GM-R700 User’s Manual
EverMore Technology Inc.
2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C.
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6.9 $GPZDA
This message transfers UTC Time and Date. Since the latency of preparing and transferring the
message is variable, and the time does not refer to a particular position fix, the second precision is
reduced to 2 decimal places. The $GPZGA message format is shown below.
Field Format
Min
chars
Max
chars
Notes
Message ID
$GPZDA
6
6
ZDA protocol header.
UTC time
hhmmss
.ss 2,2,2.2 2,2,2.2 00000000.00 to 235959.99
UTC day
dd
2
2
01 to 31, day of month.
UTC month
mm
2
2
01 to 12.
UTC Year
yyyy
4 4 1989-9999.
Local zone hours Int
(-)2
(-)2
Offset of local time zone (-13) to 13.
Local zone
minutes
Unsigned 2
2
Checksum
*xx
(0) 3
3
2 digits.
Message
terminator
<CR>
<LF>
2
2
ASCII 13, ASCII 10.
7. Limited Warranty
The ST-K700 is warranted to be free from defects in material and functions for one year from the
date of purchase. Any failure of this product within this period under normal conditions will be replaced
at no charge to the customers
