Overall Structure - Omron CS1W-213 - REV 02-2008 Operation Manual

Overall Structure

4-1 Overall Structure
CIO Area
Special I/O Unit Area
Operating memory area
(output)
(input)
DM or EM Area
User-specified DM or EM words
(specified in common parameters)
Operating data area
(output)
(input)
DM Area words allocated
to Special I/O Units
Common parameter area
Axis parameter area
User-specified DM or EM words
(for data transfer)
Data transfer area
Note
64
The PCU is used by exchanging data with the CPU Unit as shown below.
CPU Unit
I/O refresh
Power up
or restart
(See note 1.)
Data transfer
CX-Position
The user can select by means of a common parameters setting whether the
axis parameters set in the CPU Unit's DM Area are to be transferred to the
PCU for use, or whether the axis parameters saved in the PCU's flash mem-
ory are to be used.
PCU
Commands
Operating commands
Settings
Operating data
Status (flags)
Operating data
Status data
Common parameters
Axis parameters
Memory operation data
Positioning
sequences
Speeds
Positions
Acceleration times
Deceleration times
Dwell times
Save data
Zones
PCU's internal memory
Section 4-1
Command
execution
Result
Flash memory