Novatel DL-L1 GPS Receiver User Manual


 
Appendix F DL Logs
80 DL User Manual Rev 3
SCHA/B
The SCHA/B log is used to display entry information for scheduled logging. Refer to File Name Convention, Page 29,
for information on file names. See also Table 16: Weekday Abbreviations, Page 57, for a description of weekday
abbreviations.
SCHA
Structure:
Field # Field type Data Description Example
1 $SCHA Log header $SCHA
2 Index Schedule index 2
3 GroupName Log group name diff_set
4 StartTime Time of week to start logging, UTC (dddddddhhmm) mwrf1200
5 EndTime Time of week to stop logging, UTC (dddddddhhmm) 1215
6 FileName Name of log file in which to store data 01225402.PDC
7 *xx Checksum *55
8 [CR][LF] Sentence terminator [CR][LF]
Example:
$SCHA,2,diff_set,mwrf1200,1215,01225402.PDC*55[CR][LF]
SCHB
Message ID = 1028; Message byte count = 64
Format:
Field # Data Bytes Format Units Offset
1 Sync 3 Char 0
(header) Checksum 1 Char 3
Message ID 4 Integer 4
Message byte count 4 Integer 8
2 Index 4 Integer 12
3 GroupName 10 Char 16
4 StartTime 12 Char 26
5 EndTime 12 Char 38
6 FileName 13 Char 50
7 Filler 1 Char 63