Whether you’re trying to understand why an SPI LCD screen doesn’t initialize, what’s up with your I2C bus, or determine the speed of an UART connection, you’ll really want to have a logic ...

The SDI/SDO labels have most commonly appeared on devices that lack the ability to serve as an SPI controller (think sensors or LCD screens). But here’s the problem, when you have three or more ...

Last December, Debashis wrote about the Waveshare Double Eye LCD module comprised of two round displays that can be useful for robotics or art projects since they can be made to look like googly eyes.