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Yaskawa MP920 Communications Module User Manual

Page 141

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6.6 217IF Communications Protocols

6-25

6

* 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.

UR

Reads the main microcomputer program

128 bytes

No

VR

Reads the sub-microcomputer program

128 bytes

No

UW

Writes the main microcomputer program

128 bytes

No

VW

Writes the sub-microcomputer program

128 bytes

No

KR

Reads the comment data

128 bytes

No

KW

Writes the comment data

128 bytes

No

PR

Reads the parameter contents

128 bytes

No

PW

Writes the parameter contents

128 bytes

No

PS

Recognizes and checks the rewritten parameter contents

No

RR

Requests for remote RUN/STOP

No

RS

PC

Reads the PLC model name

No

GW

Turns a global signal ON/OFF

1 point

No

On demand Issues a request to send from the sequencer CPU

1,760 words
max.

No

TT

Loopback test

254 characters

Yes

08H

Table 6.9 MELSEC ACPU Commands (cont’d)

Command

Description

Qty

217IF

Support

*

MEMOBUS

Command