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Arduino Forum I need help with switching signals
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Forum Thread Details
  • State Not Answered
  • Replies 12 replies
  • Subscribers 393 subscribers
  • Views 845 views
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  • pins
  • signals
  • switch
Related

I need help with switching signals

Former Member
Former Member over 11 years ago

Hi there

Although I know a thing or two (ok, maybe 1.5 things) about soldering, I am fairly new to this electronics thing. I've been thinking about starting a secret project that I will only share once I finish. I had trouble finding the materials I need such as the battery, the charging mechanism, ...etc. That is not important right now. As I was listing down the things I wanted it to do, I encountered something I don't know how to solve, thus I need your guys' help

Say I'm connecting two points together (let's call them A and B). Now, I need to switch the output from B to another point called D that gets it's signal from point C by pressing a button. Basically I want to flip the signals (you can think of it as cross multiply in math terms) Now you could say "just use a slide switch, you dummy" but the problem is I have 60 inputs and outputs. do you think you can help me with this?

I thought of using an EEPROM because they have a lot of pins so that I would only need to use 2 of them, but I know nothing on how to program them. I would assume a micro controller would be better but I don't know how to program it either, and I assume it's not as cheap as an EEPROM. I also have no experience in using an arduino. I do, however, know the basics of java, so if that helps please tell me

I really wanna do this. I've been thinking about it for quite a while. Please help.

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  • Robert Peter Oakes
    Robert Peter Oakes over 11 years ago +1
    What you need is a switch or a multiplexer, providing your signals are logic levels, this should work look at something like this : for digital signals use a 74157 (No uProc needed) http://mazharlaliwala…
Parents
  • Former Member
    0 Former Member over 11 years ago

    alright, I'll tell you
    The japanese version of the NES has different sized cartridges (that include the number of pins). The pins are also placed differently. What I want to do is to be able to push a button to change/switch the bridges between the cartridge and the console. Which is why the arrows cross in the given video.

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  • Former Member
    0 Former Member over 11 years ago

    alright, I'll tell you
    The japanese version of the NES has different sized cartridges (that include the number of pins). The pins are also placed differently. What I want to do is to be able to push a button to change/switch the bridges between the cartridge and the console. Which is why the arrows cross in the given video.

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  • michaelkellett
    0 michaelkellett over 11 years ago in reply to Former Member

    What's wrong with one of these:

     

    http://shop.retrogate.com/Famicom-To-NES-adapter-FTNES.htm

     

    If you want to make an electronic switch it may well be possible but you will need to learn a lot about electronics first.

    To design a switch you would also need to study the NES system in some detail.

     

    I can't help you any more because it would represent a lot of work, and, to be honest, I can't see any point in it, since others have done it and you can just buy an adapter.

     

    MK

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