8 I/O Allocations and Unit Settings
8-12
CJ2 CPU Unit Software User’s Manual
For example, a first slot word has been set in the middle of each Rack. Only 16-point Units have
been used.
* Group 00 must start at slot 00 on the CPU Rack. Any word can be set. Any slot can be set on any Rack for
groups 01 to 63.
Setting First Slot Words from the CX-Programmer
Use the following procedure to set the first rack words.
1 Select the Rack/Slot Start Addresses from the Option Menu on the I/O Table Window. The fol-
lowing dialog box will be displayed.
2 Select the Slot Start Addresses Settings Option and click the OK Button.
First Slot Word Settings
Group Rack Slot Word
00 * CPU Rack 00 CIO 0000
01 CPU Rack 03 CIO 0100
02 Rack 1 02 CIO 0200
03 Rack 2 02 CIO 0300
0 1 2 3 4
0 1 2 3
0 1 2 3 4
CPU Rack
(Rack 0)
Rack 1
CIO
0000
CIO
0100
CIO
0200
CIO
0300
Group 02: First slot word is set to CIO 0200.
CIO
0001
CIO
0002
CIO
0102
CIO
0103
CIO
0202
CIO
0203
CIO
0101
CIO
0201
CIO
0301
CIO
0302
Group 00: First slot word
is set to CIO 0000.
Group 01: First slot word
is set to CIO 0100.
CPU Unit
Power Supply Unit
I/O Control
Unit
Power Supply Unit
I/O Interface
Unit
Group 03: First slot word is set to CIO 0300.
Power Supply Unit
I/O Interface
Unit
Rack 2