view docs/nitros9guide/setime.refentry @ 321:2c0ddf807efa

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author boisy
date Tue, 23 Jul 2002 23:43:29 +0000
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<refentry id="setime">
<refnamediv>
<refname>SETIME</refname>
<refpurpose>Activate and set system clock</refpurpose>
</refnamediv>

<refsynopsisdiv>
<cmdsynopsis>
<command>SETIME</command>
<arg choice="opt">y,m,d,h,m,s</arg>
</cmdsynopsis>
</refsynopsisdiv>

<refsect1><title>Description</title>
<para>
This command sets the system date and time, then activates the real
time clock. The date and time can be entered as parameters, or if no
parameters are given, SETIME will issue a prompt. Numbers are one
or two decimal digits using space, colon, semicolon or slash
delimiters. OS-9 system time uses the 24 hour clock, i.e., 1520 is
3:20 PM.
</para>
<para>
IMPORTANT NOTE: This command must be executed before OS-9 can
perform multitasking operations. If the system does not have a real
time clock this command should still be used to set the date for the
file system.
</para>
<para>
SYSTEMS WITH BATTERY BACKED UP CLOCKS: Setime should still be run to
start time-slicing, but only the <emphasis>year</emphasis> need be given,
the date and time will be read from the clock.
</para>
</refsect1>
<refsect1><title>Examples</title>
<screen>
OS9: setime 82,12,22,1545 (Set to: Dec. 12, 1981, 3:45 PM)

OS9: setime 821222 154500 (Same as above)

OS9: setime 82            (For system with battery-backup clock)
</screen>
</refsect1>
</refentry>