Mitsubishi Electronics AJ65bt-r2 ユーザーズマニュアル

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MELSEC-A

3   SPECIFICATIONS

3.7 R2 buffer memory list

The entire configuration of the R2 buffer memory is explained in this section.

The contents of the R2 buffer memory are cleared to the default values when the

power is turned OFF.

However, if the user has registered the default values in the R2 EEPROM, the

EEPROM default values will be written in when the power is turned ON.

Refer to section 8.8 for details on writing to the R2 EEPROM.

Refer to the buffer memory list in the following manner.

Name

Default 
  value

Update

Initializa-
    tion

Referenc

e

(7)

(1)

(2)

(3)

(4)

(5)

(6)

EEPROM 
registra-
tion

  Address 

(hexadecimal)

No.

Name

Details

(1) Address

Indicates R2 buffer memory address as a hexadecimal.

(2) Name

Indicates the name of the R2 buffer memory.

(3) Default value

Indicates the default value at R2 shipment.

(4) Update

Indicates whether the R2 buffer memory value is updated by the master

station or R2.

  

M station

: Updated by the master station

  

R2

: Updated by R2

   Both

: Updated by both master station and R2

(5) Initialization

Indicates whether initialization is required when the R2 buffer memory

values have been changed.

Refer to section 8.6 for details on initialization.

  

Required

: Initialization is required.

   Not required : Initialization is not required.

(6)

EEPROM

registration

Indicates whether the contents of the R2 buffer memory can be

registered in the R2 EEPROM.

Refer to section 8.8 for details on registering to the EEPROM.

  

Possible

: Registration to the EEPROM is possible.

   Not possible : Registration to the EEPROM is not possible.

(7) Reference

Indicates the chapter, section or page containing detailed explanations.