Mitsubishi Electric RD77GF16, User Manual

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APPX
Appendix 2 Buffer Memory
Appendix 2
Buffer Memory
The buffer memory is used to exchange data between the Simple Motion module and the CPU module. Following buffer
memory values are defaulted when the CPU module is reset or the system is powered off.
For the list of buffer memory addresses, refer to the following.

MELSEC iQ-R Simple Motion Module User's Manual (Application)
List of buffer memory addresses
Name Initial
value Address
(decimal) Address
(hexadecimal) Read, write
Link device area Remote input (RX) 0 100000 to 101023 186A0H to 18A9FH Read
Remote output (RY) 101024 to 102047 18AA0H to 18E9FH Read, write
Remote register (RWw) 102048 to 110239 18EA0H to 1AE9FH
Remote register (RWr) 110240 to 118431 1AEA0H to 1CE9FH Read
Link special relay (SB) 118432 to 118463 1CEA0H to 1CEBFH • 18432 to 18433
for read and
write
• 18434 to 18463
for read only
Link special register (SW) 118464 to 118975 1CEC0H to 1D0BFH • 18464 to 18495
for read and
write
• 18496 to 18975
for read only
System area 118976 to 119455 1D0C0H to 1D29FH 
RX offset/size information Station No.1 RX offset 0 119456 1D2A0H Read
Station No.1 RX size 119457 1D2A1H
  
Station No.120 RX offset 119694 1D38EH
Station No.120 RX size 119695 1D38FH
Station No.0 RX offset 119696 1D390H
Station No.0 RX size 119697 1D391H
System area 119698 to 119711 1D392H to 1D39FH 
RY offset/size information Station No.1 RY offset 0 119712 1D3A0H Read
Station No.1 RY size 119713 1D3A1H
  
Station No.120 RY offset 119950 1D48EH
Station No.120 RY size 119951 1D48FH
Station No.0 RY offset 119952 1D490H
Station No.0 RY size 119953 1D491H
System area 119954 to 119967 1D492H to 1D49FH

RWw offset/size information Station No.1 RWw offset 0 119968 1D4A0H Read
Station No.1 RWw size 119969 1D4A1H
  
Station No.120 RWw offset 120206 1D58EH
Station No.120 RWw size 120207 1D58FH
Station No.0 RWw offset 120208 1D590H
Station No.0 RWw size 120209 1D591H
System area 120210 to 120223 1D592H to 1D59FH 