Alt-BEAM Archive
Message #05325
To: 'beam@sgiblab.sgi.com' beam@sgiblab.sgi.com
From: Wilf Rigter Wilf.Rigter@powertech.bc.ca
Date: Tuesday, 20 July 1999 6:11
Subject: RE: MPNC was AUTOMATIC PNC
>David,
>
>take a moment to write down what you want to do with the reverse circuit. I
>understand that you want to combine 4 reverse switches into 1 and wondered
>what would happen . But the question is: Where did those 4 switches come
>from? Are you using a standard circuit repeated 4 times? What circuit?
>
>regards
>
> Wilf Rigter mailto:wilf.rigter@powertech.bc.ca
> tel: (604)590-7493
> fax: (604)590-3411
>
>> -----Original Message-----
>> From: David Perry [SMTP:davidperry@geocities.com]
>> Sent: Sunday, July 18, 1999 10:57 AM
>> To: beam@sgiblab.sgi.com
>> Subject: Re: MPNC was AUTOMATIC PNC
>>
>> damn it why is it so quiet!!!!!!!
>> i can't see how that would work, you'd need to apply ground to each of
the
>> switches. oh come on, please help, are you trying to sobotage my robot
>> building or what? :-)
>>
>> David Perry
>>
>> -----Original Message-----
>> From: James Wilson
>> To: beam@sgiblab.sgi.com
>> Date: Monday, 19 July 1999 6:37
>> Subject: Re: MPNC was AUTOMATIC PNC
>>
>>
>> >Have you thought about an exclusive or gate? or an or gate? I think it
>> is
>> >possible to make the gate you want by using inverters and a voltage
>> detector
>> >(things the beamer may already have in his bag of tricks)
>> >
>> >James :-))
>> >----- Original Message -----
>> >From: David Perry
>> >To:
>> >Sent: Saturday, July 17, 1999 1:11 PM
>> >Subject: Re: MPNC was AUTOMATIC PNC
>> >
>> >
>> >> holy crap! you have revolutionised the microcore!!!!!!!!!
>> >> It will be the end of the traditional microcore and PNC as we know
>> it!!!!
>> >> damn, to late to implement into my caterpillerBot.
>> >>
>> >> One question while i'm at it, i am using 2x 74hc240 to reverse my new
>> bot,
>> >> but it has 4 reverse switches when i only want one. is it safe to hook
>> >them
>> >> all up ?
>> >>
>> >> David Perry
>>
> ----8<---
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