xxvii
Unit Versions of CS/CJ-series Serial Communications Boards/Units 7
Function Support by Unit Version
Note Make sure that a CS/CJ-series CPU Unit with unit version 3.0 or later is used
when using no-protocol mode.
Unit Versions and Manufacturing Dates/Lot Numbers
Product Earlier version
(pre-ver. 1.2)
Unit version 1.2 Unit version 1.3
CS Series Serial Communica-
tions Boards
CS1W-SCB21-V1 CS1W-SCB21-V1 (Same
as pre-ver. 1.2)
CS1W-SCB21-V1 (Same
as pre-ver. 1.2)
CS1W-SCB41-V1 CS1W-SCB41-V1 (Same
as pre-ver. 1.2)
CS1W-SCB41-V1 (Same
as pre-ver. 1.2)
Serial Communica-
tions Units
CS1W-SCU21-V1 CS1W-SCU21-V1 (Same
as pre-ver. 1.2)
CS1W-SCU21-V1 (Same
as pre-ver. 1.2)
--- --- CS1W-SCU31-V1
CJ Series Serial Communica-
tions Units
CJ1W-SCU21 CJ1W-SCU21-V1 CJ1W-SCU21-V1 (Same
as pre-ver. 1.2)
--- --- CJ1W-SCU31-V1
CJ1W-SCU41 CJ1W-SCU41-V1 CJ1W-SCU41-V1 (Same
as pre-ver. 1.2)
Functions
Serial gateway Not supported Supported Supported (Same as pre-
ver. 1.2)
Host Link 1:1 links Not supported Supported Supported (Same as pre-
ver. 1.2)
Host Link compatible
device selection
Not supported Supported Supported (Same as pre-
ver. 1.2)
No-protocol Not supported Supported Supported (Same as pre-
ver. 1.2)
Protocol
macro
Link word specifica-
tion data exchange
timing
On-request I/O refresh-
ing only
On-request I/O refreshing
Continuous I/O refreshing
On-request I/O refreshing
Continuous I/O refreshing
(Same as pre-ver. 1.2)
Reception buffer pro-
cessing for
PMCR(260) instruc-
tion execution
Clearing only Select to clear or hold
contents.
Select to clear or hold con-
tents. (Same as pre-ver.
1.2)
Baud rate (bps) 38,400 max. (57,600 and
115,200 not supported)
57,600 supported. 57,600 supported. (Same
as pre-ver. 1.2)
Standard system protocol addi-
tions
Not supported Supported Supported (Same as pre-
ver. 1.2)
MODBUS slave protocol added --- --- Supported
Classification Type Model May 2004 June 2003 December 2005
Inner Boards Serial Communica-
tions Boards
CS1W-SCB21-V1 Pre-Ver. 1.2 Unit version 1.2
(Lot No.: 040617
and later)
Unit version 1.3
CS1W-SCB41-V1
CPU Bus Units Serial Communica-
tions Units
CS1W-SCU21-V1 Pre-Ver. 1.2 Unit version 1.2
(Lot No.: 040617
and later)
Unit version 1.3
CS1W-SCU21-V1
CS1W-SCU41-V1
CS1W-SCU31-V1 --- --- Unit version 1.3
(Available April,
2006)
CJ1W-SCU31-V1 --- ---
CPU Unit Sup-
port Software
CX-Programmer WS02-CXPC1-JV@ Ver. 4.0 or earlier Ver. 5.0 Version 6.1
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