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ili9341 hardware spi

2020-01-19
2020-01-20
  • stan cartwright

    stan cartwright - 2020-01-19

    The pins for 18f25k22 hardware spi ili9341 are same as 18f26k22 in demos doh.
    Just found out using a pic at 3.3V....so no logic level converters.
    Still looks a birds nest.
    I used a pickit3 which has no lead. It just worked where as pickit 2 didn't.
    I didn't set up anything in either or maybe choosing pk+ helped. Dunno...I don't like using pics.
    look at the minimum, mine. icsp....but somehow it works.
    I find avr easier for hobbyists like me than pic using gcb.
    Pic seems harder than before...so many changes in gcb.
    Avr seems sorted now and less dynamic to use, ie stable.
    Being able to use a pic at 3.3V was new to me. Handy.
    It might apply to other devices that use same logic voltages.
    I think there's 3.3v arduinos...a uno or nano runs slower and unstable at lower supply voltage.

     

    Last edit: stan cartwright 2020-01-19
  • stan cartwright

    stan cartwright - 2020-01-20

    I'm trying to remember how I flashed pics before pk+.
    I got it to work but now seems pk+ just works with no setup.
    This is not an ad for pk+ it just seems easy like avr to use and don't need a com port number.
    The 18f25k22 is nothing special but it sorts it fine,just does it.
    I didn't setup anything. I don't know how.
    https://www.youtube.com/watch?v=Ed0ONEWwY2g&feature=youtu.be

     

    Last edit: stan cartwright 2020-01-20

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