RoyalTek REV-2000 - Manual (Page 37)

RoyalTek GPS Receiver REB-2000/REB-12R REV-2000 Operational Manual
20
GLL Message 1 00 1/s
Checksum 1 01
BSA Message 1 05 1/s
Checksum 1 01
GSV Message 1 05 1/s
Checksum 1 01
RMC Message 1 00 1/s
Checksum 1 01
VTG Message 1 00 1/s
Checksum 1 01
Unused Field 1 00 Recommended value
Unused Field 1 01 Recommended value
Unused Field 1 00 Recommended value
Unused Field 1 01 Recommended value
Unused Field 1 00 Recommended value
Unused Field 1 01 Recommended value
Unused Field 1 00 Recommended value
Unused Field 1 01 Recommended value
Baud Rate 1 12C0 38400,19200,9600,4800,2400
Payload Length: 24bytes
(1) A value of 0x00 implies NOT to send
message, otherwise data is sent at 1
message every X seconds requested
(i.e., to request a message to be sent
every 5 seconds, request the
message using a value of
0x05.)Maximum rate is 1/255s.
(2) A value of 0x00 implies the checksum
is NOT calculated OR transmitted
with the message (not
recommended ) .A value of 0x01 will
have a checksum calculated and
transmitted as part of the message
(recommended).
Set Almanac- Message I.D. 130
This command enables the user to upload
an almanac to the Evaluation Unit
Note – This feature is not documented in
this manual. For information on
implementation contact SiRF Technology
Inc.
Software Version – Message I.D. 132
Table 21 contains the input values for the
following example:Poll the software
version
Example:
A0A20002 – Start Sequence and Payload
Length
8400 – Payload
0084B0B3 – Message Checksum and End
Sequence
Table 21 Software Version
Binary(Hex)
Name Bytes Scale Example Units Description
Message ID 1 84 ASCII 132
TBD 1 00
Payload Length: 2 bytes