5 expanded system configuration, 5-1 serial communications, 5-2 systems – Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 User Manual

Page 32: Expanded system configuration, Serial communications, Systems, System configuration, Protocols

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9

Expanded System Configuration

Section 1-5

1-5

Expanded System Configuration

1-5-1

Serial Communications

The FQM1 system can be expanded using the two serial ports built into the
Coordinator Module: Peripheral port and RS-232C port.

System Configuration

1-5-2

Systems

The serial communications port mode (protocol) can be switched in the Coor-
dinator Module’s System Setup. Depending on the protocol selected, the fol-
lowing systems can be configured.

Protocols

The following protocols support serial communications.

CX-Programmer

Host computer

Host Link

Automatic detection of
communications parameters

Peripheral
port

RS-232C port

Coordinator Module

Protocol

Main connection

Use

Applicable commands and

communications

instructions

Host Link (SYS-
MAC WAY)

Personal computer

OMRON Programmable Termi-
nals (PTs)

Communications between the
host computer and the Module

Host Link commands/ FINS
commands

No-protocol (cus-
tom) communica-
tions

General-purpose external devices

Servo Drivers

Host controllers

No-protocol communications with
general-purpose devices, host
controllers, and Servo Drivers

TXD(236) instruction and
RXD(235) instruction

NT Links (1: N)

OMRON Programmable Termi-
nals (PTs)

High-speed communications with
Programmable Terminals via
direct access

None

Peripheral Bus
(Toolbus)

CX-Programmer

Communications between the
CX-Programmer running on a
computer and the FQM1

None

Serial PLC Link
Slave

OMRON PLC

Communications between
OMRON PLC and the FQM1

None

Serial Gateway

OMRON Programmable Termi-
nals (PTs)

Servo Drivers

Communications between a PT
and W-series or SMARTSTEP
Servo Drivers via the FQM1

FINS commands

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