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Memory Choice & program BS2p40 (standalone) — Parallax Forums

Memory Choice & program BS2p40 (standalone)

ArchiverArchiver Posts: 46,084
edited 2002-07-11 14:59 in General Discussion
Hi all,

I have the BS2p24 demo board. After I did my program in PC, I need
to load to the board and run the debug window. Is it possible for me
to just have the program stored permanently into the chip itself and
I don't need to download from PC each time?

Another question, since the basic stamp is not designed for big
application. I need to download some image, I think I need some
external memory. Does anybody have any idea what external memory
will work best with basic stamp?
Also, has anybody work basic stamp with USB ?
Thanks for your attention.

Comments

  • ArchiverArchiver Posts: 46,084
    edited 2002-07-10 17:34
    When you download to the BASIC Stamp, the [noparse][[/noparse]compiled] program is stored in
    EEPROM, so it stays there until you change it. The program will start from
    the beginning after a reset. You can reset your project by cycling power or,
    more simply, by pressing the reset button on the demo board.

    The BS2p has eight program slots giving you up to 16K of code and data space.
    You can learn how to utilize all eight slots for one application in my Nuts &
    Volts article this month (July 2002).

    You can use external memory with BASIC Stamps, but NOT for code space -- only
    for data. The BS2p has built-in I2C commands and they can be easily added to
    any of the other BS2 modules with a bit of code.

    Parallax now sells a USB-to-Serial adapter that works with BASIC Stamps.
    Check our web site for details.

    -- Jon Williams
    -- Applications Engineer, Parallax


    In a message dated 7/10/02 9:51:34 AM Central Daylight Time, pzu110@y...
    writes:


    > I have the BS2p24 demo board. After I did my program in PC, I need
    > to load to the board and run the debug window. Is it possible for me
    > to just have the program stored permanently into the chip itself and
    > I don't need to download from PC each time?
    >
    > Another question, since the basic stamp is not designed for big
    > application. I need to download some image, I think I need some
    > external memory. Does anybody have any idea what external memory
    > will work best with basic stamp?
    > Also, has anybody work basic stamp with USB ?
    >




    [noparse][[/noparse]Non-text portions of this message have been removed]
  • ArchiverArchiver Posts: 46,084
    edited 2002-07-11 14:59
    Hi Jon,
    Thanks for your quick response.
    -About loading compiled code, I used the Bs2p demo board, and if I
    stopped the debug window, my LCD stopped displaying. I pressed on
    reset button, but it doesn't seem to reset the whole program until I
    loaded from PC again. Do I need some instruction or set the reset
    pin in my code?
    - Cool! I can get more data space. But, where is Nuts and Volts
    article? Inthe website, there is only up to 1998 edition. Where can
    I find a complete set one?
    - I can't find USB-to-Serial adapter on the website too. Under what
    category?
    Thanks for your help.

    PZU
    --- In basicstamps@y..., jonwms@a... wrote:
    > When you download to the BASIC Stamp, the [noparse][[/noparse]compiled] program is
    stored in
    > EEPROM, so it stays there until you change it. The program will
    start from
    > the beginning after a reset. You can reset your project by
    cycling power or,
    > more simply, by pressing the reset button on the demo board.
    >
    > The BS2p has eight program slots giving you up to 16K of code and
    data space.
    > You can learn how to utilize all eight slots for one application
    in my Nuts &
    > Volts article this month (July 2002).
    >
    > You can use external memory with BASIC Stamps, but NOT for code
    space -- only
    > for data. The BS2p has built-in I2C commands and they can be
    easily added to
    > any of the other BS2 modules with a bit of code.
    >
    > Parallax now sells a USB-to-Serial adapter that works with BASIC
    Stamps.
    > Check our web site for details.
    >
    > -- Jon Williams
    > -- Applications Engineer, Parallax
    >
    >
    > In a message dated 7/10/02 9:51:34 AM Central Daylight Time,
    pzu110@y...
    > writes:
    >
    >
    > > I have the BS2p24 demo board. After I did my program in PC, I
    need
    > > to load to the board and run the debug window. Is it possible
    for me
    > > to just have the program stored permanently into the chip itself
    and
    > > I don't need to download from PC each time?
    > >
    > > Another question, since the basic stamp is not designed for big
    > > application. I need to download some image, I think I need some
    > > external memory. Does anybody have any idea what external memory
    > > will work best with basic stamp?
    > > Also, has anybody work basic stamp with USB ?
    > >
    >
    >
    >
    >
    > [noparse][[/noparse]Non-text portions of this message have been removed]
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