Settings Through Cx-Integrator - Omron CJ1W-DRM21 Operation Manual

4 Remote I/O Master Communications
4-4-1

Settings through CX-Integrator

You can allocate slaves in any order for the following blocks: OUT block 1, OUT block 2, IN block 1,
and IN block 2.
To access the area where the slave is allocated from the user program, a user-defined variable that
specifies the AT specification of that area needs to be defined.
Specified areas in memory used
for CJ-series Unit
User-set block order
Bit
First word specified
to
Bit
First word specified
to
Specified areas in I/O memory
Bit
First word specified
to
First word specified
to
You can set the block allocation order, block allocation areas, and order of node addresses in each
block. Each address is allocated at least one byte (rightmost or leftmost byte).
• More than one word is allocated for each slave (according to it's node address) with more
than 16 I/O points.
• The leftmost or rightmost byte of the word is allocated to each slave that has 8 I/O points or
less.
4-22
OUT block 1
First word specified
IN block 1
OUT block 2
Bit
First word specified
IN block 2
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
OUT block 1
User-set block order
Bit
Address
First word
Address
specified
Address
to
to
Address
Address
Address
Address
IN block 1
User-set block order
Bit
Address
Address
Address
to
to
Address
Address
Address
Address
OUT block 2
User-set block order
Bit
Address
First word
specified Address
Address
to
Address
Address
Address
Address
IN block 2 User-set block order
Bit
Address
Address
Address
to to
Address
Address
Address
Address
Output to slaves
Input from slaves
Output to slaves
Input from slaves