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A.2 receive message function (msg-rcv), A.2.1 basic specifications – Yaskawa MP920 Communications Module User Manual

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A.2 RECEIVE MESSAGE Function (MSG-RCV)

A-13

A

A.2

RECEIVE MESSAGE Function (MSG-RCV)

A.2.1

Basic Specifications

* Refer to A.1 SEND MESSAGE Function (MSG-SND).

Function

Name

MSG-RCV

Function

Receives a message from the remote station on the line specified by the COMMUNI-
CATIONS DEVICE TYPE command (DEV-TYP). Supports multiple protocol types.
The EXECUTION command (EXECUTE) must be held ON until COMPLETE or
ERROR turns ON.
Communications devices: 215IF, 217IF, 218IF, serial, SVB-01
Protocols: MEMOBUS, no-protocol

Function
Definition

I/O

Definitions

No.

Name

I/O Designation

Description

Inputs

1

EXECUTE

B-VAL

RECEIVE MESSAGE command

2

ABORT

B-VAL

RECEIVE MESSAGE ABORT com-
mand

3

DEV-TYP

I-REG

Communications device type:
215IF = 1, 217IF = 5, 218IF = 6, Serial
= 8, SVB-01 = 11

4

PRO-TYP

I-REG

Communications protocol:
MEMOBUS = 1*
No-protocol 1 = 2
No-protocol 2 = 3

5

CIR-NO

I-REG

Line number:
215IF = 1 to 8, 217IF = 1 to 24
218IF = 1 to 8, Serial= 1 or 2

6

CH-NO

I-REG

Transmission buffer channel number
215IF = 1 to 13, 217IF = 1
218IF = 1 to 10, Serial = 1

7

PARAM

Address input

Leading address of setting data
(MW, DW, #W)

Outputs

1

BUSY

B-VAL

Message is being received.

2

COMPLETE

B-VAL

Message receiving has been completed.

3

ERROR

B-VAL

Error has occurred.

MSG-RCV

EXECUTE BUSY

ABORT COMPLETE

DEV-TYP ERROR

PRP-TYP

CIR-NO

CH-NO

PARAM