Omron CS1W-MC221 - 02-2008 Operation Manual page 333

Interface Specifics
Timing Chart
Teaching Box in Enable Mode Flag
Teaching Box in Protect Mode Flag
306
IOWR execution
ER Flag
= Flag
Flash Memory Write
(n+10, 10/n+18, 10)
Error Flag
(n+10, 14/n+18, 14)
Word
MC221 MC421
n+10 n+18
The Teaching Box in Enable Mode Flag is ON when the Teaching Box is in
Enabled Mode. Use this flag as a condition to interlock the ladder program for
this mode.
When this flag is ON, the only commands that can be received from the CPU
Unit are the Error Counter Function Selection, Deceleration Stop, Forced
Block End, Pause, Optional Inputs, and M Code Reset.
Refer to the Teaching Box Operation Manual (W320) for more details on the
Teaching Box's Enabled Mode.
Signal
1 The Teaching Box is in Enabled Mode.
0 The Teaching Box isn't in Enabled Mode.
Word
MC221 MC421
n+10 n+18
The Teaching Box in Protect Mode Flag is ON when the Teaching Box is in
Protect Mode. Use this flag as a condition to interlock the ladder program for
this mode.
No operations except the Error Counter Function Selection can be performed
from the CPU Unit when this flag is ON.
Refer to the Teaching Box Operation Manual (W320) for more details on the
Teaching Box's Protect Mode.
Signal
1 The Teaching Box is in Protect Mode.
0 The Teaching Box isn't in Protect Mode.
One cycle or less
Normally 1 to 2 s
(30 s max.)
Bit I/O
11 Input
Meaning
Bit I/O
12 Input
Meaning
Section 5-4
Error
Valid mode
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Valid mode
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