Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 User Manual

Page 150

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127

Serial Communications

Section 6-1

Host Link Commands

The following table lists the Host Link commands. Refer to the C-series Host
Link Units System Manual (W143)
for details.

Type

Header

code

Name

Function

Reading I/O
memory

RR

CIO AREA READ

Reads the contents of the specified number of CIO Area
words, starting from the specified word.

RC

PV READ

Reads the contents of the specified number of timer/counter
PVs (present values), starting from the specified
timer/counter.

RG

T/C STATUS READ

Reads the status of the Completion Flags of the specified
number of timers/counters, starting from the specified
timer/counter.

RD

DM AREA READ

Reads the contents of the specified number of DM Area
words, starting from the specified word.

RJ

AR AREA READ

Reads the contents of the specified number of Auxiliary Area

words, starting from the specified word.

Writing I/O
memory

WR

CIO AREA WRITE

Writes the specified data (word units only) to the CIO Area,
starting from the specified word.

WC

PV WRITE

Writes the PVs (present values) of the specified number of
timers/counters, starting from the specified timer/counter.

WD

DM AREA WRITE

Writes the specified data (word units only) to the DM Area,
starting from the specified word.

WJ

AR AREA WRITE

Writes the specified data (word units only) to the Auxiliary
Area, starting from the specified word.

Changing
timer/counter
set values

R#

SV READ 1

Reads the 4-digit BCD constant or word address in the SV of
the specified timer/counter instruction.

R$

SV READ 2

Searches for the specified timer/counter instruction beginning
at the specified program address and reads the 4-digit con-
stant or word address of the SV.

R%

SV READ 3

Searches for the specified timer/counter instruction beginning
at the specified program address and reads the 4-digit BCD
constant or word address of the SV.

Status com-
mands

W#

SV CHANGE 1

Changes the 4-digit BCD constant or word address in the SV
of the specified timer/counter instruction.

W$

SV CHANGE 2

Searches for the specified timer/counter instruction beginning
at the specified program address and changes the 4-digit con-
stant or word address of the SV.

W%

SV CHANGE 3

Searches for the specified timer/counter instruction beginning
at the specified program address and changes the 4-digit con-
stant or word address of the SV.

MS

STATUS READ

Reads the operating status of the Coordinator Module (operat-
ing mode, force-set/reset status, fatal error status).

SC

STATUS CHANGE

Changes the Coordinator Module’s operating mode.

MF

ERROR READ

Reads errors in the Coordinator Module (non-fatal and fatal).

Force-set/reset
commands

KS

FORCE SET

Force-sets the specified bit.

KR

FORCE RESET

Force-resets the specified bit.

FK

MULTIPLE FORCE
SET/RESET

Force-sets, force-resets, or clears the forced status of the
specified bits.

KC

FORCE SET/RESET CAN-
CEL

Cancels the forced status of all force-set and force-reset bits.

Reading model
codes

MM

PLC MODEL READ

Reads the model type of the FQM1.

Test commands

TS

TEST

Returns, unaltered, one block of data transmitted from the
host computer.

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