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Recent content by eng_abdallah

  1. E

    [AVR] Device missing or unknown device

    yes i used it - - - Updated - - - ???? where are you ?
  2. E

    [AVR] Device missing or unknown device

    do you mean that file ATmegaBOOT.hex - - - Updated - - - i think that the serial programmer do it or what?
  3. E

    [AVR] Device missing or unknown device

    the problem with the voltage not the programmer or the at mega i use the file to ge my hex file atmega8_noxtal.zip for this website https://todbot.com/blog/2009/05/26/minimal-arduino-with-atmega8/comment-page-5/
  4. E

    [AVR] Device missing or unknown device

    the usb cable give the programmer 5v i put the Cable 5v of the usb in the external power in programmer and the ground in the ground and i check the power was 4.7 v did the power enough or i have to Substitution the usb cable with power supply
  5. E

    [AVR] Device missing or unknown device

    is there any one can help me please
  6. E

    [AVR] Device missing or unknown device

    i connect the programmer https://electronics-diy.com/avr_programmer.php with my atmega8l-8pu and i Severed cable USB Drives The computer arrived and external power to the programmer to get 5v from computer but when i bourn the hex file the pany prog tell me Device missing or unknown device...
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    [AVR] i wont help in programming of atmega8l-8pu

    hello,i used avr programer to program the atmega8l -8pu (https://electronics-diy.com/avr_programmer.php) this is the programmer i have tow kinds of codes atmega8noxtal.name=ATmega8-noxtal @8MHz atmega8noxtal.upload.protocol=stk500 atmega8noxtal.upload.maximum_size=7168...

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