RS-232/422 Host Port
6-6
MS-860 Industrial Raster Reader User’s Manual
Multidrop
See also MS-860 Quick Start Help
for Multidrop setup.
See also
"Multidrop Communications"
on page A-26.
Note: Readers linking up to a Microscan MS-5000 multidrop concentrator must be con-
figured in standard multidrop protocol.
User Defined Point-to-Point
User Defined Address
Usage:
The MS-5000 can be used as a concentrator to a single host port connec-
tion.
Definition:
Multidrop allows up to 50 devices to be connected to a single RS-485
host, with the reader assigned an unique address (from 01 to 50). When
Multidrop is selected, the protocol characters for RES, REQ, etc. are
assigned automatically.
Multidrop
Addresses:
Each address has its own separate poll and select address (from 1C to 7F
hex).
Serial Cmd:
If selecting
Multidrop
<K140,5>
an address must be defined and
appended to the command string.
Format: <
K140,5
,address[01 to 50]>
Options:
01 through 50
Usage:
Used for developing custom protocols in polled or unpolled mode.
Definition:
User Defined Point-to-Point allows the user to customize the point-to-
point protocol.
Serial Cmd:
<
K140,6
,RES,address,REQ,EOT,STX,ETX,ACK,NAK>
Definition:
User Defined is considered to be in a polled mode only if an address has
been assigned.
Serial Cmd:
<
K140,6
,RES,
address
,REQ,EOT,STX,ETX,ACK,NAK>
Default:
No address
Options:
Any ASCII character except a null.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
