3 SPECIFICATIONS

MELSEC-Q

Address

 

 

 

 

 

Initial

Applicable

Registration

Reference

Decimal (Hex)

Application

 

 

Name

protocol

allowed/not

 

 

value

section

CH1

CH2

 

 

 

 

 

MC

Non

Bi

allowed

 

 

 

 

 

 

 

152

312

For designation

Communication system designation (for RS-232)

 

 

 

 

 

 

of communica-

0: Full duplex communication

1: Half-duplex communication

0

 

 

 

 

Chapter 7

(98H)

(138H)

tion control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Section

153

313

 

Simultaneous transmission priority/non-priority designation

 

 

RW

 

 

 

 

 

 

 

8.4.5

 

0: Priority

 

 

 

 

 

 

(99H)

(139H)

 

 

 

 

 

 

 

 

Section

 

Other than 0: Non-priority (transmission wait time, unit: 100 ms)

 

 

 

 

 

 

 

For half- duplex

 

 

 

 

 

8.4.8

154

314

Retransmission time transmission method designation

 

 

 

 

Allowed

(9AH)

(13AH)

communica-tions

0: Do not resend.

1: Resend.

 

 

 

 

 

 

control

0

 

 

 

 

Chapter 8

 

 

Simultaneously transmission data valid/invalid designation

 

 

 

 

 

 

designation (RS-

 

 

 

 

 

of User's

155

315

232)

•

Receive data valid/invalid (b0)

 

 

—

RW

 

Manual

 

0: Valid

1: Invalid

 

 

 

(9BH)

(13BH)

 

 

 

 

 

(Application)

 

•

Transmission data valid/invalid (b8)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0: Valid

1: Invalid

 

 

 

 

 

 

 

156

316

 

No-reception monitoring time (timer 0) designation

 

 

 

 

 

 

 

0H

: Wait infinitely

 

0H

 

RW

 

 

Section

(9CH)

(13CH)

 

 

 

 

 

 

28H to FA0H: Monitoring time (unit: byte)

 

 

 

 

 

8.4.5

 

 

For designation

 

 

 

 

 

 

317

Response monitoring time (timer 1) designation

 

 

 

 

 

 

157

of data

32H

 

 

 

 

 

0H

: Wait infinitely

 

 

—

 

Allowed

Chapter 6

(9DH)

(13DH)

communica-tion

 

(5 sec.)

 

 

1H to BB8H: Monitoring time (unit: 100 ms)

 

 

 

 

of User's

 

 

time monitoring

 

RW

 

RW

 

158

318

Transmission monitoring time (timer 2) designation

708H

 

 

Manual

 

 

 

 

 

 

0H

: Wait infinitely

 

 

RW

 

 

(Application)

(9EH)

(13EH)

 

 

(3 min.)

 

 

 

 

1H to BB8H: Monitoring time (unit: 100 ms)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

159

319

Use prohibited

System area

 

 

 

 

 

 

—

 

(9FH)

(13FH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CH1:

 

 

 

 

Section

160

320

 

Buffer memory head address designation

400H

 

 

 

 

For designation

 

 

 

 

8.4.6

(A0H)

(140H)

of on-demand

(400H to 1AFFH, 2600H to 3FFFH)

 

CH2:

RW

—

 

 

 

800H

 

 

161

321

function

Data length designation

 

0

 

 

 

 

Reference

(A1H)

(141H)

 

(0000H to 3400H)

 

 

 

 

 

Manual

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CH1:

 

 

 

 

 

162

322

For designation

Transmission buffer memory head address designation

400H

 

 

 

 

 

(A2H)

(142H)

of transmission

(400H to 1AFFH, 2600H to 3FFFH)

 

CH2:

 

 

RW

 

 

 

800H

 

 

 

 

163

323

area

Transmission buffer memory length designation

200H

 

 

 

 

 

(A3H)

(143H)

 

(0001H to 1A00H)

 

 

 

 

Allowed

 

 

 

 

 

 

 

 

164

324

 

Received data count designation

 

1FFH

 

 

 

Chapter 6

 

 

 

 

 

 

(A4H)

(144H)

 

0001H to 33FEH: Received data count

 

 

 

 

Chapter 7

For data

 

 

 

—

 

 

 

Receive complete code designation

 

 

 

 

 

Section

165

325

reception

 

0D0AH:

 

 

 

FFFFH : No designation for receive complete code

—

RW

 

 

8.4.5

(A5H)

(145H)

 

(CR+LF)

 

 

 

 

 

0H to FFH: Receive complete code

 

 

 

 

 

 

Section

 

 

 

 

 

 

 

CH1:

 

 

 

 

8.4.7

166

326

 

Receive buffer memory head address designation

600H

 

 

 

 

Section 8.7

(A6H)

(146H)

For designation

(400H to 1AFFH, 2600H to 3FFFH)

 

CH2:

 

 

RW

 

 

 

 

of reception area

 

 

 

 

A00H

 

 

 

 

167

327

Receive buffer memory length designation

200H

 

 

 

 

 

 

 

 

 

 

 

(A7H)

(147H)

 

(0001H to 1A00H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

168

328

For data

Receive data clear request

 

0

 

 

—

Not allowed

 

(A8H)

(148H)

reception

0: No request

1: Requested

 

 

 

 

 

 

 

 

 

169

329

 

First frame No. designation 1st

 

 

 

 

 

 

Section

(A9H)

(149H)

 

0: No designation

Other than 0: Designated

 

 

 

 

 

8.4.6

170

330

For designation

First frame No. designation 2nd

 

 

 

 

 

 

 

(AAH)

(14AH)

0: No designation

Other than 0: Designated

 

 

 

 

 

Chapters 9

 

 

of on-demand

 

 

 

 

 

RW

—

 

 

171

331

Last frame No. designation 1st

 

 

 

and 10 of

user frame

 

 

 

 

 

 

0: No designation

Other than 0: Designated

 

 

 

 

 

(ABH)

(14BH)

 

 

 

 

 

 

User's

172

332

 

Last frame No. designation 2nd

 

0

 

 

 

 

Manual

(ACH)

(14CH)

 

0: No designation

Other than 0: Designated

 

 

 

 

(Application)

 

 

 

 

 

 

173

333

 

User frame use enable/disable designation

 

 

 

 

Allowed

Section

 

0: Do not use

1: Use

 

 

 

 

 

(ADH)

(14DH)

 

 

 

 

 

 

 

2: Data communication possible (Q series C24 set)

 

—

RW

—

 

8.4.7

 

 

 

 

 

174 to

334 to

For designation

First frame No. designation 1st (1st to 4th)

 

 

 

 

 

 

 

 

 

177

337

 

 

 

 

 

 

 

 

 

Chapters 9

of receive user

0H: No designation

1H or more: Head frame No.

 

 

 

 

 

(AEH to

(14EH to

 

 

 

 

 

and 11 of

B1H)

151H)

frame

 

 

 

 

 

 

 

 

 

178 to

338 to

Last frame No. designation (1st to 4th)

1: 0DH

 

 

 

 

User's

 

 

 

 

 

181

341

 

0H: No designation

1H or more: Last frame No.

2: 0AH

—

RW

—

 

Manual

(B2H to

(152H to

 

3: 0H

 

(Application)

 

0: No transmission designation

1 or more: Output frame No.

 

 

 

 

B5H)

155H)

 

4: 0H

 

 

 

 

 

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