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Frequency Counter

Description:

The project is 1Hz – 40MHz frequency counter with voltmeter displayed on 8 digit LCD display.

Micro controller:

At90S4433

Features:

  • Four ranges, with 10 Hz and 1Hz resolution to at least 40 MHz.
  • High sample rate (5 samples/sec or more) with averaging to remove jitter.
  • Programmable ± offsets and S-Meter display for receiver or transceiver.
  • Binary and BCD maths to provide direct reading of frequency with prescalers.
  • Low current single supply operation. Can be operated from a small battery for portable use.
  • Optional high speed PC telemetry.
  • Well documented source code is available, so the design can easily be adapted.

    counter2small.jpgdisplay.gif

    For more details click:

    http://sharon.esrac.ele.tue.nl/mirrors/zl1bpu/micro/CNTR/CNTR.htm

    This entry was posted on Saturday, March 8th, 2008 at 3:08 am and is filed under AT90S4433, Frequency counter, LCD Display, Voltmeter. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

    2 Responses to “Frequency Counter”

    1. The link for the above project is not active.
      kindly send the active link for the project\
      thanks in advance

    2. Hi!
      I am about Frequency meter from 1Hz to 40MHz located on:
      http://www.avrbox.com/2008/03/08/frequency-counter/ but I could not find software for it?? as provided link is dead!
      could you please share your software for this F meter with me
      Thank you

      Vitaliy
      spincom@yahoo.com

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