5-2 settings details, 5-3 executing dm data transfer, Settings details – Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 User Manual

Page 136: Executing dm data transfer

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DM Data Transfer

Section 5-5

5-5-2

Settings Details

The settings for using the DM data transfer function are made in the Auxiliary
Area.

5-5-3

Executing DM Data Transfer

Step 1: Make Auxiliary
Area Settings

To transfer data, the Auxiliary Area settings, described earlier, must be made.
The following settings are made in the Auxiliary Area.

• Slot No. of Motion Control Module for DM Transfer

Specifies the slot number for the Motion Control Module to which DM data
is being transferred.

• Transfer details

• DM Transfer Size (number of words)

• First DM Transfer Source Word

• First DM Transfer Destination Word

Name

Address

Description

Read/write

DM Write Request Bit (Coordinator
Module to Motion Control Module)

A530.00

DM data transfer is executed from the Coordinator Mod-
ule to Motion Control Module when this bit turns ON.

Enabled

DM Read Request Bit (Motion
Control Module to Coordinator
Module)

A530.01

DM data transfer is executed from the Motion Control
Module to Coordinator Module when this bit turns ON.

Slot No. of Motion Control Module
for DM Transfer

A531

Specifies the slot number (in 4-digit hexadecimal) for the
Motion Control Module with which DM data is to be
transferred.

0001: Motion Control Module #1

0002: Motion Control Module #2

0003: Motion Control Module #3

0004: Motion Control Module #4

DM Transfer Size (number of
words)

A532

Specifies the size, in number of words, of the DM data to
be transferred.

0001 to 01F3 hex (1 to 499 words)

First DM Transfer Source Word

A533

Specifies the first address of the DM transfer source in
the Coordinator Module or Motion Control Module.

0000 to 7FFF hex

First DM Transfer Destination
Word

A534

Specifies the first address of the DM transfer destination
in the Coordinator Module or Motion Control Module.

0000 to 7FFF hex

Transfer Error Flag

A535.14

Turns ON when a DM data transfer error occurs.

Transfer Busy Flag

A535.15

Turns ON during DM data transfer and turns OFF when
the transfer has been completed.

DM Read/Write
Request Bit

A535.15
Transfer Busy Flag

A535.14
Transfer Error Flag

Error cleared at start of transfer.

Turns ON when transfer
has been completed if an
error has occurred.

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