Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

Register Log in
  • Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: fjrg76
  • Order by date
  1. fjrg76

    Learning PLCs

    Hi This is a PLC CourseOnLine. It's very nice http://www.plcs.net
  2. fjrg76

    90 degree

    Ther is a thing with such a name is "quadrature-encoder" It can help you
  3. fjrg76

    Touch Switch

    Have you already tried just a single D-latch?? Besides there is a TTL chip that performs the same task as 555, this is the 74LS221
  4. fjrg76

    Serial EEPROM Memory, um.... Forgets

    Hi Some years ago I had the same problem, and the solution I found was the one from some Microchip's app note that avoid the memory to be corrupted. Basically it is a 10uF capacitor between memory's Vcc and GND, but the Vcc from the system comes to the memory trough a diode, which doesn't allow...
  5. fjrg76

    Are there any good books on Communication or DSP with MATLAB approach?

    Have you ever seen at amazon.com. I think you may find some goods books
  6. fjrg76

    read data from 9 pin RS232 serial port

    There is a good program (in DOS) for serial communications. It was written in C and its very easy to personalized, besides it brings a source code and documentation. Send me an e-mail at this address fjrg76@hotmail.com and in the subject write: RS-232 program As soon as I can I will send you...
  7. fjrg76

    siganl processing using c++

    Hi. The book you'll find at dspguide.com is very usefull so I stronghly recomend you to print it. Besides try this links http://www.hr/josip/DSP/sigproc.html http://www.epanorama.net/links/dsp.html http://www.bores.com/courses/intro/index.htm...
  8. fjrg76

    Looking for caller id chip

    Try this chip SM8223A FSK Decoder and DTMF Receiver IC it's from NPC (Nippon Precusion Circuits)
Back
Top