Microscan MS-96 Manual de usuario Pagina 44

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RS-232 Auxiliary Port
3-14 MS-9 Scanner User’s Manual
Daisy Chain ID
Conditions: The conditions for a daisy chain application are as
follows:
1. The master scanner’s trigger must be Serial
or External; the secondary scanners’ triggers
are configured for Serial.
2. All scanners are enabled to Daisy Chain
mode.
3. Each scanner’s auxiliary port must be connected to the Host port of
its secondary scanner.
4. Each secondary scanner in the daisy chain must be set to send its
data no less than 20
mS before its preceding scanner.
5. All but the master scanner must have Postamble enabled and set
to CR (^M) only.
6. All but the master scanner must have their noread messages disabled.
7. If Multisymbol is enabled, Multisymbol Separator characters
must match in all scanners and Number of Symbols must be set
to number large enough to include all the symbols it may itself read
plus the number of symbols that it will be expected to relay to the
host or the next scanner up the line.
8. Symbology ID enable/disable must be the same in all scanners.
9. All but the master scanner must have their diagnostic warning mes-
sages disabled.
10. Daisy Chain ID Status enable/disable and the number of charac-
ters in Daisy Chain ID must be the same in all scanners.
Usage: Used in a daisy chain setup in cases where the host needs to know which
scanner sent the data.
Definition: A one or two character prefix which identifies the particular daisy chain
scanner from which the data is being sent.
Serial Cmd: <K101,aux port mode,baud rate,parity,stop bits,data bits,daisy chain ID
status,daisy chain ID>
Default: 1/
Options: Any one or two ASCII characters.
Master
Host
Secondary
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