The PCAL6408A is an 8-bit general purpose I/O expander that provides remote I/O expansion for most microcontroller families via the I²C-bus interface. The PCAL6408A is an 8-bit general purpose I/O ...

The R2A20150NP/SA is a CMOS 8-bit I/O expander, which has serial to parallel and parallel to serial data converting functions. It can communicate with a microcontroller via few wiring thanks to the ...

This application note introduces how to use LPC802 as I/O expander via the I2C-bus interface. Please refer to AN12126 for complete instructions on how to use this software.

It is designed for a wide voltage range of 1.65 V to 5.5 V with interrupt and default pull-up resistors on GPIOs. The device is in stock at distributor Digi-Key. Nexperia GPIO expanders provide an ...

This repository contains a MicroPython library for commanding a HD44780 Liquid Crystal Display (LCD) controller via a PCF8574T GPIO expander. A PCF8574 GPIO expander can be accessed via a I2C bus.

Diodes Incorporated has released the 16-bit PI4IOE5V6416Q and 34-bit PI4IOE5V6534Q bidirectional voltage-level translation GPIO expanders for automotive applications. Claiming to represent an industry ...

Diodes has announced the 16-bit PI4IOE5V6416Q and 34-bit PI4IOE5V6534Q bidirectional voltage-level translation general-purpose I/O (GPIO) expanders for automotive applications. In what Diodes claims ...

In system applications where various input signals are monitored or several output signals are controlled, these lines are sometimes connected directly to the microprocessor pins. Such monitoring and ...

If you’ve ever been laying out a network I2C devices inside a project box or throughout your robot’s body, you’ll probably know that I2C is not without its pitfalls. But for many of those pitfalls, ...