CHAPTER 7: PROGRAMMING USING SOCKETS .........................................................20
7.1
Socket Description ................................................................................................... 20
7.2
Communicating Using Sockets ................................................................................ 20
7.3
Controller Access ..................................................................................................... 20
7.4
Input Buffer Requirements ....................................................................................... 20
CHAPTER 8: CONNECTING OVER WAN .......................................................................21
8.1
View Web Pages Over WAN .................................................................................... 21
8.2
Use Sockets Over WAN ........................................................................................... 21
CHAPTER 9: MODBUS TCP DATA STRUCTURE .........................................................22
9.1
Programming / Monitoring Values Translation ......................................................... 22
9.2
Data Type ................................................................................................................. 23
9.3
Data Access ............................................................................................................. 25
9.4
Data Length (Number of Registers) ......................................................................... 25
9.5
Parameters Range ................................................................................................... 25
9.6
Read / Write Registers ............................................................................................. 25
9.7
Registers Mapping ................................................................................................... 26
9.8
MODBUS TCP Unique Commands Structure .......................................................... 29
9.9
Sequencer Activation ............................................................................................... 34
CHAPTER 10: Multi Drop Connection .............................................................................36
10.1
Selecting a Single Power Supply in a Multi Drop Chain .......................................... 36
10.2
Power Supply Configuration ..................................................................................... 36