YASKAWA MP920 - Page 245

A.2 RECEIVE MESSAGE Function (MSG-RCV)
A-17
A
 Remote Station Number (PARAM02)
PARAM02 outputs the station number of the sender.
For 218IF, specify the connection number of the destination.
 Function Code (PARAM04)
Set the MEMOBUS function code to be sent.
* Yes: Can be output, No: Cannot be output
MB, MW, IB, and IW registers can be used as coils, holding registers, input relays, and input
registers during slave operation.
Function
Code
Meaning 215IF, 218IF,
MECHA-
TROLINK*
217IF,
Serial*
00H Not used.
No No
01H Coil status read
Yes Ye s
02H Input relay status read
Yes Ye s
03H Holding register read
Yes Ye s
04H Input register read
Yes Ye s
05H Single coil status change
Yes Ye s
06H Single holding register write
Yes Ye s
07H Not used.
No No
08H Loopback test
Yes Ye s
09H Holding register read (extended)
Yes N o
0AH Input register read (extended)
Yes N o
0BH Holding register write (extended)
Yes N o
0CH Not used.
No No
0DH Discontinuous holding register read
(extended)
Yes N o
0EH Discontinuous holding register write
(extended)
Yes N o
0FH Multiple coil status change
Yes Ye s
10H Multiple holding register write
Yes Ye s
11H to 20H Not used.
No No
21H to 30H Reserved by system.
No No
31H MELSEC fixed buffer communications
218IF only No
32H MELSEC random buffer read
218IF only No
33H MELSEC random buffer write
218IF only No
34H to 3FH Reserved by system.
No No
40H to 4FH Reserved by system.
No No
50H or later Not used.
No No