12 bit or higher ADC on a PIC that works with PBP?


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  1. #1
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    Question 12 bit or higher ADC on a PIC that works with PBP?

    Can someone list a few Pics that can do better then 10-bit ADC?
    I am using 16f88 Pics now to monitor two Pots (on different pins) using the ADC command at 10-bits.
    It's all great, (better then 8-bit) but I'd like something that can do 12-bit or better.

    I checked all the Pic chips and I just can't tell which ones will work with PBP and have 12-bit ADCs that work. For example the Pic16f882 looks to have 12-bit ADCs but in the datasheet it only talks about 10-bit ADCs.

    Thanks for any help,
    Brandon
    Last edited by Brandon; - 11th November 2007 at 06:34.

  2. #2
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    go here http://melabs.picbasic.com/Scripts/p....pl?action=adv
    select 12 bits for the ADC resolution
    Your answer will appear.

    If you select the 16c774, make sure and read the errata. I used them years ago and they were not quite able to produce 12 bit resolution at the time ...
    Paul Borgmeier
    Salt Lake City, UT
    USA
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  3. #3
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    Default Thank Paul...

    Thanks Paul,

    But I've used that utility, and one of the chips that comes up is the 16f882 as a 12-bit adc. But when I downloaded the datasheet for it, there is only mention of 10-bit ADC and 12-bit PWM.

    I know there are other Pics that the search comes up with. And I guess what I am asking for is one or two Pics that people know will work at 12-bit with PBP with no problems.

    Thanks again

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    Steve

    It's not a bug, it's a random feature.
    There's no problem, only learning opportunities.

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    Talking Any first hand experience?

    Just to be really clear... I'm looking for actual Pic model numbers. Not just links to Microchips web site or big lists of chips.

    Anyone ever use a Pic with 12bit ADCs with PBP?
    What chip was it?
    How well did it work in 12bit?

    Thanks

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    Sorry and welcome on the forum so far, but if you can't do a simple search for a part number, imagine how hard the coding will be... school work i guess?

    first hit
    PIC18F2423, PIC18F2523, PIC184423, PIC18F4523, datasheet : http://ww1.microchip.com/downloads/e...Doc/39755B.pdf

    it worked great
    Last edited by mister_e; - 11th November 2007 at 10:31.
    Steve

    It's not a bug, it's a random feature.
    There's no problem, only learning opportunities.

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