Master Status 2 (Word N+13) - Omron CS1W-DRM21 Operation Manual

Allocated CIO Area Words
Bit Name Status
10 Fixed ON
Allocation
Area Setting
Failed Flag
OFF
11 Scan List ON
Register/
Clear Failed
Flag
OFF
12 Communica- ON
tions Cycle
Time
Setting
Failed Flag
OFF
13 Reserved by ---
to system
14
15 I/O Data ON
Communica-
tions Flag
OFF
3-2-8

Master Status 2 (Word n+13)

Word
Bit 15
Master I/O Allocation Status
n+13
Master I/O Allocation Status
78
Controlled
by
Unit Indicates that an error has occurred in one of the following operations:
• Fixed Allocation Setting 1 (word n, bit 08)
• Fixed Allocation Setting 2 (word n, bit 09)
• Fixed Allocation Setting 3 (word n, bit 10)
Once this bit turns ON, it will remain ON until the operation is successfully
completed.
Unit Indicates that the error has not occurred. The bit turns OFF when the
operation is successfully completed.
Unit Indicates that an error has occurred in one of the following operations:
• Scan list enabled (word n, bit 00)
• Scan list clear (word n, bit 01)
Once this bit turns ON, it will remain ON until the operation is successfully
completed.
Unit Indicates that the error has not occurred. The bit turns OFF when the
operation is successfully completed.
Unit Indicates that an error has occurred when setting the communications
cycle time (word n, bit 12).
Once this bit turns ON, it will remain ON until the next communications
cycle time is set.
Unit Indicates that the error has not occurred. The bit turns OFF when the
operation is successfully completed.
--- ---
Unit Indicates that at least one slave is performing remote I/O communications.
Usage example: When writing the ladder program for remote I/O commu-
nications, set a NO input condition for this bit to control slave I/O process-
ing.
Unit Indicates that remote I/O communications are not being conducted with
any slaves.
The leftmost eight bits indicate the status of master I/O allocations.
Bit 08 Bit 07
Code
00 Hex
01 Hex
02 Hex
03 Hex
11 Hex
12 Hex
13 Hex
20 Hex
30 Hex
80 Hex
Unit operation
Reserved by system
Details
Unit starting up
Fixed allocation status 1 (with the scan list disabled)
Fixed allocation status 2 (with the scan list disabled)
Fixed allocation status 3 (with the scan list disabled)
Fixed allocation status 1
Fixed allocation status 2
Fixed allocation status 3
User-set allocations in the allocated DM Area words
User-set allocations from the Configurator
Master function disabled
Section 3-2
Bit 00