[Lab] Piezo [was Re: Lab Digest, Vol 13, Issue 14]

[bentfork at gmail.com]

The 430 should work well.  I was able to make this poor little piezo
sing few octaves worth of notes before the sound of it drove me (and
more importantly others) nuts.

On Thu, Mar 10, 2011 at 11:43 AM, Jean-Marc LeBlanc
<jeanmarc.leblanc at gmail.com> wrote:
> Lol I will be using a MSP430 to drive it.  I have an old write watch
> with a allarm and a dead battery this should be good enough.  Thanks
> allot for offering.  If it doesn't work Ill let you know
>
> Jean-Marc Le Blanc
> ---
>
> "Do you pine for the nice days of Minix-1.1, when men were men and
> wrote their own device drivers?" Linus Torvalds
>
>
>
>
> On Thu, Mar 10, 2011 at 11:41 AM,  <bentfork at gmail.com> wrote:
>> I've a number of piezo's in my project box at home.  I'd be more than
>> happy to share one or two.  I don't have the part number handy but It
>> _can_ be driven directly from a MSP430 IO pin via PWM with a
>> reasonable volume.
>>
>> Let me know if this could help.  I think they cost me between 20-75 cents each.
>>
>> On Thu, Mar 10, 2011 at 9:37 AM,  <lab-request at artengine.ca> wrote:
>>
>>> Message: 4
>>> Date: Thu, 10 Mar 2011 09:13:45 -0500
>>> From: Jean-Marc LeBlanc <jeanmarc.leblanc at gmail.com>
>>> Subject: [Lab] piezo
>>> To: lab at artengine.ca
>>> Message-ID:
>>>        <AANLkTim9yUW-Y=VrPiTL8ChemjOpRLUJyiv9oOmhDmbB at mail.gmail.com>
>>> Content-Type: text/plain; charset=ISO-8859-1
>>>
>>> I would like to use a piezo in a project of mine.  I need to have this
>>> project done by Saturday morning.  Any one know where I can get one?
>>> I Though of gervais and active, but they close too early as I work
>>> till 5.  Any one one of some thing that might contain one like a
>>> birthday card or is that a speaker?
>>>
>>> Jean-Marc Le Blanc
>>> ---
>>>
>>
>