DR + GPS
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Report Message Code Assignment
This table lists all report data structures in HIPPO supported by the DR GPS
module, and whether the data structure can be queried (‘Q’) or set (‘S’). Data that
can be neither queried nor set is automatic output only.

Table 20: Message Codes

Code Subcode Indexed by Message Q S
0x10 0x01 Acknowledge Set
0x10 0x02 Acknowledge Query
0x10 0x03 Acknowledge System Command
0x11 0x01 Navigation Code ROM Version Q
0x11 0x02 Boot Code ROM Version Q
0x11 0x03 Io-DSP Code ROM Version Q
0x12 0x01 Start-up Message
0x12 0x02 SW Mode Q
0x12 0x03 Product Information Q
0x12 0x04 Hardware ID Q
0x14 0x01 Event Log Soft Event Log Entry Q
0x14 0x02 Event Log Fatal Error Log Entry Q
0x15 various Data Stored to Non-erasable Flash Q
0x16 0x01 Health Message Q
0x16 0x02 Repeat Start-Up Message Q
0x21 0x01 DR GPS Engine Rate Q S
0x22 0x01 Output Interval Control Q
0x22 0x02 Format of NMEA Output Control Parameters Q S
0x23 0x01 Variable length RTCM data Q S
0x23 Reserved as a “wrapper” for non-HIPPO protocols
0x24 0x01-08 GPS Configuration Parameters Q S
0x25 Kalman Filter Configuration Parameters Q S
0x26 0x01 Available Report Codes Q
0x26 0x02 Rpt code Available report Subcodes Q
0x26 0x03 DPP model speed levels Q
0x26 0x04 DPP minimum speed for estimate Q
0x26 0x05 DPP maximum speed for estimate Q
0x27 DR Filter Parameters Q S
0x28 0x12 SV PRN Compressed Almanac Q S
0x28 0x13 Compressed Almanac Health Page Q S
0x28 0x14 Compressed GPS Ionospheric/UTC Model Param, Q S
0x28 0x16 SV PRN Compressed Ephemeris Q S