Ashtech Z-sensor Manual de instrucciones Pagina 73

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Command Response Formats Page 57
Command
where the items in the response message are as defined in Table 4.8.
Configure Receiver in Daisy Chain Mode
$PASHS,DSY
This command sets the sensor in the daisy chain mode. The command structure is
$PASHS,DSY,s1,s2*crc
where the fields are as defined in Table 4.9.
Example: Shunt unrecognizable command to port B:
$PASHS,DSY,A,B
The command $PASHS,DSY,OFF disables the daisy chain mode for all ports.
For bi-directi onal dai sy chai n mode you must send two commands. For exam ple, for A<->B m ode:
$PASHS,DSY,A,B $PASHS,DSY,B,A
Table 4.8: DIR Response Structure
Item Description
d1 total number of files, range 1 to 10
d2 file name, 4 characters
d3 file size in Kwords, 4 digits
d4 weeknumber(3 char), day (1 char), hours (2 char), min (2char)
d5-d7 for second file (if any)
d8 free memory in external RAM in Kwords, 4 digits
d9 percent of external RAM free in%
Table 4.9: Daisy Chain (DSY) Structure
Field Description
s1,s2 A,A: If the receiver gets an unrecognizable command from port A, it shunts
the command directly to port A
A,B: If the receiver gets an unrecognizable command from port A, it shunts
the command directly to port B
A,OFF: Disable daisy chain mode for port A.
B,OFF:
Disable daisy chain mode for port B
B,A: If the receiver gets an unrecognizable command from port B, it shunts
the command directly to port A
B,B: If the receiver gets an unrecognizable command from port B, it shunts
the command directly to port B
*crc Chesksum
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