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  • snowsh's Avatar
    12-02-2021, 02:55 PM
    @MarkT Thanks for the advice, how does this look? I was thinking if two diodes to just keep the line from being driven in reverse as I have patch points everywhere to modify the protoboard im building. D3 and D4:...
    2 replies | 266 view(s)
  • snowsh's Avatar
    12-01-2021, 06:48 PM
    I have the following circuit block: I am building a prototyping board that allows me allot of options. I may be skipping this part of the circuit and driving AAT-REQ-5V or ATT-REQ-3.3V directly. Should I protect...
    2 replies | 266 view(s)
  • snowsh's Avatar
    11-28-2021, 03:20 AM
    I keep running into dead ends on this. Im thiking I will be moving midi over the serial lines from the t4.1 to the mega and back. Now I wonder if I go with opto isolators as you would with a midi input. Or is there a...
    7 replies | 562 view(s)
  • snowsh's Avatar
    11-25-2021, 11:03 AM
    I want to link a teensy 4.1 to an arduino mega 2560 R3. What is the best way to hook these two together to exchange data? Serial? a parallel bus? SPI etc? Are there any libraries available to handle this? What to...
    7 replies | 562 view(s)
  • snowsh's Avatar
    11-22-2021, 04:25 PM
    found it: https://forum.pjrc.com/threads/25549-What-is-the-difference-between-the-74HCT245-and-sparkfun-s-logic-level-converter I suppose in this case Paul is talking about using it in one direction only? In...
    4 replies | 586 view(s)
  • snowsh's Avatar
    11-22-2021, 03:59 PM
    I still havent found the post where paul explains more, but here is somthing: https://forum.pjrc.com/threads/68108-WS2812E-teensy4-1-logic-level-shifting?p=287739#post287739
    4 replies | 586 view(s)
  • snowsh's Avatar
    11-22-2021, 12:43 AM
    I am working on a project to replace a z80 based controller board on a large studio mixing console. I have a fully functioning replacement using an arduino mega2560 rev 3. Now I move to building a production board...
    4 replies | 586 view(s)
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help needed to choose 2 dioodes. 12-02-2021 02:55 PM
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02-07-2021