Send/Receive Area For Predefined Protocol Support Function; User Setting Area For Modbus/Tcp Function - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

■Predefined protocol registration (Un\G1901032 to Un\G1901047)
Whether protocol setting data is registered or not is stored.
All bits are set to 0 if the protocol setting data check result is abnormal.
• 0: No registration
• 1: Registered
Address b15 b14
Un\G1901032 16 15

Un\G1901039 128 127
Un\G1901040 to Empty
Un\G1901047
The numbers in the table indicate protocol numbers.

Send/receive area for predefined protocol support function

■Send/receive area for predefined protocol support function (Un\G1902000 to Un\G1904047)
This area is used for sending and receiving data during communication with predefined protocol.

User setting area for MODBUS/TCP function

■User setting area for MODBUS/TCP function (Un\G1921024 to Un\G1929215)
This area is used for sending and receiving data during communications using MODBUS/TCP.
b13 b12 b11 b10 b9
14 13 12 11 10
126 125 124 123 122
b8 b7 b6 b5 b4
9 8 7 6 5
121 120 119 118 117
b3 b2 b1 b0
4 3 2 1
116 115 114 113
APPX
Appendix 3 Buffer Memory
A
369