Mitsubishi L26CPU-BT, User Manual

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App - 16 App - 16
APPENDIXES
CPU
G(P).RIWT
CPU
1)
2)
2)
Send buffer
for the first
module
Buffer memory
Device memory
Master station Local station (first module)
1) Stores the data to be written in the buffer memory of the local station or to the
device memory of the CPU in the send buffer for the first module.
2) Accesses the buffer memory of the local station or the device memory of the
CPU.
(9) Automatic update buffer
The automatic update buffer stores automatic update data when performing
transient transmission (communication using the automatic update buffer) with
the AJ65BT-R2N.
The automatic update buffer size of the AJ65BT-R2N is specified by a network
parameter.
For more details on the automatic update buffer size settings, refer to Sections
7.2.2, 7.3.2, 7.4.2.
[Communication example using the automatic update buffer]
CPU
G(P).RIFR
Automatic
update
buffer for
the first
module
Buffer memory
Master station AJ65BT-R2(N) (first module)
1)
2)
D
Automatic
update
buffer
memory
Automatic update
1) Accesses the automatic update buffer for the first module.
2) Stores the data specified by the control data in the CPU device.
For details on the automatic update timing, refer to the CC-Link System RS-
232 Interface Module User's Manual (Nonprocedural Protocol Mode) AJ65BT-
R2N.