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CY3274 Cypress High Voltage Programmable PLC Development Kit Guide, Doc. # 001-53598 Rev. *G
Contents
4.3.5 High Voltage with Switched Mode Power Supply (SMPS).............................48
4.3.6 Transmit Filter, Transmit Amplifier, and Receive Filter...................................48
4.3.7 High Voltage Coupling Circuit ........................................................................49
PLC Demo .................................................................................................................51
5.2.1 Software Requirements .................................................................................51
5.2.2 Using the PLT User Module in an Example Project .......................................52
5.2.3 Evaluating the Example Project on Hardware ...............................................59
5.2.4 Hardware Setup .............................................................................................62
Using CY3274 with PLC Control Panel using CY3240 I2USB Bridge.......................64
5.3.1 Software Requirements .................................................................................65
5.3.2 PLT Configuration ..........................................................................................65
5.3.3 I2C Interface Write Packet Structure..............................................................67
5.3.4 I2C Interface Read Packet Structure .............................................................67
5.3.5 I2C Application...............................................................................................67
5.3.6 I2C Host Example ..........................................................................................68
5.3.7 Evaluating the Example Project on Hardware with PLC Control Panel GUI..68
Schematics ................................................................................................................69
A.1.1 Board Overview .............................................................................................69
A.1.2 User Interface ................................................................................................70
A.1.3 Transmit and Receive Filters and Coupling ...................................................71
A.1.4 Power Supply.................................................................................................72
Layout........................................................................................................................73
A.2.1 Top Layer.......................................................................................................73
A.2.2 Ground Layer .................................................................................................74
A.2.3 Power Layer...................................................................................................75
A.2.4 Bottom Layer .................................................................................................76
A.2.5 Top Silkscreen ...............................................................................................77
A.2.6 Bottom Silkscreen ..........................................................................................78