Meinberg Radio Clocks the GPS, DCF and NTP Time Server Specialist
Solutions for Time and Frequency Synchronization
Products Support Downloads About Meinberg Contact Search Hier klicken für deutsche Seiten
Info/Specs FAQ RMA Request Remote Support Glossary
spacer

Format of the time string Uni Erlangen (NTP)

The time string Uni Erlangen (NTP) of a GPS-clock is a sequence of 66 ASCII characters starting with the STX (start-of-text) character and ending with the ETX (endof- text) character. The format is:

<STX>tt.mm.jj; w; hh:mm:ss; voo:oo; acdfg i;bbb.bbbbn lll.lllle hhhhm<ETX>

The letters printed in italics are replaced by ASCII numbers whereas the other characters are part of the time string. The groups of characters as defined below:

<STX> Start-Of-Text (ASCII code 02h)
tt.mm.jj the current date:
tt day of month (01..31)
mm month (01..12)
jj year of the century (00..99)
w the day of the week (1..7, 1 = Monday)
hh.mm.ss the current time:
hh hours (00..23)
mm minutes (00..59)
ss seconds (00..59, oder 60 while leap second)
v sign of the offset of local timezone related to UTC
oo:oo offset of local timezone related to UTC in hours and minutes
ac clock status characters:
a: '#' clock has not synchronized after reset
' ' (space, 20h) clock has synchronized after reset
c: '*' GPS receiver has not checked its position
' ' (space, 20h) GPS receiver has determined its position
d time zone indicator:
'S' MESZ European Summertime, daylight saving enabled
' 'European Standard Time, daylight saving disabled
f anouncement of discontinuity of time, enabled during last hour before discontinuity comes in effect:
'!' announcement of start or end of daylight saving time
' '(space, 20h) nothing announced
g anouncement of discontinuity of time, enabled during last hour before discontinuity comes in effect:
'A' announcement of leap second insertion
' '(Leerzeichen, 20h) kein Zeitsprung angekündigt
i leap second insertion
'L' leap second is actually inserted (active only in 60th sec.)
' '(space, 20h) no leap second is inserted
bbb.bbbb latitude of receiver position in degrees
leading signs are replaced by a space character (20h)
n latitude, the following characters are possible:
'N' north of equator
'S'south d. equator
lll.llll longitude of receiver position in degrees
leading signs are replaced by a space character (20h)
e longitude, the following characters are possible:
'E' east of Greenwich
'W'west of Greenwich
hhhh altitude above sea level in meters
leading signs are replaced by a space character (20h)
<ETX> End-Of-Text (ASCII-Code 03h)
spacer
 Home  | Support  | Top  ]
spacer
Meinberg Funkuhren GmbH & Co. KG
Lange Wand 9
D - 31812 Bad Pyrmont
Contact
Phone: +49 (0) 52 81 / 93 09 - 0
Facsimile: +49 (0) 52 81 / 93 09 - 30
Legal Notice and Privacy Policy | Sitemap
Homepage: http://www.meinberg.de
E-Mail: info@meinberg.de
Format of the time string Uni Erlangen