Difference between revisions of "RTC"

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(S5P4418/S5P6818)
(Read current datetime)
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</syntaxhighlight>
 
</syntaxhighlight>
 
The output results are summarized below: <br />
 
The output results are summarized below: <br />
Tue 01 Sep 2009 12:07:52 AM UTC  .371098 seconds
+
'''Tue 01 Sep 2009 12:07:52 AM UTC  .371098 seconds'''
 +
 
 
===Set and save datetime===
 
===Set and save datetime===
 
<syntaxhighlight lang="bash">
 
<syntaxhighlight lang="bash">

Revision as of 09:12, 9 October 2019

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1 S5P4418/S5P6818

1.1 Read current datetime

sudo hwclock -r -f /dev/rtc0

The output results are summarized below:
Tue 01 Sep 2009 12:07:52 AM UTC .371098 seconds

1.2 Set and save datetime

sudo date -s "2019-10-09 17:00:00”
sudo hwclock -w -f /dev/rtc0