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    arduino atmega 328p on breadboard

    Hi, Can't get this project to work. Not uploading. I am using atmega328p mcu ic with arduino uno bootloader from jaycar. cat zz8727. Using uno com3. What is the programmer? Tried  avr isp, avrisp mkll, arduino isp, arduino as isp. None of these work to upload my program. Can anyone help?
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    triac firing using pnp transistor

    Anybody got any idea how the attached electronic circuit works. It appears you would need a reverse current through the pnp transsistor. If somebody knows and would kindly add resistor values I can test it in a spice simulation. The circuit is from a textbook on power electronics. power...
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    programming the atmega 328p microcontroller previous article on this subject

    Pretty sure now of the problem I have  downloading to the atmega 328p from Jaycar with the uno bootloader. I have been using the nano board.I do have the uno board but didn't like it as you have to plug in a lot of wires to use it. I have been using the nano board for a long time now as you can...
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    programming the atmega 328p microcontroller previous article on this subject

    Hi, I am trying to program the Atmega 328p microcontroller from Jaycar. This is the one they say has a bootloader. I have made all the connections as required in the article. I am using com3 which I presume is a port on my laptop. I am trying the first option and not using the Arduino nano ...
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    programming the atmega 328p microcontroller previous article on this subject

    The article provided a way to program the 328 without using an arduino board. Several things I didn't understand about downloading. It says to name the port the 'usb to serial/ ttl adaptor' is connected to. What port would this be? Also it says to name the board type. What is the board type? And...
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