YASKAWA MP920 User Manual page 141

Command
UR Reads the main microcomputer program
VR Reads the sub-microcomputer program
UW Writes the main microcomputer program
VW
Writes the sub-microcomputer program
KR Reads the comment data
KW Writes the comment data
PR Reads the parameter contents
PW
Writes the parameter contents
PS Recognizes and checks the rewritten parameter contents
RR Requests for remote RUN/STOP
RS
PC
Reads the PLC model name
GW Turns a global signal ON/OFF
On demand Issues a request to send from the sequencer CPU
TT Loopback test
* Yes: Command supported by the 217IF Module.
No: Command not supported by the 217IF Module.
Note: Special AnACPU commands are not supported. Use the common ACPU commands for
AnACPU access. The AnACPU expansion registers cannot be accessed.
Table 6.9 MELSEC ACPU Commands (cont'd)
Description
6-25
6.6 217IF Communications Protocols
Qty 217IF
*
Support
No
128 bytes
No
128 bytes
No
128 bytes
No
128 bytes
No
128 bytes
No
128 bytes
No
128 bytes
No
128 bytes
−
No
− No
−
No
No
1 point
No
1,760 words
max.
Yes
254 characters
MEMOBUS
Command
−
−
−
−
−
−
−
−
−
−
−
−
−
08H
6