Cypress CapSense Express CY3280-MBR, Manual

Page: 3 / 32

CY3280-MBR CapSense Express with SmartSense Auto-Tuning Kit Guide, Doc. # 001-64772 Rev. ** 3
Contents
1. Introduction 5
1.1 Kit Contents .................................................................................................................5
1.2 Installation....................................................................................................................5
1.3 Features of CY3280-MBR Kit Board............................................................................5
1.4 Factory Default Configuration ......................................................................................5
1.5 Document Revision History ........................................................................................6
1.6 Documentation Conventions .......................................................................................6
2. Kit Operation 7
2.1 Power Supply...............................................................................................................8
2.2 System Block Diagram and Operation.........................................................................8
2.3 Controller Pin Assignment Details ...............................................................................9
2.4 Connector Details ......................................................................................................10
2.4.1
SmartSense Evaluation Header (Connector J5) ............................................10
2.4.2 Expansion Connector One (Connector J1) ....................................................10
2.4.3 Expansion Connector Two (Connector J2) .................................................... 11
2.5 Power the Kit .............................................................................................................11
2.5.1
Insert Battery.................................................................................................. 11
2.5.2 Default Configuration of Kit ............................................................................12
3. Kit Features 13
3.1 Features of CY8CMBR2044 CapSense Controller....................................................13
3.2 SmartSense Feature..................................................................................................13
3.2.1
Enable SmartSense Feature..........................................................................13
3.2.2 Test CapSense Buttons with SmartSense Feature Enabled..........................13
3.3 Toggle Feature ..........................................................................................................14
3.3.1
Test CapSense Buttons with Toggle Feature Disabled ..................................14
3.3.2 Enable Toggle Feature ...................................................................................15
3.3.3 Test CapSense Buttons with Toggle Feature Enabled ...................................15
3.4 Flanking Sensor Suppression (FSS) Feature ............................................................16
3.4.1
Test CapSense Buttons with FSS Feature Disabled......................................16
3.4.2 Enable FSS Feature.......................................................................................16
3.4.3 Test CapSense Buttons with FSS Feature Enabled.......................................16
3.5 Toggle and FSS Features Combined ........................................................................17
3.5.1
Test CapSense Buttons FSS and Toggle Features Disabled.........................17
3.5.2 Enable Both FSS and Toggle Features..........................................................17
3.5.3 Test CapSense Buttons with FSS and TOGGLE Feature Enabled................18
3.6 Delay Off Feature ......................................................................................................18
3.6.1
Test CapSense Buttons with Delay Off Feature Disabled ..............................18
3.6.2 Enable Delay Off Feature...............................................................................19
3.6.3 Test CapSense Buttons with Delay Off Feature Enabled...............................19
3.7 ScanRate/Sleep Feature ...........................................................................................20