A microprocessor needs to interact with the outside world. That includes communication with other microprocessors through communication protocols like I2C, SPI, and SCI etc. It also needs to ...

You can use Microchip's low-cost PIC16F818 microprocessor and a pair of gates to construct a digital PLL that can clean noisy digital signals over a range of 4 to 40 kHz. Featuring programmable lock ...

Computers close computerA device that processes information by following a set of rules called a program. and digital devices work by storing and processing information. If information has been ...

Guest author Ken Shirriff is a Silicon Valley-based computer enthusiast who enjoys reverse-engineering old chips and restoring classic equipment such as the Xerox Alto. Shirriff wrote the Arduino ...