Mitsubishi MELSEC-F User Manual page 112

5 COMMUNICATION PROCEDURE
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(2) When "Do not wait for OPEN" is selected in the operational setting
When initial timing settings of operational settings are at [Do not wait for OPEN
(communication impossible at STOP time)], the (BFM #24 b8: OFF) open
processing/close processing is performed as explained below.
Since open processing/close processing is executed by a sequence program, an
external device can be changed while the connection is established.
M8000
0
U1\
G27
[= H1
Initial
completion
signal
X000 M0 M103
12
Open Initial Cancel of
request completion self-
status holding
at close
M100
Open request
(Self-holding)
[=
[=
[=
[=
X000
Open
request
M102
Closed
(Self-
holding)
79
User applications are described at the area enclosed with
]
D100 H3 ]
Reading
value
of #1602
D100 H5 ]
Reading
value
of #1602
D100 H10 ]
Reading
value
of #1602
D100 H15 ]
Reading
value
of #1602
[= D100 H0 ]
Reading
value
of #1602
.
MELSEC-F
X0:ON Open
X0:OFF Close
U1\
[MOV G28 K4M110 ]
Status Read of status
(M0
Initial
completion
status
(M100 )
Open
request
(Self-
holding)
U1\
[MOV G1602 D100 ]
Reading
OPEN
value
instruction/
of #1602
status
U1\
[MOVP H1 G1602 ]
OPEN
instruction/
status
(M101 )
Rissn/Open
completed
[INCP D0 ]
Number of normal open completions
Normal open
[INCP D1 ]
Number of
abnormal
open
completions
U1\
[MOVP H8000 G1602 ]
OPEN
instruction/
status
(M102 )
Closed
(Self-
holding)
(M103 )
Cancel of
self-holding
at close
[INCP D2 ]
Close normal completion count
Close normal processing
[END ]
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