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11. PRINTER FUNCTIONS
MELSEC-A
(2)
Registering messages from a PC CPU
The following explains the method and gives examples of registering
messages from a PC CPU.
(a) Registering fixed messages
f
\
Fied message access
ares
EEPROM
---__ ---___
Message number
Message data
- -
length
mmarq)Bb
- - - - - - - -
Cl'm''8)
-ON'
Registration
number
n
Fixed message
8CBH
Message registration
e
Printer processing completed signal (XIS)
8
AISJ71C24-PRF
PC CPU
I
Printer processing request signal C/(n+1)8)
-3
Sequence program
I
Message regisIration
designation
1) Designate message registration (01H) to buffer address 800H,
write the message number to be registered to 8AlH, and (using
a sequence program) write the message to be registered to 8A2H
to 8BlH.
After writing to the buffer, turn ON the printer processing request
signal (Y(n+1)8) with a sequence program.
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