900240 Rev. B
3/01
page 19
4.4
Serial I/O
Parameters in this section affect the serial output functions of the compass board.
Name
Description
Command Syntax
Baud Rate
Query
Response
Sets the Serial I/O Baud rate: Index Value (I)
1200 : (2)
2400 : (4)
4800 : (8)
9600 : (16)
19200 : (32)
Should be followed by a Force Reset
command for new rate to be active
immediately or a power up is required
Returns the Index value for the baud rate
#BA4H=2T*24 <CR><lf>
#BA4H=4T*22<CR><lf>
#BA4H=8T*2E<CR><lf>
#BA4H=16T*11<CR><lf>
#BA4H=32T*17<CR><lf>
#BA4H?*40<CR><lf>
#I*hh<CR><lf>
HDG Update Rate
(R)
Query
Response
Sets the HDG message update rate (R ) in
sentences per minute
Allowed R values are indexed with an
integer (I) - see table below
Returns Index value, I, for HDG update rate
#BAA=I*hh<CR><lf>
#BAA?*7D<CR><lf>
#I*hh<CR><lf>
HDT Update Rate
(R)
Query
Response
Same as above, for HDT sentence
Returns the Index value, I, for HDT rate
#BAB=I*hh<CR><lf>
#BAB?*7E<CR><lf>
#I*hh<CR><lf>
XDR Update Rate
Query
Response
Same as previous for XDR sentence
I= Index value
Returns the Index value, I, for XDR rate
#BAC=I*hh<CR><lf>
#BAC?*7F<CR><lf>
#I*hh<CR><lf>
HPR Update Rate
Query
Response
Same as previous for HPR sentence
I= Index value
Returns the Index value, I, for HPR rate
#BAD=I*hh<CR><lf>
#BAD?*78<CR><lf>
#I*hh<CR><lf>
RCD Update Rate
Query
Response
Same as previous for RCD sentence
I= Index value
Returns the Index value, I, for RCD rate
#BAE=I*hh<CR><lf>
#BAE?*79<CR><lf>
#I*hh<CR><lf>
CCD Update Rate
Query
Response
Same as previous for CCD sentence
I= Index value
Returns the Index value, I, for CCD rate
#BAF=I*hh<CR><lf>
#BAF?*7A<CR><lf>
#I*hh<CR><lf>
ASCII Update Rate
Query
Response
Same as previous for ASCII display sentence
I= Index value
Returns the Index value, I, for ASCII rate
#BB0=I*hh<CR><lf>
#BB0?*0F<CR><lf>
#I*hh<CR><lf>
