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Table of Contents
Related Manuals for Cypress CYUSBS234
Summary of Contents for Cypress CYUSBS234
- Page 1 Chipsmall Limited consists of a professional team with an average of over 10 year of expertise in the distribution of electronic components. Based in Hongkong, we have already established firm and mutual-benefit business relationships with customers from,Europe,America and south Asia,supplying obsolete and hard-to-find components to meet their specific needs.
- Page 2 CYUSBS234 USB-Serial Development Kit Guide Doc. # 001-86632 Rev. ** Cypress Semiconductor 198 Champion Court San Jose, CA 95134-1709 Phone (USA): 800.858.1810 Phone (Intnl): +1.408.943.2600 http://www.cypress.com...
- Page 3 Cypress Source Code and derivative works for the sole purpose of creating custom soft- ware and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as speci- fied in the applicable agreement.
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Page 4: Table Of Contents
3.3.3.1 Test Procedure for CYUSBS234 DVK Configured as UART...28 3.3.3.2 Throughput Determination ...............30 3.3.4 I2C Configuration ...................32 3.3.4.1 Test Procedure for CYUSBS234 DVK Configured as I2C ....35 3.3.5 SPI Configuration ...................38 3.3.5.1 Test Procedure for CYUSBS234 DVK Configured as SPI....42 3.3.6 CapSense Configuration ................45... - Page 5 4.3.7 Battery Charger Detection................71 4.3.8 Reset Switch ....................72 5. Additional Information Using USB-Serial on a Mac OS .................74 5.1.1 Using CYUSBS234 DVK in Communications Device Class (CDC) Mode ..74 5.1.2 Using the CYUSBS234 DVK board in Vendor Mode ........75 A. Appendix Schematic ........................76 CY7C65211 USB-Serial Design Guidelines ..............81...
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Page 6: Safety Information
Safety Information Regulatory Compliance The CYUSBS234 USB-Serial Development kit is intended for use as a development platform for hardware or software in a laboratory environment. The board is an open-system design, which does not include a shielded enclosure. This kit may cause interference to other electrical or electronic devices in close proximity. In a domestic environment, this product may cause radio interference. -
Page 7: General Safety Instructions
Handling Boards CYUSBS234 boards are sensitive to ESD. Hold the board only by its edges. After removing the board from its box, place it on a grounded, static-free surface. Use a conductive foam pad if available. Do not slide the board over any surface. -
Page 8: Introduction
Introduction Thank you for your interest in the CYUSBS234 USB-Serial Development Kit (DVK). This DVK is designed as an easy-to-use kit, showcasing the unique features of Cypress's CY7C65211 USB- ® Serial bridge controller. This device includes CapSense , Cypress's leading capacitive touch- sensing technology, and the Battery Charger Detection (BCD) feature, which is compliant with the USB Implementers Forum (USB-IF) Battery Charging Specification. -
Page 9: Getting Started
Introduction Figure 1-1. Kit Contents Inspect the contents of the kit; if you find any part missing, contact your nearest Cypress sales office for assistance or go to www.cypress.com/go/support. Getting Started This kit guide helps you get acquainted with the CYUSBS234 DVK. The... -
Page 10: Document History
Click the File icon and then click Open. Displays an equation: Times New Roman 2 + 2 = 4 Text in gray boxes Describes cautions or unique functionality of the product. CYUSBS234 USB-Serial Development Kit Guide, Doc. # 001-86632 Rev. **... -
Page 11: Abbreviations
ID ring indicator request to send serial communication block standard downstream port serial peripheral interface slave select n UART universal asynchronous receiver transmitter universal serial bus vendor ID CYUSBS234 USB-Serial Development Kit Guide, Doc. # 001-86632 Rev. **... -
Page 12: Software Installation
The CYUSBS234 DVK software is available in two different installer formats for download: a. CYUSBS234 Kit ISO: This file is a complete package, stored in a CD-ROM image format that can be used to create a CD, or extract using ISO extraction programs, such as WinZip or WinRAR. - Page 13 Next. Figure 2-2. Default Path for DVK Installation 5. The CYUSBS234 Kit ISO installer automatically installs the required software, if it is not present on your computer. The CYUSBS234 Kit Setup installer directs you to download the required soft- ware from the Internet.
- Page 14 Software Installation 7. Read the Cypress License Agreement and make a selection based on the terms of the license agreement. Click Next to continue the installation. Figure 2-4. Cypress License Agreement 8. When the installation begins, a list of packages appears on the installation page. A green check mark appears adjacent to every package after successful installation.
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Page 15: Install Hardware
You can uninstall the CYUSBS234 DVK software using one of the following methods: 1. Go to Start > All Programs > Cypress > Cypress Update Manager; click the Uninstall button. 2. Go to Start > Control Panel > Programs and Features; select the program CYUSBS234 DVK 1.0 Rev** from the list and click the Uninstall/Change button. -
Page 16: Kit Operation
Kit Operation The CYUSBS234 kit demonstrates the features of the CY7C65211 USB-Serial bridge controller. The CYUSBS234 DVK board is designed to work at 5 V. Figure 3-1 shows an image of the board with references to the onboard components. Figure 3-1. CYUSBS234 DVK Board ®... -
Page 17: Default Switch And Jumper Settings
Kit Operation Default Switch and Jumper Settings The switches and jumpers on the CYUSBS234 DVK board are shipped with default settings for the USB bus-powered mode, serial interface in the UART mode, and CapSense functionality. The board is powered by the PC or the hub when it is connected by a USB standard-A to micro-B cable. -
Page 18: Usb-Serial Enumeration
Kit Operation USB-Serial Enumeration The CYUSBS234 DVK board connects to the PC by a USB standard-A to micro-B cable. The board enumerates as a composite USB device. Follow these steps for device enumeration: 1. To power up the board: a. Self-powered mode - Set SW1 to position 1-2 and connect the 5-V power-supply adapter to J1 on the board. - Page 19 USB Serial Port (COM#) under Ports (COM & LPT) ■ USB-Serial (Single Channel) Vendor MFG under Universal Serial Bus controllers ■ Figure 3-5. CYUSBS234 DVK Enumeration as Single UART in Device Manager CYUSBS234 USB-Serial Development Kit Guide, Doc. # 001-86632 Rev. **...
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Page 20: Usb-Serial Configuration On Windows Os
1. Connect the USB standard-A to micro-B cable to your PC and the J2 connector on the board. 2. Set switch SW1 to position 2-3 for bus-powered operation. 3. Run the configuration utility from Start > All Programs > Cypress > CYUSBS234 DVK > USB Serial Configuration Utility. - Page 21 6. A new tab with the connected device's default settings appears, as shown in Figure 3-8. This tab allows you to modify the device configuration settings, which you can program into the device. Figure 3-8. Configuration Utility USB Tab CYUSBS234 USB-Serial Development Kit Guide, Doc. # 001-86632 Rev. **...
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Page 22: Usb Configuration
A 2-byte vendor ID and product ID must be set in hexadecimal format. The VID and PID options cannot be zero or empty. The Cypress VID/PID is programmed by default. To change this, uncheck the Use Cypress VID/PID option. Enter the VID and press the [Tab] or [Enter] key to enable and enter the PID. - Page 23 Connect the Remote wake-up pin (J23.6) to GND (J23.10) using the provided jumper wire. b. Connect the CYUSBS234 DVK board to a PC using USB standard A to micro-B cable. c. Set the PC into sleep mode. When the PC enters sleep mode, the USB host on the PC side suspends the connected CYUSBS234 DVK board.
- Page 24 Kit Operation Test Procedure for Suspend and Power Enable Pin. a. Connect the CYUSBS234 DVK board to a PC using USB standard A to micro-B cable. b. Set the PC into sleep mode. c. Check the Suspend pin (J23.4) and Power Enable pin (selected GPIO which comes on exter- nal header J23) using a digital multimeter or digital storage oscilloscope.
- Page 25 5. Click the Disconnect button to disconnect the board from the configuration utility. 6. Press the reset switch SW3 on the board. The controller is reinitialized with the new parameters and the board re-enumerates, as shown in Figure 3-5 on page CYUSBS234 USB-Serial Development Kit Guide, Doc. # 001-86632 Rev. **...
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Page 26: Uart Configuration
3.3.3 UART Configuration The CYUSBS234 DVK board is configured for the UART interface by default. The board can act as a USB-UART bridge to transfer and receive data between the device and the PC via terminal commu- nication software, such as Hyperterminal or Tera Term.
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