This design, based on a Maxim MAX220 RS-232 driver/receiver IC, allows you to increase the number of USARTs (universal synchronous, asynchronous receiver/transmitters) available on a microcontroller.

Hybrid relays combine a mechanical switch with a solid-state switch, and they are set up in parallel to control a single load ...

Circuits as WAN connections battled successfully against packets for years because they guaranteed bandwidth, no matter what. If you bought a T-1 circuit, the service provider nailed up 1.5Mbps from ...

Linear circuits are simple and elegant and remain the foundation of analog and digital circuit design. In fact, no matter how digital or logic intensive a circuit it is, certain fundamental blocks, ...