Display Section Status Area - Omron NSJ CONTROLLERS - 03-2008 Operation Manual

I/O Memory
6-3-2

Display Section Status Area

Display Section Mode
Status
Display Screen
Transfer Status
112
If the IOM Hold BIt (A50012) is ON and the PLC Setup's "IOM Hold Bit Status
at Startup" setting is set to protect the IOM Hold Bit, the contents of the CPU
Bus Unit Area won't be cleared when the NSJ Controller's power supply is
cycled.
The Display Section Status Area contains 100 words with addresses ranging
from CIO 1900 to CIO 1999. Words in the Display Section Status Area are
allocated to providing the status of the Display Section.
Word Name
CIO 1900 Mode Status
CIO 1901 Screen Transfer Status Stores the status of screen transfer for the
CIO 1902 Error Status
CIO 1903 to Reserved by system.
CIO 1999
Word Bit
CIO 1900 00 to 13 Reserved by system.
14 ON: Display Section is in
OFF: Display Section is in
15 ON: Display Section is oper-
OFF: Display Section is
Word Bit
CIO 1901 00 to 07 01 hex: Download in progress
02 hex: Upload in progress
03 hex: Preparing transfer
04 hex: Transfer completed
05 hex: Resetting
08 to 15 Reserved by system.
Shows the operating mode of the Display
Section.
Display Section.
Stores the error status of the Display Section.
This is the error status detected by the Dis-
play Section. Any errors indicated here will
not cause fatal or non-fatal errors for the Con-
troller Section.
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Settings
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Turns ON when the System
Maintenance Screen Menu is selected by user
Mode. operation.
Turns OFF when the System
Normal Screen Mode. Menu is ended.
Turns ON when initialization
ating. with the Controller Section
has been completed and the
Display Section enters normal
stopped.
operating status.
Also turns ON when the Main-
tenance Screen Mode is
entered.
Settings
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Section 6-3
Contents
Description
Description