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F2812/335 Dual Serial Port daughtercard


Model No.: LR-F2812COM

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NOTE: If you require a Lead-Free version of this product, simply use the "Special Instructions or Comments About Your Order" box in step 1 during checkout, to indicate that you want the Lead-Free Version.

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Complete Product Information  

The Link Research model LR-F2812COM is a dual RS-232 (UART) serial port daughtercard designed to operate with either the F2812 eZdsp™or the F28335 eZdsp development system from Spectrum Digital, Inc. With a maximum data rate of 921.6 kbps for each port, this daughtercard provides a simple way to add high speed communication ports to the F2812/335 eZdsp development system.

Everything needed to get up and running quickly is included. In addition to the daughtercard board, you get an extra set of headers for the eZdsp board, a 6 foot DB9 M/F cable, nylon standoffs for the daughtercard and the eZdsp board, and a CD containing sample CCS projects and documentation.

  • eZdsp™ DSK to eZdsp™ DSK serial communications
  • eZdsp™ DSK to PC serial communications
  • Low overhead real-time target monitoring (target visibility)
  • Real-time target parameter adjustment
What's in the Box
  • Dual RS-232 Serial Port board
  • Extra set of connectors for the eZdsp™
  • DB-9 Cable
  • CD containing sample code and documentation

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Ordering Information:

Model Number Description
LR-F2812COM This is the standard board containing two RS-232 serial ports each having a female DB-9 right angle connector. This board will operate with either the F2812 eZdsp or the F28335 eZdsp board. One port is electrically connected to the F2812 DSP's SCI-A peripheral pins, and the other port is connected to the SCI-B peripheral pins. This version of the product  includes everything shown in What's in the Box above.

 Typical Application:

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The image above shows a typical use of the LR-F2812COM serial port daughtercards. The laptop is running Code Composer Studio (CCS) and is connected to the F2812 eZdsp board with the DB-25 cable. The DB-9 serial port cable is also connected to the laptop, allowing HyperTerminal or a user's custom program to communicate with the eZdsp board.

 Block Diagram for the Above Application

The above figure illustrates a simple setup where a Windows™ PC is communicating with an eZdsp™ board using the model LR-F2812COM daughtercard. In this example, the user would use Windows™ HyperTerminal, or any other Windows™ application capable of accessing the PC's serial port.


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