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Switch IC — Parallax Forums

Switch IC

ArchiverArchiver Posts: 46,084
edited 2002-02-18 08:15 in General Discussion
Would anyone be able to recommend a switch I can control
with the Basic Stamp.

I have a module that controls a RF antennae, the antennae
connects to the module via two terminals.

I would like to be able to use some sort of switch so the stamp
can direct the signal to any ONE of four antennae's at any ONE time.

Many thanks

Barney

Comments

  • ArchiverArchiver Posts: 46,084
    edited 2002-02-17 22:19
    The Maxim 333CPP is a 20-pin DIP with 4 logic-level switches controlled
    independently. Connect the wiper of all 4 switches to your module, and
    each antenna to one pole (normally OFF) of each of the 4 switches. Use
    a Stamp pin as output to each switch to control which switch gets set to
    ON.

    Dennis

    Original Message
    From: Barney [noparse]/noparse]mailto:[url=http://forums.parallaxinc.com/group/basicstamps/post?postID=9z1ncSRu3m1fhX6S8vwHZIV7FZzdJJ6pm2FwmReJRxD-hZ8iT9PfJPxCgJYggYxD8dK2_L9HxTvvvJBvgTrupX3Cog]developer@e...[/url
    Sent: Saturday, February 16, 2002 8:57 PM
    To: basic stamp
    Subject: [noparse][[/noparse]basicstamps] Switch IC


    Would anyone be able to recommend a switch I can control
    with the Basic Stamp.

    I have a module that controls a RF antennae, the antennae connects to
    the module via two terminals.

    I would like to be able to use some sort of switch so the stamp can
    direct the signal to any ONE of four antennae's at any ONE time.

    Many thanks

    Barney


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  • ArchiverArchiver Posts: 46,084
    edited 2002-02-18 01:01
    What Radio Frequency range are you trying to switch?
    Original Message
    From: "Barney" <developer@e...>
    To: "basic stamp" <basicstamps@yahoogroups.com>
    Sent: Saturday, February 16, 2002 8:56 PM
    Subject: [noparse][[/noparse]basicstamps] Switch IC


    > Would anyone be able to recommend a switch I can control
    > with the Basic Stamp.
    >
    > I have a module that controls a RF antennae, the antennae
    > connects to the module via two terminals.
    >
    > I would like to be able to use some sort of switch so the stamp
    > can direct the signal to any ONE of four antennae's at any ONE time.
    >
    > Many thanks
    >
    > Barney
    >
    >
    > To UNSUBSCRIBE, just send mail to:
    > basicstamps-unsubscribe@yahoogroups.com
    > from the same email address that you subscribed. Text in the Subject and
    Body of the message will be ignored.
    >
    >
    > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
    >
    >
    >
  • ArchiverArchiver Posts: 46,084
    edited 2002-02-18 08:15
    Thanks Dennis for your info on the Maxim 333CPP.

    Stephen, I am using a Texas Instruments Microreader
    operating at 134.2 Khz ?


    http://www.ti.com/tiris/docs/products/products.htm#readers

    Barney





    > From: "Stephen H Chapman" <chapman@t...>

    >
    > What Radio Frequency range are you trying to switch?







    >
    Original Message
    > From: "Barney" <developer@e...>
    > To: "basic stamp" <basicstamps@yahoogroups.com>
    > Sent: Saturday, February 16, 2002 8:56 PM
    > Subject: [noparse][[/noparse]basicstamps] Switch IC
    >
    >
    >> Would anyone be able to recommend a switch I can control
    >> with the Basic Stamp.
    >>
    >> I have a module that controls a RF antennae, the antennae
    >> connects to the module via two terminals.
    >>
    >> I would like to be able to use some sort of switch so the stamp
    >> can direct the signal to any ONE of four antennae's at any ONE time.
    >>
    >> Many thanks
    >>
    >> Barney
    >>
    >>
    >> To UNSUBSCRIBE, just send mail to:
    >> basicstamps-unsubscribe@yahoogroups.com
    >> from the same email address that you subscribed. Text in the Subject and
    > Body of the message will be ignored.
    >>
    >>
    >> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
    >>
    >>
    >>
    >
    >
    > To UNSUBSCRIBE, just send mail to:
    > basicstamps-unsubscribe@yahoogroups.com
    > from the same email address that you subscribed. Text in the Subject and Body
    > of the message will be ignored.
    >
    >
    > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
    >
    >
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