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Groups > comp.arch.embedded > #14053

Re: Sensor wiring

Newsgroups comp.arch.embedded
Date 2013-10-01 13:39 -0700
References <l2cbm8$qft$1@dont-email.me> <5249d81b.642690157@news.demon.co.uk>
Message-ID <c85d7b60-a2e8-4fb7-9085-ed83eee4bc07@googlegroups.com> (permalink)
Subject Re: Sensor wiring
From Dave Nadler <drn@nadler.com>

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On Monday, September 30, 2013 4:05:02 PM UTC-4, Stephen Pelc wrote:
> We have done this in a very noisy environment. You *need* to use
> buffer chips like the NXP P82B96. See:
>   http://ics.nxp.com/products/i2chubs/
> 
> I2C is an edge triggered protocol. Many I2C peripherals are very
> sensitive to fast noise pulses. We often find bit-banged I2C to be
> more reliable for masters than using the peripheral hardware.
> I2C slave code for bit-banging is just nasty.

See also: http://www.ixysic.com/Products/OptBusRepUniBi.htm

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Thread

Sensor wiring Mel Wilson <mwilson@the-wire.com> - 2013-09-30 13:16 -0400
  Re: Sensor wiring Tim Wescott <tim@seemywebsite.really> - 2013-09-30 12:39 -0500
    Re: Sensor wiring Jim Stewart <jstewart@jkmicro.com> - 2013-09-30 11:05 -0700
    Re: Sensor wiring Mel Wilson <mwilson@the-wire.com> - 2013-09-30 14:25 -0400
      Re: Sensor wiring Rob Gaddi <rgaddi@technologyhighland.invalid> - 2013-09-30 11:40 -0700
        Re: Sensor wiring Tim Wescott <tim@seemywebsite.really> - 2013-09-30 14:17 -0500
      Re: Sensor wiring Johann Klammer <klammerj@NOSPAM.a1.net> - 2013-09-30 22:30 +0200
    Re: Sensor wiring Les Cargill <lcargill99@comcast.com> - 2013-09-30 21:55 -0500
  Re: Sensor wiring Don Y <this@isnotme.com> - 2013-09-30 11:58 -0700
  Re: Sensor wiring stephenXXX@mpeforth.com (Stephen Pelc) - 2013-09-30 20:05 +0000
    Re: Sensor wiring hamilton <hamilton@nothere.com> - 2013-09-30 15:22 -0600
      Re: Sensor wiring hamilton <hamilton@nothere.com> - 2013-09-30 15:23 -0600
    Re: Sensor wiring Dave Nadler <drn@nadler.com> - 2013-10-01 13:36 -0700
    Re: Sensor wiring Dave Nadler <drn@nadler.com> - 2013-10-01 13:39 -0700
  Re: Sensor wiring Vladimir Vassilevsky <nospam@nowhere.com> - 2013-09-30 16:58 -0500
    Re: Sensor wiring Stef <stef33d@yahooI-N-V-A-L-I-D.com.invalid> - 2013-10-01 08:44 +0200
  Re: Sensor wiring upsidedown@downunder.com - 2013-10-01 10:02 +0300
    Re: Sensor wiring Tom Gardner <spamjunk@blueyonder.co.uk> - 2013-10-01 09:11 +0100
  Re: Sensor wiring Paul Rubin <no.email@nospam.invalid> - 2013-10-01 00:36 -0700
  Re: Sensor wiring Paul E Bennett <Paul_E.Bennett@topmail.co.uk> - 2013-10-01 09:19 +0100

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