Modbus language objects
Explicit exchange management and report
At a Glance
Word objects
This page describes all language objects which manage explicit exchanges. (See :
PL7 Micro/Junior/Pro ; Communication applications ; Volume 1)
The table below shows the different word objects for managing explicit exchanges.
Object (1) Function
%MWxy.MOD.0
Exchanges in progress on module
Meaning l x0 = 1: reading statuses
%MWxy.MOD.1
%MWxy.i.0
%MWxy.i.1
Module report
Exchanges in progress on channel
Channel report l l l x0: status read report (0 = ok) x0 = 1: reading statuses x1 = 1: sending command parameters to the communication channel l l x0: status read report (0 = ok) x1 = 0: command parameters received and accepted by the communication channel
Key
(1) Address xy.i l l l x: corresponds to the rack number y: corresponds to the module number i: corresponds to the channel number
TLX DS COM PL7 xxE
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