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6.3 PLC Side Setting
6.3.3 Connecting to CC-Link module (A Series)
3 Sequence program
The parameter setting and the sequence program of the data link startup request is required.
(1) Programming condition (with CC-Link dedicated instructions)
The program sets the network parameter and automatic refresh parameter when PLC CPU status
changes from STOP to RUN, and automatically starts the data link with CC-Link dedicated
instructions.
(a) I/O signal of CC-Link module
Control & Communication Link System Master/Local Module Type AJ61BT11/
A1SJ61BT11 User's Manual
(b) Devices used by user
Device Application
M0 RLPA instruction normal completion flag
M1 RLPA instruction error completion flag
M100 Network parameter setting flag
M101 Automatic refresh parameter setting flag
D0 Synchronous mode valid/invalid
D1 Number of connected modules
D2 Station data
D3 Send buffer size
D4 Receive buffer size
D5 Automatic update buffer size
D400 Error code in the case of error completion of RLPA instruction
D100 to D103 Automatic refresh setting (RX)
D104 to D107 Automatic refresh setting (RY)
D108 to D111 Automatic refresh setting (RW)
D112 to D115 Automatic refresh setting (SB)
D116 to D119 Automatic refresh setting (SW)
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