blink a single led


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  1. #1
    Join Date
    Jan 2005
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    Default Re: blink a single led

    Upper case defines.
    My Creality Ender 3 S1 Plus is a giant paperweight that can't even be used as a boat anchor, cause I'd be fined for polluting our waterways with electronic devices.

    Not as dumb as yesterday, but stupider than tomorrow!

  2. #2
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    Default Re: blink a single led

    tks for your rePLY,
    it is not the problem of program, nor breadboard? nor programmer?- it is suddenly dead
    note that is well simulated in the proteus sofware

  3. #3
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    Default Re: blink a single led

    If it is suddenly dead, I'd pay close attention to the breadboard connections and power supply.

    You should also read up on READ MODIFY WRITE.
    http://www.picbasic.co.uk/forum/show...d+modify+write
    Last edited by Demon; - 28th November 2016 at 02:22.
    My Creality Ender 3 S1 Plus is a giant paperweight that can't even be used as a boat anchor, cause I'd be fined for polluting our waterways with electronic devices.

    Not as dumb as yesterday, but stupider than tomorrow!

  4. #4
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    Default Re: blink a single led

    TKS for ur reply,
    no way. power supply and every thing is ok
    the chip was programmed a month ago is ok (on the bread board and on the circuit), just after last month, every thing is corrupted ( even on the sam breadboard connection or the same pcb)
    i reprogram mplab and pbp but no help

  5. #5


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    Default Re: blink a single led

    What has changed on the PC and programmer? In post#1 you said "programmer is just updated to 5.1 last night". if you mean that you updated the firmware in the programmer, then try reverting to the previous version.

    BTW RMW hardly an issue with 1 sec between writes.
    George

  6. #6
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    Default Re: blink a single led

    The program writes the entire port anyway

  7. #7
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    Default Re: blink a single led

    tks all,
    after several attempts during a month, i tried to update the programmer firmware just a day ago.

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