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Groups > comp.sys.mac.system > #57307

Re: USB ports not being recognized

From billy@MIX.COM
Newsgroups comp.sys.mac.system
Subject Re: USB ports not being recognized
Date 2014-02-25 05:36 +0000
Organization PANIX Public Access Internet and UNIX, NYC
Message-ID <leha42$199$1@reader2.panix.com> (permalink)
References <2d5306f7-efc8-46af-bddf-dcdca58e1c6b@googlegroups.com> <ZJydnaOQDKt5cZbOnZ2dnUVZ_hGdnZ2d@giganews.com>

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Alan Browne <alan.browne@freelunchvideotron.ca> writes,
quoting David Downing:

> > I've been having a problem intermittently ever since I installed
> > Mavericks. The USB ports aren't being recognized. Software that is
> > supposed to use devices connected to these ports isn't taking input
> > from these devices. What's going on here?
> 
> Which devices?
> 
> I spent an hour on the phone with a senior engineer at
> Apple.  My disk docks have occasionally been disconnecting (USB 3.0, not
> 2.0).  Come to think of it they're behaving perfectly today.
> 
> He's sent me a package to trap disconnect events and send them back to 
> Apple.  I'll try to get to it this week (have to - the link back expires 
> on Sat.)

Both of you might find this useful (free registration required) -

https://developer.apple.com/downloads/index.action?q=IOUSB

Billy Y..
-- 
        sub     #'9+1   ,r0             ; convert ascii byte
	add     #9.+1   ,r0             ; to an integer
	bcc     20$                     ; not a number

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Thread

USB ports not being recognized David Downing <david.h.downing@gmail.com> - 2014-02-24 16:58 -0800
  Re: USB ports not being recognized Alan Browne <alan.browne@FreelunchVideotron.ca> - 2014-02-24 20:07 -0500
    Re: USB ports not being recognized Lewis <g.kreme@gmail.com.dontsendmecopies> - 2014-02-25 07:18 +0000
      Re: USB ports not being recognized Jolly Roger <jollyroger@pobox.com> - 2014-02-25 17:02 +0000
    Re: USB ports not being recognized Barry OGrady <atheist@hotmail.com.au> - 2014-02-25 19:38 +1100
    Re: USB ports not being recognized billy@MIX.COM - 2014-02-25 05:36 +0000
  Re: USB ports not being recognized Michael Vilain <vilain@NOspamcop.net> - 2014-02-24 18:47 -0800

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