[Systems Engineering Teachers' Mailing List] Re: PICAXE Help

[Peter A Ward]

Dear Roger,
Since our picaxe was running on 5V we used 6v relays which are a bit  
harder to find than the more common 12v types.

Peter A Ward
ePotential Coordinator
Euroa Secondary College
ward.peter.a at edumail.vic.gov.au

On 28/06/2008, at 2:00 AM, Roger Knight wrote:

> Thanks for this Peter.
> I have tried this. Trouble is the coil on the relay I have requires  
> greater than the current available from the picaxe output pin. Can  
> you recommend a relay that will do the job?
>
> Cheers ... Roger
>
> From: syseng-bounces at edulists.com.au on behalf of Peter A Ward
> Sent: Fri 27/06/2008 11:58 PM
> To: Systems and Engineering Teachers' Mailing List
> Subject: [Systems Engineering Teachers' Mailing List] PICAXE Help
>
> Dear Roger,
> Try using a relay. The Picaxe may not be able to supply the  
> windscreen wiper motor with enough current or its getting  
> interference back from the motor.
> Here is some examples of relays used to run 12 volt car motors from  
> an 08M picaxe from a couple of years ago.
>
>
>
>
>
> relay with picaxe 08M
>
>
>
> This was an egg incubator  eventually controlled by a picaxe via  
> relay.
>
> Hope this helps
>
> Peter A Ward
> Systems Teacher
> Euroa Secondary College
> ward.peter.a at edumail.vic.gov.au
>
> On 27/06/2008, at 6:45 PM, Roger Knight wrote:
>
>> Greetings all. Is there anybody out there who can explain how to  
>> run a common 12 volt windscreen wiper motor with a PICAXE?
>> I've been using PICAXE for 3 years now and I'm sick of the  
>> "dinkyness" of it all. Lets make this baby do something REAL for a  
>> change, is where I'm at right now. There has to be some way we can  
>> integrate it into the real world. Any help would be appreciated.
>>
>> Cheers ... Roger
>>
>>
>

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