53
To configure GPS only:
- Select
NTP + GPS
on
Edit Date & Time
page.
- Uncheck
From DHCP
option for
NTP servers
.
- Delete the list of NTP servers in the
Network Time Protocol
panel of the
Device Management
page.
●
Manual
to configure directly the device system time.
Manual Time and Date Synchronization Method
When the device is configured in the
manual
method, manually restore the date and time at the
next power-up after a long power-off time.
The super-cap protecting the real-time clock device has an autonomy of at least 48 hours.
Time Zones and Daylight Savings Time
Picolo.net HD1 products support time zone and daylight savings time settings. To configure the
time zone, the user must provide the appropriate POSIX.1 TZ string describing the UTC offset
and, when applicable, the daylight saving rule.
The Daylight Savings Time (DST) can be enabled or disabled on request.
Sample Time Zone rules in POSIX.1 TZ string format
CET-1CEST,M3.5.0/2,M10.5.0/3
applies to Central Europe including Belgium:
□
Local time: CET = UTC + 1 hour
□
Daylight Saving Time: CEST = CET + default DST offset of 1 hour
□
DST starts on last Sunday of March at 02:00:00 CET
□
DST ends on last Sunday of October at 03:00:00 CEST
SGT-8
applies to Singapore:
□
Local time: SGT = UTC + 8 hours
□
No DST
EST+5EDT,M3.2.0/2,M11.1.0/2
applies to US Eastern Time Zone including New York City:
□
Local time: EST = UTC - 5 hours
□
Daylight Saving Time: EDT = EST + default DST offset of 1hour
□
DST starts on second Sunday of March at 02:00:00 EST
□
DST ends on first Sunday of November at 02:00:00 EDT
For a description of the POSIX.1 TZ string syntax, refer to:
http://www.gnu.org/software/libc/manual/html_node/TZ-Variable.html
Picolo.net
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