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Recent content by litttlechica

  1. L

    help with pic18F4550 crystal

    pic18f4550 pcb I am also a beginner with the pic18f4550 and I am trying to use it as a USB mouse. I was told I need a crystal of at least 20mhz and from the references below, I believe I need to hook up the circuit like figure 8-7 on this site: https://www.mikroe.com/en/books/picmcubook/ch8/...
  2. L

    EOG Mouse microcontroller help

    Thank you for the replies! I did end up finding that mouse example last night. It seems a bit over my head but I think I can figure it out.
  3. L

    EOG Mouse microcontroller help

    eog mouse I chose to use the PIC18F4550 for the mouse simulation. It will take in voltages using A/D and depending on the voltage, move the mouse the appropriate direction. I do not know much about the USB mouse interface, though, using a PIC18F4550 even though many sites mention USB mouse as...
  4. L

    EOG Mouse microcontroller help

    eog mouse I am a beginner at working with microcontrollers. I am working in a group on a design project which uses electrodes to track eye movement. The voltages from the electrodes will be filtered and then input into an A/D converter on a microcontroller. The micro will be connected to a PC...

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