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3 output instruction, Melsec-q, 9 dedicated instructions 9.3 output instruction – MITSUBISHI ELECTRIC QJ71C24N User Manual

Page 235: Set data, Control data

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MELSEC-Q

9 DEDICATED INSTRUCTIONS

9.3 OUTPUT Instruction

This instruction transmission data in any message format specified by the user using

the non procedure protocol.

Applicable device

Internal device

(System, user)

MELSECNET/H,

MELSECNET/10

Direct J \

Set

data

Bit

Word

File register

Bit

Word

Special module

U \G

Index register Zn

Constant Others

(S1)

(S2)

(D)

GP.OUTPUT

OUTPUT

OUTPUT

(D)

(S1)

(S2)

(D)

(S2)

(S1)

G.OUTPUT

Un

Un

Command

Command

[Executing

condition]

[Instruction

code]

Set data

Description

Set by

Data type

Un

Start I/O signal of the module

(00 to FE: Top two-digit when I/O signals are expressed in 3-digit.)

User

BIN16 bit

(S1)

Head number of the devices in which control data is stored.

User,

system

(S2)

Head number of the devices in which transmission data is stored.

User

Device name

Set data

(D)

Bit device number to be turned on at completion of execution.

System

Bit

The file register per local device and program cannot be used as the set data.

Control data

Device

Item

Set data

Setting range

Set by

3

(S1) + 0

Transmission channel

• Set transmission channel

1: Channel 1 (CH1 side)
2: Channel 2 (CH2 side)

1, 2

User

(S1) + 1

Transmission result

• Transmission result by an OUTPUT instruction

are stored.
0: Normal

Other than 0: Error code

1

System

(S1) + 2

Transmission data

count

• Set the transmission data count.

2

1 or more

User

1 For error codes relating to abnormal completion, see Chapter 10 of the User's

Manual (Basic).

2 When setting "Word/byte units designation" by GX Configurator-SC, set the number

of bytes when bytes are designated and set the number of words when words are

designated and set the number of words when words are selected as the unit types.

3 The settings are done by either of the following:

• User: Data set by the user before executing the OUTPUT instructions.

• System: The PLC CPU stores the execution result of the OUTPUT instructions.

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