Cypress Semiconductor CYUSBS232 Quick Start Manual

USB-UART REFERENCE DESIGN KIT
Kit Based on USB-UART LP Bridge – CY7C65213

Step 1: Software Installation

• Download and Unzip the ISO file from
www.cypress.com/go/CYUSBS232
• Run cyautorun.exe and follow the steps in the
installer window
• Install Tera Term from the following location:
<install directory>/Cypress/CYUSBS232 RDK/
1.0/teraterm

Step 3: Enumeration

• Device will appear as a USB Serial Port (COM#)
in the Device Manager (For example, in Win 7,
click Start > Control Panel > Device Manager)
Kit operation: Data is transmitted from USB to UART (TXD). The TXD-RXD loop back connection enables the data
to be fed back to the UART (RXD) to USB and is displayed on the Tera Term window
Notes:
* Connect the board to PC only after software installation. For the latest software updates and MAC/
LINUX/Android users visit
** Each character will appear twice – "HHEELLLLOO WWOORRLLDD"
CYUSBS232 QUICK START GUIDE
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Step 2: Powering the board*

• Connect the board to the PC using the USB cable
• LED D1 (as shown in next page) glows to

Step 4: Testing basic UART functionality

• Connect TXD to RXD with the "Jumper wire",
• Run Tera Term (Start > All Programs > Tera Term)
• In "Tera Term: New Connection" window, click
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• Enable local echo option (go to Setup > Terminal
• Type "HELLO WORLD". Text will appear
www.cypress.com/go/usbserial
indicate the board is powered
refer picture in next page
Serial and select Port (COM#), click OK
and check the local echo box)
on the same terminal **
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