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  • bboyes's Avatar
    04-26-2019, 03:57 AM
    On his github, you can see the sch in a file "board.pdf", and SJ1 shorts Vusb to Vin. SJ2 connects Vusb to Vin but through D1 with its anode at Vusb so that Vusb can power Vin but not the other way round. For our...
    2 replies | 243 view(s)
  • bboyes's Avatar
    04-18-2019, 06:51 PM
    Teensy 3.2 isn't the new kid on the block but for many projects it is a good value. We started a large (for us) project before Teensy 3.5 was ready for prime time. We needed access to the bottom Teensy 3.2 pads, so we...
    2 replies | 243 view(s)
  • bboyes's Avatar
    04-18-2019, 06:02 PM
    Am I missing something? According to the ILI9488 data sheet, V001, unlocked PDF copy, page 328, the min 4-line SPI SPI clock cycle period is 50 nsec for writes and 150 nsec for reads. That makes SPI clock a max of 20...
    224 replies | 5087 view(s)
  • bboyes's Avatar
    04-17-2019, 08:27 PM
    That sounds like a great idea - makes it almost foolproof. Read the recent thoughts on hardware debug - that would be super if possible. In the bad old days we took such ability for granted, but more recently I have...
    3333 replies | 358164 view(s)
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Salt Lake City, UT, USA


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Teensy 3.2 to DIP adapter - final update 04-26-2019 03:57 AM
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