Common Operating Memory Area Words - Omron CJ1W-NC271 - 12-2009 Operation Manual

Common Operating Memory Area
4-6-2

Common Operating Memory Area Words

Common Operating
Output Memory Area
I/O Word Bits
Output n 00
(CPU
Unit to
01
PCU)
02
03
04 to 15
n+1 00
01 to 05
06
07
08 to 14
15
n+2 ---
n+3 to ---
n+5
The memory allocation of the Common Operating Memory Area is shown in
the following table. For details on functions and operations of each word, such
as operation timing, refer to the section given in the Details column.
n = CIO 1500 + (unit number × 25)
Category Name
--- UNIT ERROR
RESET
Data trans- WRITE DATA
fer com-
mands
READ DATA
SAVE DATA
--- Not used (reserved
by the system).
Communi- CONNECT
cations
control
Reserved by the sys-
commands
tem.
---
WRITE BACKUP
DATA
READ BACKUP
DATA
Not used (reserved
by the system).
REJOIN (See note.)
Axes to connect
(See note.)
--- Not used (reserved
by the system).
Operation
Resets the Unit common error
when this bit turns ON.
Writes data to the PCU from
the CPU Unit when this bit
turns ON.
Reads data from the PCU to
the CPU Unit when this bit
turns ON.
Saves the contents of the
PCU's internal memory to its
flash memory when this bit
turns ON.
These bits are reserved by the
system. Do not use.
Starts/stops MECHA-
TROLINK communications.
These bits are reserved by the
system. Do not use.
Writes data saved in the
PCU's internal flash memory
to the Memory Card installed
in the CPU Unit when this bit
turns ON.
Reads data from the Memory
Card installed in the CPU Unit
to the PCU's internal flash
memory when this bit turns
ON.
These bits are reserved by the
system. Do not use.
Restarts MECHATROLINK
communications.
Specifies the axes for which to
start MECHATROLINK com-
munications.
These bits are reserved by the
system. Do not use.
Section 4-6
Details
12-6 Error Reset
5-2-1 Writing PCU
Parameters
5-2-2 Reading PCU
Parameters
5-2-3 Saving PCU
Parameters
---
6-3-1 Establishing
Connections
---
13-4-2 Memory Card
Backup
---
6-3-4 Rejoining the
Connection
6-3-5 Specifying the
Axes to Connect
---
181