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11. PRINTER FUNCTIONS
MELSEC-A
11.4 Reading from the special-applications area of the buffer
11.4.1 Reading from the message error storage area
The following explains the error contents stored in the message error storage
area and gives a reading example.
lesignation method
I
b15
to
b l
I
The error code which occurred is stored.
(Section 12.3 gives details about error d s . )
When several errors occur, the error code
of
the error that occurred first
is stored.
jesignation example]
To read the contents of the message error storage area (AlSJ71C24-PRF I10 addresses:
20H to 3FH).
(Sequence program)
I T I F R O M P
(
H2
1
H801
1
DO
1
K1
The contents of the message error storage area are read
W
.........
This shows the message designation number error.
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