Specifications

Command/Response Formats 179
Commands
Table 6.115 on page 179 describes each item in a typical SAT response message.
TTT: Event Marker
$PASHS,NME,TTT,c,s
This command enables/disables the event marker message to port c, where c is A, B,
C, or D, and s is ON or OFF. This message outputs the GPS time (within 1 µ sec)
Table 6.115: Typical SAT Message
Item Significance
$PASHR,SAT Header
04 Number of SVs locked
03 PRN number of the first SV
103 Azimuth of the first SV in degrees
56 Elevation of the first SV in degrees
50.5 Signal strength of the first SV
U SV used in position computation
23 PRN number of the second SV
225 Azimuth of the second SV in degrees
61 Elevation of the second SV in degrees
52.4 Signal strength of the second SV
U SV used in position computation
16 PRN number of the third SV
045 Azimuth of the third SV in degrees
02 Elevation of the third SV in degrees
51.4 Signal Strength of the third SV
U SV used in position computation
04 PRN number of fourth SV
160 Azimuth of fourth SV in degrees
46 Elevation of fourth SV in degrees
53.6 Signal strength of fourth SV
U SV used in position computation
*6E Message checksum in hexadecimal