The code is extracted from GxTFT and adapted for single controller use and Adafruit_GFX. Can be used with the "special" SPI circuit found on RPi and Waveshare TFTs ...

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Arturo Neto is the senior wealth advisor of Neto Financial Group Inc., founder of NFG Wealth Advisors LLC, and has 20+ years of experience in finance. Yarilet Perez is an experienced multimedia ...