In Business since 1985

[Under Construction]

Home

Downloads

Download Notes:

  1. To download to your PC hard drive, right click on the file name and select "Save Target As.." Download files are in Adobe Acrobat format.
  2. The Adobe Acrobat reader is available as a free download from the Adobe website:

                Click the adobe icon to download the reader. Get Adobe Reader


ES001: C Program example for generating Cyclic Redundancy Check (CRC).
Contains a CRC generating code example written in C. Also has a brief explanation of the CRC polynomial with accuracy tables.

es001.pdf    12kb    Click Here to Download


ES002: Eagle Systems RS-485 Protocol Manual.
This document will provide some design guidelines on the implementation of an RS-485 communications bus.  
        Hardware Topics:    S+ and S- balanced transmission lines
                                            LTC1487 RS-485 Transmitter
                                            Surge Protection
                                            Address Switch Layout
                                            Using RS-485 with PIC Processors and 8051 series
        Software Topics:       Data Transmission Sequence
                                             Bit Packing
                                            Message Framing
                                            Function Code Examples
                                            CRC Generation with C program example


es002.pdf    63 kb    Click Here to Download


ES003: Daylight Saving Time Algorithm
 
Daylight Saving explained with conversion formulas for your embedded design.

es003.pdf  33kb  Click Here to Download

 

 
Send mail to webmaster@e-sys.us with questions or comments about this web site.
Copyright 2006 Eagle Systems
Last modified: 12/01/07