3 SPECIFICATIONS

MELSEC-Q

Address

 

 

 

 

 

Initial

Applicable

Registration

Reference

Decimal (Hex)

Application

 

 

 

Name

protocol

 

allowed/not

 

 

 

value

 

section

CH1

CH2

 

 

 

 

 

MC

Non

 

Bi

allowed

 

 

 

 

 

 

 

 

 

 

 

Transmission sequence status (For confirmation of MC protocol

 

 

 

 

 

 

 

 

 

 

communication status)

 

 

 

 

 

 

 

 

 

 

 

0: Waiting for receiving command

 

 

 

 

 

 

 

597

613

 

1: Receiving command

 

 

R

—

 

 

 

 

2: Command reception complete

 

 

 

Section

(255H)

(265H)

 

 

 

 

 

3: Waiting to access PLC CPU

 

 

 

 

 

 

8.6.4

 

 

 

 

 

 

 

 

 

 

 

 

4: Accessing PLC CPU

 

 

 

 

 

 

 

Section

 

 

 

5: PLC CPU access complete

 

 

 

 

 

 

10.1.4

 

 

 

6: Response message transmission

0

 

 

 

 

Not allowed

 

598

614

 

On-demand execution result

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

: Normal completion

 

RW

—

 

 

 

(256H)

(266H)

 

 

 

 

 

 

1 or more: Abnormal completion (error code)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

599

615

For confirmation

Data transmission result

 

 

 

 

 

 

 

Chapter 6

of communica-

0

: Normal completion

 

 

 

 

 

 

Chapter 7

(257H)

(267H)

 

 

 

 

 

 

 

 

tion result

1 or more: Abnormal completion (error code)

 

 

RW

 

 

Section

600

616

 

Data reception result

 

 

 

 

 

8.6.5

 

 

 

 

 

 

 

 

 

0

: Normal completion

 

 

 

 

 

 

Section

(258H)

(268H)

 

 

 

 

 

 

 

 

1 or more: Abnormal completion (error code)

 

 

 

 

 

 

8.6.6

 

 

 

 

 

 

 

 

 

601

617

 

System area

 

 

 

 

 

 

—

 

(259H)

(269H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

602

618

 

MC protocol transmission error code

 

 

 

 

 

 

Section

 

(excludes A compatible 1C frame communication)

 

RW

—

 

 

(25AH)

(26AH)

 

 

 

 

8.6.4

 

0: No error

1 or more: Transmission error code

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Receive user frame (nth)

 

0

 

 

 

 

Not allowed

 

603

619

 

0

: Not received

 

 

—

R

 

—

 

Section

(25BH)

(26BH)

 

1 to 4: Combination of user frame No. designations for reception

 

 

 

8.6.5

 

 

 

 

 

 

 

 

 

 

 

message

 

 

 

 

 

 

 

 

604 to

620 to

 

 

 

 

 

 

 

 

 

 

 

 

607

1023

Use prohibited

System area

 

 

 

 

 

 

—

 

(25CH

(26CH to

 

 

 

 

 

 

 

to 25FH)

3FFH)

 

 

 

 

 

 

 

 

 

 

 

 

1024

2048

 

Transmission data count designation

 

 

 

 

 

 

 

(400H)

(800H)

 

0: No designation

1 or more: Number of send data

 

 

 

 

 

 

 

1025 to

2049 to

 

Transmission data designation

 

 

 

 

 

 

Chapter 6

1535

2559

 

 

 

 

 

 

 

 

 

 

 

Chapter 7

(401H to

(801H to

 

Data to be sent to an external device

 

 

 

 

 

 

Transmission/rece

 

 

 

 

 

 

Section

5FFH)

9FFH)

0

 

RW

 

Not allowed

1536

2560

ive area

Receive data count (Number of data for which read is requested)

 

 

8.4.5

 

 

 

 

 

 

(600H)

(A00H)

 

0: No receive data

1 or more: Number of receive data

 

 

 

 

 

 

Section

1537 to

2561 to

 

Receive data

 

 

 

 

 

 

 

8.4.7

2047

3071

 

 

 

 

 

 

 

 

 

 

 

 

(601H to

(A01H to

 

Data received from an external device

 

 

 

 

 

 

 

7FFH)

BFFH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3072 to 6911

For user

User free area (3840 words)

 

0

 

RW

 

Not allowed

—

(C00H to 1AFFH)

 

Determined by the user.

 

 

 

 

 

 

 

 

 

 

 

 

 

6912to 6952

 

For registration No. 8001H

 

 

 

 

 

 

 

 

 

(1B00H to 1B28H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6953 to 6993

 

For registration No. 8002H

 

 

 

 

 

 

 

 

 

(1B29H to 1B51H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6994 to 7034

 

For registration No. 8003H

The user registration area has the following combined uses, with

 

 

(1B52H to 1B7AH)

 

 

 

7035 to 7075

 

For registration No. 8004H

data written by the user according to the purpose of use by the

 

 

 

(1B7BH to 1BA3H)

 

TO instruction, etc.

 

 

 

 

 

 

 

7076 to 7116

 

For registration No. 8005H

See each explanation item concerning the configuration of each

 

 

(1BA4H to 1BCCH)

 

 

 

7117 to 7157

 

For registration No. 8006H

area, the data written, etc.

 

 

 

 

 

 

 

(1BCDH to 1BF5H)

 

(1)

If data communications is being carried out by user

 

 

 

 

 

7158 to 7198

 

For registration No. 8007H

 

registration frame.

 

 

 

 

 

 

Refer to left

(1BF6H to 1C1EH)

 

 

• User registration frame (User’s Manual (Application),

 

Not allowed

7199 to 7239

 

For registration No. 8008H

 

 

description

(1C1FH to 1C47H)

 

 

Chapter 9)

 

 

 

 

 

 

 

7240 to 7280

 

For registration No. 8009H

(2)

If data communications is being carried out by the modem

 

 

 

(1C48H to 1C70H)

 

 

 

 

 

 

 

 

 

 

function.

 

 

 

 

 

 

 

7281 to 7321

 

For registration No. 800AH

 

 

 

 

 

 

 

 

 

 

• Initialization Data (User’s Manual (Application) Section

 

 

 

(1C71H to 1C99H)

 

 

 

 

 

7322 to 7362

 

For registration No. 800BH

 

3.4.3)

 

 

 

 

 

 

 

(1C9AH to 1CC2H)

 

 

• Connection Data (User’s Manual (Application) Section

 

 

 

7363 to 7403

 

For registration No. 800CH

 

 

 

 

 

 

3.4.4)

 

 

 

 

 

 

 

(1CC3H to 1CEBH)

 

 

 

 

 

 

 

 

 

7404 to 7444

 

For registration No. 800DH

 

 

 

 

 

 

 

 

 

(1CECH to 1D14H)

 

 

 

 

 

 

 

 

 

 

7445 to 7485

 

For registration No. 800EH

 

 

 

 

 

 

 

 

 

(1D15H to 1D3DH)

 

 

 

 

 

 

 

 

 

 

3 - 25

3 - 25