Cypress Semiconductor CY8CKIT-024 Manual

Cypress Semiconductor CY8CKIT-024 Manual

Capsense proximity shield kit
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CY8CKIT-024
®
CapSense
Proximity Shield Kit Guide
Doc. No. 001-92568 Rev. *B
Cypress Semiconductor
198 Champion Court
San Jose, CA 95134-1709
http://www.cypress.com
Arrow.com.
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  • Page 1 CY8CKIT-024 ® CapSense Proximity Shield Kit Guide Doc. No. 001-92568 Rev. *B Cypress Semiconductor 198 Champion Court San Jose, CA 95134-1709 http://www.cypress.com Arrow.com. Downloaded from...
  • Page 2 Copyrights © Cypress Semiconductor Corporation, 2014-2017. This document is the property of Cypress Semiconductor Corporation and its subsidiaries, including Spansion LLC (“Cypress”). This document, including any software or firmware included or referenced in this document (“Software”), is owned by Cypress under the intellectual property laws and treaties of the United States and other countries worldwide.
  • Page 3: Table Of Contents

    Kit Hardware ................................11 Board Details ............................... 11 Theory of Operation ............................. 13 2.2.1 Principle of Capacitive Proximity Sensing ....................13 2.2.2 CY8CKIT-024 System ..........................14 Functional Description ............................14 2.3.1 Sensor Pattern ............................14 2.3.2 Arduino-Compatible Headers ......................... 16 2.3.3...
  • Page 4 Safety Information The CapSense® Proximity Shield Kit (CY8CKIT-024) is intended for use as a hardware or software development platform in a laboratory environment. This product is an open-system design, which does not include a shielded enclosure, so it may cause interference with other electrical or electronic devices in close proximity. In a domestic environment, this product may cause radio interference.
  • Page 5 (any unpainted metal surface) on the board when handling these parts. Handling Boards CY8CKIT-024 boards are sensitive to ESD. Hold the board only by its edges. Do not slide the board over any surface ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com.
  • Page 6: Introduction

    1. Introduction Thank you for your interest in the CapSense Proximity Shield Kit (CY8CKIT-024). This kit is intended to demonstrate the ® proximity-sensing capabilities of the CapSense technology in Cypress’s PSoC products. This kit supports the following proximity-sensing features: ...
  • Page 7: Getting Started

    Getting Started with CapSense®  PSoC® 4 CapSense® Design Guide AN92239 – Proximity Sensing with CapSense®   PSoC Creator 101 Training series ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 8: Hardware Requirements

    Figure 1-2 Figure 1-3 show how the CY8CKIT-024 kit connects to the CY8CKIT-040 CY8CKIT-042 kits respectively. Figure 1-2: CY8CKIT-024 Connected to CY8CKIT-040 Figure 1-3: CY8CKIT-024 Connected to CY8CKIT-042 You can purchase the CY8CKIT-040 kit from http://www.cypress.com/CY8CKIT-040 and the CY8CKIT-042 kit from http://www.cypress.com/CY8CKIT-042.
  • Page 9: Application Notes And Projects

    Bridge Control Panel finger capacitance parasitic capacitance ENIG electroless nickel immersion gold Ground integrated design environment SPDT single pole, dual throw ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 10: Document Conventions

    Displays commands, menu paths, and icon names in procedures: Click the File icon and then click Open. Times New Roman Displays an equation: 2 + 2 = 4 ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 11: Kit Hardware

    Driven-shield pin on Arduino-compatible headers for large proximity-sensing distance/liquid tolerance Figure 2-1 through Figure 2-3 show the bottom and top views of CY8CKIT-024. Figure 2-1: Bottom View of CY8CKIT-024 ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com.
  • Page 12 Kit Hardware Figure 2-2: Top View of CY8CKIT-024 Figure 2-3: Top View of CY8CKIT-024 Without Overlay Note that CY8CKIT-024 is shipped with the overlay stuck on the board. Figure 2-3 is provided only to show the proximity sensors’ location on the kit.
  • Page 13: Theory Of Operation

    Kit Hardware 2.2 Theory of Operation This section provides a high-level description of the principle of proximity sensing and describes where the CY8CKIT-024 kit and PSoC devices fit in a capacitive proximity-sensing system. 2.2.1 Principle of Capacitive Proximity Sensing Capacitive proximity sensors are conductive (usually copper/indium tin oxide) pads or traces laid on a nonconductive material like PCB or glass.
  • Page 14: Cy8Ckit-024 System

    CapSense block, the PSoC MCU determines the presence of a target object, like a hand, and correspondingly drives the LEDs on CY8CKIT-024. You can program the PSoC device on the baseboard through the onboard KitProg hardware, which communicates to the...
  • Page 15 PS1 does, the hand must be moving from right to left. Refer to for more details on the gesture detection algorithm. Figure 2-8: Left-to-Right Gesture ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com.
  • Page 16: Arduino-Compatible Headers

    J1.5 V3.3 V3.3 V3.3 J1.6 RESET RESET RESET J1.7 IOREF P4.VDD P4.VDD P4.VDD J1.8 ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 17 J4.5 PROX P0.3 P0.0 J4.6 P3.0 P3.5 J4.7 P1.0 P1.0 J4.8 LED4 P2.0 P2.7 ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 18: Hatch Pattern

    Figure 2-12 shows the C TANK TANK connection to the J2 Arduino header. Figure 2-12: C Connection to J2 Arduino Header TANK ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 19: Leds

    (as Figure 2-13 shows) before connecting CY8CKIT-024 CY8CKIT-040. This is because J14 connects pin P0[2], that is, the C pin on CY8CKIT-024, to an RGB LED on TANK CY8CKIT-040, which must not be connected when C is used. TANK...
  • Page 20 Kit Hardware Figure 2-15: LEDs’ Connection ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from...
  • Page 21: Example Projects

    CY8CKIT-024 can be used with Cypress PSoC Pioneer Kits to evaluate the proximity-sensing capabilities of CapSense in Cypress PSoC products. AN92239 contains the example projects that demonstrate the following features of CY8CKIT-024:  Large proximity-sensing distance (approximately 10 cm) ...
  • Page 22: Design Support

    Cypress recommends that you create a Technical Support Case for getting schematics and Layouts of CapSense designs reviewed with Cypress. Go to the webpage, http://www.cypress.com/techsupport, for creating a tech support case. ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com.
  • Page 23: Appendix A: Schematics, Layout, And Bom

    Appendix A: Schematics, Layout, and BOM A.1. Schematics Arduino Connectors ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 24 Appendix LEDs GND/Shield Switch ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 25 Appendix Sensors and Shield ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 26: Board Layout

    Appendix A.2. Board Layout Top Layer Bottom Layer ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 27 Appendix Top Silk Screen Bottom Silk Screen ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 28: Bill Of Materials

    ERJ-6GEYJ561V SWITCH SLIDE SPDT LOW PROF 4 V Copal Electronics Inc CUS-12TB CAP CER 10000PF 50 V 5% NP0 0805 Murata GRM2195C1H103JA ® CY8CKIT-024 CapSense Proximity Shield Kit Guide, Doc. No. 001-92568 Rev. *B Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 29: Revision History

    Revision History Document Revision History ® Document Title: CY8CKIT-024 CapSense Proximity Shield Kit Guide Doc. No. 001-92568 Revision Issue Date Origin of Change Description of Change 07/30/2014 PRIA New Application Note for Web 05/26/2017 AESATMP9 Updated logo and copyright. ®...

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