Mitsubishi Electric FX2N-485-BD, User Manual

Page: 39 / 65

7.2
Related Flags and Data Registers
7.2.1
Special Auxiliary Relays
Attribute
Special
auxiliary relays
Name Description
Response
type
W M8038
N:N network
parameter setting
Used to set N:N network parameters M, L
R M8063
Network parameter
error When network parameter error is in master
station, this is ON.
M, L
R M8183
Communication error
of Master station When communication error is in master
station, this is ON. *1
L
R
M8184 to
M8190 *2 Communication error
of Slave station When communication error is in slave station,
this is ON. *1
M, L
R M8191 Data communication
When communicate to other station, this is
ON.
M, L
R : Ready only W : Write only M : Master station L : Slave station
*1 The number of communication errors occurred in its own station cannot be counted in the CPU error status, the program
error status or the stop status.
*2 No. in accordance with the slave station No.
Example: Slave station No. 1 is M8184, Slave station No. 2 is M8185,
Slave station No. 3 is M8186
7
FX
2N
-485-BD COMMUNICATION BOARD N:N NETWORK
7-2