Category Archives: Troubleshooting

Artisinal Digital Audio

Posted on 2024-06-29 by M. Eric Carr

Loss of precision due to scale in a float32 parameter makes for weird, shaky sine waves. Continue reading →

Posted in Arduino, C, Digital, I2S, Math, Troubleshooting | Tagged , , , , , , | Leave a comment

Winging It

Posted on 2021-12-14 by M. Eric Carr

A downloaded X-Plane 747 of unknown origin is grudgingly convinced to fly across North America while trying to find ways to cause a diversion or crash. Continue reading →

Posted in Flight Simulator, Troubleshooting | Tagged , , , , , , , , , , , | Leave a comment

TTGO T-Display I2C pin location

Posted on 2021-02-21 by M. Eric Carr

I2C is broken on the TTGO T-Display. Fortunately, there’s an easy fix. Continue reading →

Posted in Arduino, C, Coding, Digital, Troubleshooting | Leave a comment

Indistinguishable From Off

Posted on 2020-05-26 by M. Eric Carr

A Z80 computer stops working in the middle of programming — or does it? Continue reading →

Posted in Digital, DrACo/Z80, Drexel, Electronics, Fundamentals, Power, Troubleshooting | Leave a comment