Buffer Memory; Buffer Memory List - Mitsubishi Electric MELSEC-A Series User Manual

3
SPECIFICATIONS
3.8

Buffer Memory

3.8.1
The following describes the buffer memory list.
Contents of set buffer memory of the AJ65BT-R2N can be returned to default by turning
ON power supply of the AJ65BT-R2N again or reset operation.
However, if registering changed contents of buffer memory of the AJ65BT-R2N to the
2
E
power supply of the AJ65BT-R2N.
For details, refer to the following manual.
Mode)
(1) How buffer memory list is organized
1
R2N Address R2N
Address
HEX. HEX. DEC. DEC.
No. Name
1
R2N Address
Name
2
Default
3
Read/Write
4
Refresh
5
Initialization
6
2
7 E PROM register
Reference section
8
3
- 12 3.8 Buffer Memory

3.8.1 Buffer memory list

Buffer memory list
PROM of the AJ65BT-R2N, the initial value of E
CC-Link System RS-232 Interface Module User's Manual (Nonprocedural Protocol
The following shows how buffer memory list is organized.
2 3
Name Name Default Default
Figure 3.4 Organization of list
Table 3.8 Organization of list
The address of buffer memory of the AJ65BT-R2N in hexadecimal or decimal.
The name of buffer memory of the AJ65BT-R2N.
The value at factory default setting of the AJ65BT-R2N.
Applicability of reading/writing.
•R: Readable only
•W: Writable only
•R/W: Readable and writable
Shows which of the master station or the AJ65BT-R2N refreshes the buffer memory value of the
AJ65BT-R2N.
•M: Refresh is performed by the master station
•R2N: Refresh is performed by the AJ65BT-R2N
•Both: Refresh is performed by the master station and the AJ65BT-R2N
Shows whether the initialization is necessary or not when changing the buffer memory value of the
AJ65BT-R2N.
•Needed: Initialization is necessary
•Not needed: Initialization is not necessary
Shows whether contents of buffer memory of the AJ65BT-R2N can be registered to the E
the AJ65BT-R2N or not.
•Available: Registration to E
•N/A: Registration to E
Chapter and section of the detailed description.
2
PROM will be written when turning ON
4 5
Read/ Read/
Refresh Refresh
Write Write
Description
2
PROM is possible
2
PROM is not possible
6 7
2
E PROM PROM
Initialization Initialization
register register
8
Reference Reference
section section
2
PROM of