When you’re trying to learn how an algorithm works, it’s not always easy to visualize what’s going on. Well, except for maybe binary sort, thanks to the phone book. Professor [thatguyer] is a computer ...

When I wrote about a DIY ESP32-S3 internet radio last week, "raspbeguy" commented he'd rather choose an ESP32-based DIY DAB+ ...

WiFi and Bluetooth were never meant to be the radios used by a billion Internet of Things hats, umbrellas, irrigation systems, or any other device that makes a worldwide network of things interesting.

HAMILTON, New Jersey, March 2026 – POSITAL has extended support for SSI communications interfaces across its large family of IXARC absolute rotary encoders. This includes POSITAL’s innovative kit ...

const int encoderPinsA[NUM_ENCODERS] = { 10, 8, 6, 4, 2 }; // Encoder A pins; any PCINT pin const int encoderPinsB[NUM_ENCODERS] = { 11, 9, 7, 5, 3 }; // Encoder B pins; arbitrary - pick any IO #ifdef ...

Note: The SI4703 requires a specific boot sequence — SDA must be pulled LOW before releasing RESET. This is handled automatically in SI4703Radio::begin(). Do not add an external pull-up on SDA before ...