@zander Ron: I see this tutorial presented by a bunch of different people/p> Here you can see they run a subroutine print_wakeup_reason() fairly e...

@will It is a pretty long sketch and I thought I would just include the "pertinent" sections. Through trial and error, I found the piece of offending...

@zander Check this out! You ready for this? I went through a bunch of forums and found one where a guy had a garbled screen just like mine. He b...

@zander o.k. I rolled back to 2.5.6...no joy. im running out of ideas.

@zander o.k. I loaded the I2C scanner and you can see it finds 2 devices . The one at 0x3C is my oled, and 0x68 is my RTC. See the monitor on the r...

@zander I'll do that and let you know. I'm at a friend's watching the superbowl. Mark

@zander I don't have an arduino...but I think you may be on to something. I don't know that there isn't something I'm missing for esp32. Also I relo...

@zander doubtful. I bought 2 of these oleds and they both do the same thing. I didn't apply 5v to the other. So I have tried 2 emc32s and 2 ssd 130...

@zander that is incorrect. I ran the I2C address scanner. My address is 0x3C. I also compiled and uploaded with 0x3D just to check and when I do so...

@robotbuilder This is the pinout for the board. /p> The tutorial is here:

@zander Hey, I tried a different board. This is a Wemos Lolin EMC320C3 PICO...it looks like the previous board but that was an Adafruit. You can see...

@will thanks...me too

@will That is just the angle of the photo...the wiring is correct. I tried using a 5V supply and it did the same thing. The correct address is 0x3C ...

@zander Yeah, it looks EXACTLY like my issue. Although I'm not sure where I would add the suggested ser.close(). I am using either PlatformIO or Ard...

@zander Did you mean you think the answer is something with the way Windows is managing my COM ports?