The MCP23S08 is an 8-bit I/O expander with serial interface. This device offers 8-bit, general purpose, parallel I/O expansion for SPI applications. It has two hardware address pins and uses SPI ...

Electronics are everywhere. Many times, as frequent users, we do not even notice a “paradigm change” in the things we use on regular basis. We use a fridge, but we do not care that there is a ...

The Serial Peripheral Interface (SPI) interface was initially standardized by Motorola in 1979 for short-distance communication in embedded systems. In its most common four-wire configuration, ...

For portable-sensing and data- acquisition applications, a laptop computer and its parallel port (LPT) make good bedfellows. Yet in the effort to extend battery life, many microprocessors and entire ...