Re: TI-H: The Parallel Port Link


[Prev][Next][Index][Thread]

Re: TI-H: The Parallel Port Link



On Sun, 27 Oct 1996 21:12:49 -0500 (EST), you wrote:
>
>Well, actually, no.  The ti transmits as zero volts for a binary 1, so when 
>data is being transfered, there would be no light.  Anyway, the light 
>would turn a specific color depending on what way the data was being 
>transfered.
>
Not the way I see it. No data is +5 volts, data is 0 volts. When it's
binary 1, it's 0 volts, so no electricity is going through the LED.
The LED stays off. When it's binary 0, +5 volts are going through, so
the LED lights up.


-Tim
                                               __
                                              /_/\
 Tim Gerla - timg@climax.polaristel.net      / /\ \           
                                            / /\ \ \         
      Tyball Dragon -==(UDIC)==-           / / /\ \ \       
            Tyball@irc                    / / /  \ \ \      
www.geocities.com/SiliconValley/Park/1691/ /_/____\ \ \     
 TI-92, HTML, Links, POV-Ray, Fractint! /_/________\_\/\      
                                        \_\___________\/


References: