Architecture of TSX SAY 100 Module
(Original Document)
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At a glance
The TSX SAY 100 module operates according to the master/slave mode. The master only controls exchanges on the bus.
The AS-i standard sets several operating levels offered by the master:
NOTE: The TSX SAY 100 corresponds to the profile M2 with the additional option of reading the diagnostics information of the slaves.
The module includes data fields which are used to manage the lists of slaves and I/O data images. This information is stored in a volatile memory.
Illustration of the architecture
The figure below shows the TSX SAY 100 module architecture.
Description of constituent elements
The table below shows the different elements that make up the architecture of the TSX SAY 100 module.
Number
Item
Description
1
I/O data
Images of 124 inputs and 124 outputs of AS-i V2 bus.
2
Current parameters
Image of parameters of all slaves.
3
Configuration/Identification
This field contains all the I/O codes and identification codes for all the detected slaves.
4
LDS
List of all the slaves detected on the bus.
5
LAS
List of active slaves on the bus.
6
LPS
List of slaves provided on the bus and configured by Control Expert.