br />
Set the system to the current time then set the RTC.<br />
<pre># date 021710452016 && hwclock -w && date<br />
Wed Feb 17 10:45:00 UTC 2016<br />
Wed Feb 17 10:45:01 UTC 2016</pre><br />
<br />
Set one incorrect time, then read RTC to verify.<br />
<pre># date 010100002000 && hwclock -r && date<br />
Sat Jan 1 12:00:00 AM UTC 2000<br />
2016-02-17 10:45:14.178208+00:00<br />
Sat Jan 1 12:00:00 AM UTC 2000</pre><br />
<br />
Restore the RTC time to system time.<br />
<pre># hwclock -s && date<br />
Wed Feb 17 10:45:30 AM UTC 2016</pre></div>Xingxing.li