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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