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Users manual
Appendix A
Revision #:
A
Date:
07-14-15
Page
51
of
58
CRN
– Navigation Data
Format:
$PERDCRN ,
system
,
svid
, subframe data *hh <CR> <LF>
1
2
3
Num
Contents
Range
Default
Remark
1
system
1
-
GNSS system ID (1=GPS)
2
svid
1 to 99
-
Satellite number
3
subframe data
10 words
(60 strings)
-
Subframe data no parirt included
Example:
$PERDCRN,1,7,8B0B349809AC00424A2471C5FF9F27BB10C82EB5884CC987FFA50C0BF2A8*0C
Notes:
-
For each GPS satellite decoding data, this string is output once every 6 seconds.
-
For GPS, the subframe field is a hexadecimal representation of all 10 words of a subframe.
-
If a word was not decoded or contained a parity error, the six characters associated with that word
will be reported as “------“.
-
To output this sentence, please input “$PERDAPI,CROUT,N,1*57” when baud rate is 115200bps.