ESC problem plz help


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  1. #1
    Join Date
    Jan 2007
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    Unhappy ESC problem plz help

    see the attach pic
    i want this circuit(brushless motor) work with out the receiver how?

    just like attach pic

    the ESC is:
    http://www2.towerhobbies.com/cgi-bin...&I=LXKSY4&P=ML


    the brushless motor:
    http://www.hobby-lobby.com/brushless-eth.htm


    plz i need this to work
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  2. #2
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    1. Do you have an "Electrifly"? Or do you just want us to copy it for you?

    2. What have you done to attempt using one? And what were the symptoms if it didn't work?

    3. Do you have a program for us to find a problem with. Or do we need to write that too?
    <br>
    Last edited by Darrel Taylor; - 20th January 2007 at 08:55. Reason: skimask is on a road trip, someone has to fill in.
    DT

  3. #3
    malc-c's Avatar
    malc-c Guest


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    1) - How do you propose to controm the brushless motor if not via RC transmitter / receiver. The simple way would be to use a PIC or NE555 to generate the 1 - 2 ms PPM signal that the ESC is expecting.

    2) - What are you trying to do with the motor.

    However you will need to design or research the project fully, and come up with your own code or schematic. You shouldn't expect the guys here to develop the project for you

  4. #4
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    Wink

    Hi,

    There was exactly the same thread here, some weeks ago :

    http://www.rcgroups.com/diy-electronics-199/

    exactly here :

    http://www.rcgroups.com/forums/showthread.php?t=617999

    so, with a little SEARCH ... you'll have your answer !!!

    Alain
    Last edited by Acetronics2; - 20th January 2007 at 15:00.
    ************************************************** ***********************
    Why insist on using 32 Bits when you're not even able to deal with the first 8 ones ??? ehhhhhh ...
    ************************************************** ***********************
    IF there is the word "Problem" in your question ...
    certainly the answer is " RTFM " or " RTFDataSheet " !!!
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  5. #5
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    Default Brushless Motor

    I have used several time the M33033 and the M33035 from Motorola. It very simple to conect these with a pic.
    The only connection are.
    +5v or gnd for the direction
    5v for enable input
    0 to 5Volts for speed.

  6. #6
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    Wink

    Quote Originally Posted by paulvits View Post
    I have used several time the M33033 and the M33035 from Motorola. It very simple to conect these with a pic.
    The only connection are.
    +5v or gnd for the direction
    5v for enable input
    0 to 5Volts for speed.
    Hi,Paulvits

    The translated question was " how to generate 1 - 2 ms, 5v pulses @ ~ 50 Hz " ...

    not to create a brand new controller...

    Alain
    ************************************************** ***********************
    Why insist on using 32 Bits when you're not even able to deal with the first 8 ones ??? ehhhhhh ...
    ************************************************** ***********************
    IF there is the word "Problem" in your question ...
    certainly the answer is " RTFM " or " RTFDataSheet " !!!
    *****************************************

  7. #7
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    thnx for all of you

    what i understand from you guys
    that i must generate 1 - 2 ms PPM signal to the ESC

    to generate the signal i must build a servo pulser

    so which one better this http://www.uoguelph.ca/~antoon/gadgets/servo3.gif
    or the one in the attach?
    Attached Images Attached Images  

  8. #8
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    Hi Al

    Mine ...( The second !!! ) works fine and is simple to realize ...

    but all "555 " designs are to be used without fear !!!

    Alain
    ************************************************** ***********************
    Why insist on using 32 Bits when you're not even able to deal with the first 8 ones ??? ehhhhhh ...
    ************************************************** ***********************
    IF there is the word "Problem" in your question ...
    certainly the answer is " RTFM " or " RTFDataSheet " !!!
    *****************************************

  9. #9
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    hey
    Acetronics i know you get bored from me but i swear its the last question



    after i build the servo pulser
    i should conect the red wire one the ESC to the + wire one the servo pulser
    and the brown to - and the orange to the signal and it(the motor) will work without a receiver right?
    Last edited by al000y; - 20th January 2007 at 19:42.

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