Re: TI-H: Re: TI Robotics

Re: TI-H: Re: TI Robotics

• To: ti-hardware@lists.ticalc.org
• Subject: Re: TI-H: Re: TI Robotics
• From: "" <dknaack@hotmail.com>
• Date: Fri, 30 Oct 1998 19:41:36 PST
• Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
• Reply-To: ti-hardware@lists.ticalc.org

>I need clarification on how a PN2222 transistor do the job when there 
is 
>1V of electricity on a transmission and 5v on idle.  Once I connected 
>it, if data was sending or not sending, the motor would be on all the 
>time not matter if its sending/idle.

Perhaps you could put a diode with about a 1 volt drop
in the base.  This might keep the transistor off until
the voltage rises over the drop out of the diode.  Most
red LEDs are in the range of 1.2v, might try one of those.
No idea if it will work, just a suggestion.

DK

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• Re: TI-H: Re: TI Robotics
• From: Grant Stockly <gussie@alaska.net>

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