Refer ence zda – Trimble Outdoors 5700 User Manual
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NMEA-0183 Output
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5700 GPS Receiver User Guide
Refer
ence
ZDA
UTC Day, Month, And Year, and Local Time Zone Offset
An example of the ZDA message string is shown below. Table 12.12
describes the message fields.
$GPZDA,172809,12,07,1996,00,00*45
Fields 5 and 6 together yield the total offset. For example, if field 5 is
–5 and field 6 is +15, local time is 5 hours and 15 minutes earlier than
GMT.
Table 12.12
ZDA message fields
Field
Meaning
1
UTC
2
Day, ranging between 01 and 31
3
Month, ranging between 01 and 12
4
Year
5
Local time zone offset from GMT, ranging from 00 to ±13 hours
6
Local time zone offset from GMT, ranging from 00 to 59 minutes