Honeywell 2MLL-PMEC - P2 P Data Read;Write Process

Chapter 9 P2P
2 Pnet I/F Module 2MLL-PSRA, 2MLL-PMEA, 2MLL-PMEB User’s Guide R220
Honeywell January 2019
9.2 Process of P2P Read/Write Data
For the application example of P2P, the master station “0” and slave station “1” are to share data with each
other.
Setting is as follows;
1) The master station “0” saves 1 byte of M0200 data to the slave station “1”.
2) The 1 byte data from the station “1” is saved on M0400 of master.
[Figure 9.2.1] Block diagram of P2P process
Master
 Station number: 1
 Mode: WRITE
 Read area: M0200
M0200
Slave station “1”
aCyclic Area
Master
 Station number: 1
 Mode: READ
 Save area: M0400
M0400
Slave station “1”
aCyclic Area