Difference between revisions of "RTC"

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(Set and save datetime)
(S5P4418/S5P6818)
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[[RTC/zh|查看中文]]
 
[[RTC/zh|查看中文]]
==S5P4418/S5P6818==
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==S5P4418/S5P6818/RK3399==
 
===Read current datetime===
 
===Read current datetime===
 
<syntaxhighlight lang="bash">
 
<syntaxhighlight lang="bash">

Revision as of 03:03, 20 April 2020

查看中文

1 S5P4418/S5P6818/RK3399

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 "2020-04-20 11:03:00"
sudo hwclock -w -f /dev/rtc0