Every peripheral device (keyboard, modem, monitor, etc.) requires a control circuit that interfaces with the computer's processor (CPU). These circuits are either built into the chips on the ...

A device used to enter data into a computer. It may refer to a one-way handheld data terminal used for data collection; however, "input terminal" often refers to an input/output terminal, in which a ...

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 ...

[Emilio] has a Raspberry Pi with a few sensors running totally headless. It’s a great way to gather data and post it on the Internet, but for the rare occasions when the Pi needs to be turned off for ...

Some applications require a positive voltage to be generated from a negative input voltage. This can be done either by using a transformer based topology, such as a flyback converter, or with a ...