Mitsubishi Electric MELSEC iQ-R Series User Manual page 140

Address
Hexadecimal Decimal
3000H to 3FFFH 12288 to 16383
4000H to 41FFH 16384 to 16895
4200H to 43FFH 16896 to 17407
4400H to 4BFFH 17408 to 19455
4C00H to 53FFH 19456 to 21503
5400H to 5C7FH 21504 to 23679
5C80H to 5CBFH 23680 to 23743
5CC0H to 7FFFH 23744 to 32767
*1 Not available when a standby master station is controlling the system.
*2 This buffer memory area is used when the remote net Ver.1 mode, remote device net Ver.1 mode, or remote I/O net mode is selected.
*3 This buffer memory area is used when the remote net Ver.2 mode or remote device net Ver.2 mode is selected.
Do not write data to "System area".
Doing so may cause malfunction of the programmable controller system.
APPX
138
Appendix 3 Buffer Memory
Name Description

System area
Ver.2- ■Master station
compatible Stores the data input from slave
remote input stations.
*3
(RX)
■Local station
Stores the data input from the master
station.
■Master station
Ver.2-
compatible Stores the data output to slave
remote output stations.
*3
(RY)
■Local station
Stores the data output to the master
station. Data input from other slave
stations are also stored.
■Master station
Ver.2-
compatible Stores the send data to slave
remote stations.
register
*3
(RWw)
■Local station
Stores the send data to the master
station and other salve stations. Data
received from other slave stations are
also stored.
■Master station
Ver.2-
compatible Stores the data received from slave
remote stations.
register
*3
(RWr)
■Local station
Stores the data received from the
master station.

System area
Remote Stores the execution progress of the
device station remote device station initial setting
initialization procedure registration function.
procedure
registration
execution
individual
information
System area 
Read/ Availability
write
Master Local
station station
  
Read  
 
 
Read, write
 
 
Read, write
 
 
Read
 
  
 
Read
  
Reference

Page 149 Ver.2-
compatible remote
input (RX) and Ver.2-
compatible remote
output (RY)
Page 149 Ver.2-
compatible remote
input (RX) and Ver.2-
compatible remote
output (RY)
Page 150 Ver.2-
compatible remote
register (RWw) and
Ver.2-compatible
remote register
(RWr)
Page 149 Ver.2-
compatible remote
input (RX) and Ver.2-
compatible remote
output (RY)
Page 150 Ver.2-
compatible remote
register (RWw) and
Ver.2-compatible
remote register
(RWr)
Page 150 Ver.2-
compatible remote
register (RWw) and
Ver.2-compatible
remote register
(RWr)
Page 150 Ver.2-
compatible remote
register (RWw) and
Ver.2-compatible
remote register
(RWr)
Page 150 Ver.2-
compatible remote
register (RWw) and
Ver.2-compatible
remote register
(RWr)

Page 151 Remote
device station
initialization
procedure
registration
execution individual
info.
