SEARCH OUR SITE

Quick Search

Advanced Search
Parametric Search
(Includes Part No. Searches)

RESOURCES INDEX

Data Sheets
Selector Guides
Cross Reference
Application Notes
Support
Packaging
Quality
Technical Articles

PRODUCT FAMILIES

ATM & SONET/SDH
Bus Logic
Multi-Port RAMs
FIFOs
Programmable Logic
PROMs
Pt-to-Pt Comm(HOTLink™)
SRAMs & Modules
Timing Technology
USB (Univ'l Serial Bus)
Video Chipsets (SMPTE)
VMEbus
Wireless RF

Military

Product Family Tree

Online Store
Literature Request

CypressHomeCorporate InfoSite MapContact Us

Product Families > Universal Serial Bus (USB) > Application Notes


HOTLink™   UNIVERSAL SERIAL BUS (USB)
  • Data Sheets
  • Application Notes
  • Tech Support
  • Technical Articles
  • Development Tools
  • Reference Designs

  • Bulk Performance Analysis

    Details the performance that can be expected over a Bulk endpoint using the EZ-USB product family. Takes advantage of the Fast Transfer (Turbo mode) capabilities. Includes sample 8051 assembly code to achieve this performance.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 141K]


    Intel 8x930A Conversion to EZ-USB

    Outlines the differences and similarities of the Intel 8x930A family and the EZ-USB product line. Also maps out the strategy and issues that need to be addressed for converting existing Intel designs to EZ-USB designs.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 106K]


    iMAC Development for EZ-USB

    Since the EZ-USB development kit does not provide iMAC drivers, this paper details contacts and strategies for completing your iMAC drivers.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 49K]


    ISO Data Transfer using I/O Ports

    Shows a very simple use of Isochronous traffic that streams data out the I/O pins using a custom interface.

    Download full device information in HTML format:
    [ISO Data Transfer]


    Setting up Baud Rates on Serial Ports

    8051 code routine that configures the internal EZ-USB UART registers for many different serial port configurations.

    Download full device information in HTML format:
    [Baud Rates]


    Programing an EEPROM via EZ-USB I2C Port

    Walks through the use if the I2C registers inside the EZ-USB family to read and write to an external EEPROM.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 114K]


    EZ-USB I/O Ports - Differences to Standard 8051

    Since the I/O ports on the EZ-USB family are different from the I/O ports normally found on other 8051 processors, this paper shows the subtle and not so subtle differences.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 66K]


    Programing the EZ-USB I2C Interface

    This application note steps through the 8051 assembly code necessary to perform basic reads and writes to any I2C peripheral using the EZ-USB I2C registers.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 124K]


    Quick and EZ Guide to USB

    This starter guide is targeted at the first time developer of USB technology and outlines many of the features, issues, and solutions available for USB devices as well as USB specification topics.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 104K]


    Configuring EZ-USB without a USB Connection

    Detailing the use of the EZ-USB boot loading feature, this paper shows the proper way in which to configure your system to start the 8051 running without having to download firmware over the USB bus.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 43K]


    "Soft" USB Controller Design Challenges

    White paper that details the architecture and impact of the "soft" architecture utilized in the Software Download capability of the EZ-USB product family.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 113K]


    Slides for "Soft" Controller Design Challenges

    Slides that detail the architecture and impact of the "soft" architecture utilized in the Software Download capability of the EZ-USB product family.

    Download full device information in PDF format:
    [Adobe Acrobat (PDF) 3,800K ]


    Designing a Low-Cost USB Mouse with the Cypress Semiconductor CY7C63000 USB Controller

    The Universal Serial Bus (USB) is an industrial standard serial interface between a computer and peripherals such as a mouse, joystick, keyboard, etc. This application note describes how a cost-effective USB opto-mechanical mouse can be built quickly using the Cypress Semiconductor single-chip CY7C63000 USB controller.

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (141K) ]


    Designing a USB Keyboard with the Cypress Semiconductor CY7C63413 USB Microcontroller

    This application note describes how to design a USB keyboard and PS/2 mouse combination device using the Cypress Semiconductor 7C63413 USB Microcontroller. The PS/2 interface, implemented by firmware controlled BPIO ports, provides a simple and low-cost solution to connect a legacy PS/2 mouse to the USB keyboard. This application note is intended for designers of all levels, but some knowledge of USB and HID devices may be necesary..

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (164K) ]


    Firmware Considerations for the Cypress Semiconductor CY7C63xxx USB Microcontroller Family

    This application note presents useful guidelines for developing firmware for the CY7C63xxx family of USB Microcontrollers. It also presents the source code for several routines that will allow the device to perform USB communication. This document is intended for firmware developers of all levels, but some knowledge of USB may be necessary.

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (164K) ]


    Designing a USB Keyboard and PS/2® Mouse Combination Device Using the Cypress Semiconductor CY7C63413 USB Microcontroller

    This application note describes how to design a USB keyboard and PS/2 mouse combination device using the Cypress Semiconductor CY7C63413 USB Microcontroller. The PS/2® interface, implemented by firmware controlled GPIO ports, provides a simple and low-coast solution to connect a legacy of PS/2 mouse to the USB keyboard. This application note is intended for designers of all levels, but some knowledge of USB and HID devices may be necessary.

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (151K) ]


    CY7C634XX and CY7C635XX USB Keyboard Families: Power-On Reset Considerations

    This application note represents some power-on-reset (POR) considerations for the Cypress CY7C634/5xx family of USB microcontrollers. The text and schematic contained in this document are specifically targeted at keyboard applications.

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (151K) ]


    Designing a Low-Cost USB Interface for an Uninterruptible Power Supply with the Cypress Semiconductor CY7C63001 USB Controller

    This application note describes how to implement a USB interface for an Uninterruptable Power Supply (UPS) using the CY7C63001 USB microcontroller. The interface to the UPS is an RS-232 serial bus. Therefore this application also covers how to transform an RS-232 interface into a USB interface.

    Download full device information in PDF format:
    [ Adobe Acrobat(PDF) (158K) ]



    Home | Corporate Info | Site Map | Contact Us | Search
    Design Resources | Press Room | Investor Relations | Employment

    Please email your comments on this site to Webmaster.
    © Copyright 1995-2000. Cypress Semiconductor Corporation. All rights reserved.
    Terms & Conditions | Year 2000