9 DEDICATED INSTRUCTIONS

9.5 BIDOUT Instruction

MELSEC-Q

This instruction transmission data using the bidirectional protocol.

 

 

 

 

 

 

 

 

 

 

 

 

Applicable device

 

 

 

 

 

 

 

 

 

 

 

Set

Internal device

 

 

 

 

MELSECNET/H,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MELSECNET/10

Special module

 

 

 

 

 

 

 

 

 

 

 

data

(System, user)

 

File register

 

Index register Zn

Constant

Others

 

 

Direct J

\

 

 

U

 

\G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit

 

Word

 

 

 

 

Bit

 

Word

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(S1)

—

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—

 

 

 

 

 

 

 

 

 

(S2)

—

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—

 

 

 

 

 

 

 

 

 

(D)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[Instruction

 

[Executing

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

code]

 

condition]

 

Command

 

 

 

 

 

Un

 

(S1)

 

(S2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BIDOUT

 

 

 

 

 

 

 

 

 

 

 

G.BIDOUT

 

 

 

 

(D)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BIDOUT

 

 

 

 

 

Command

 

 

GP.BIDOUT

 

Un

 

 

(S1)

 

(S2)

 

 

(D)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Set data

Set data

Description

Set by

Data type

Un

Start I/O signal of the module

User

BIN16 bit

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

 

 

 

(S1)

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

User,

 

system

Device name

 

 

(S2)

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

User

 

(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

 

•

Set transmission channel

 

 

(S1) + 0

Transmission channel

1: Channel 1 (CH1 side)

1, 2

User

2:Channel 2 (CH2 side)

•Transmission result by a BIDOUT instruction

(S1) + 1

Transmission result

are stored.

 

 

 

—

System

0:

Normal

 

 

 

 

1

 

 

 

 

 

Other than 0: Error code

 

 

 

 

 

 

 

 

 

(S1) + 2

Transmission data

• Set the transmission data count.

2

1 or more

User

count

 

 

 

 

 

 

 

 

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.

3 The settings are done by either of the following:

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

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

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