Microscan MS-820 User Manual page 46

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
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.
MS-820 Industrial Bar Code Scanner User's Manual
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
Chapter 3 Communications
Host
20 mS before its preceding scanner.
Secondary
Master
3-15