DR + GPS
STARTER KIT REFERENCE MANUAL
Lassen DR + GPS Reference Manual 53
Table 17: Indexed Query Class Message Structure
Byte Name Type Value Meaning
Command Code U8 0x02
Parser Code U8 0x00-7F Report Code
Parser Subcode U8 0x00-7F See report packet definitions.
Index U8 0x00-7F
0xFF
Single index (e. g., channel or satellite)
All indices
Like the set class message, the query packet has two bytes body contains the
parser code and subcode for a configuration packet or a report packet. For
example, to query the operating dimension setting in the GPS configuration
block:
Table 18: Example of Query for “Operating Dimension” parameter
Byte Name Type Value Meaning
Command Code U8 0x02
Parser Code U8 0x24 Report packet for GPS Configuration
Parser Subcode U8 0x01 Parameter Subcode for Operating Dim