Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, …
WEBUse the Adafruit FT232H USB to GPIO / SPI / I2C breakout with Adafruit's SPI & I2C devices. Programming Microcontrollers using OpenOCD on a Raspberry Pi Native GPIO bit twiddling your way to success
Using GPIO Expander MCP23017 With Arduino (Get up to 128 …
WEBNov 19, 2022 · Here you will learn how to use the GPIO Expander MCP23017 with an Arduino to control up to 128 GPIOs pins via the I2C interface.
Adafruit MCP23017 I2C GPIO Expander Breakout - STEMMA …
WEBThis Adafruit MCP23017 I2C GPIO Expander Breakout has 16 GPIO with matching ground pad. We particularly like the '17 as an expander for it's simple no-nonsense capability. It runs happily from 3V or 5V logic and power.
Adafruit AW9523 GPIO Expander and LED Driver Breakout
WEBAW9523 Features: 16 multi-function I/O, each for LED drive (current-source dimming) or GPIO mode. 256 steps linear dimming in LED drive mode.
Adafruit MCP23017 I2C GPIO Expander
WEBMar 23, 2022 · This Adafruit MCP23017 I2C GPIO Expander Breakout has 16 GPIO with matching ground pad. We particularly like the '17 as an expander for it's simple no-nonsense capability. It runs happily from 3V or 5V logic and power.
How to Use Port Expanders on the Arduino - Circuit Basics
WEBJul 16, 2020 · Port expanders can be used to create extra GPIO pins on the Arduino. In this tutorial, we will learn how to use port expanders by building a project using the MPC23017 port expander to create two additional 8-bit ports and read and write to them using I …
Adafruit AW9523 GPIO Expander and LED Driver
WEBFeb 10, 2021 · Expand your project possibilities, with the Adafruit AW9523 GPIO Expander and LED Driver Breakout - a cute and powerful I2C expander with a lot of tricks up it's sleeve. GPIO expanders work like this: you have a board with some number of GPIO but not enough for your project - maybe you need more buttons or LEDs.
Adafruit PCF8575 I2C 16 GPIO Expander Breakout
WEBNov 2, 2022 · With the Adafruit PCF8575 GPIO Expander Breakout - an affordable 16 channel I2C expander - you can add more GPIO to your project super easily! GPIO expanders work like this: you have a board with some number of GPIO but not enough for your project - maybe you need more buttons or LEDs.
USB to GPIO module - Electrical Engineering Stack Exchange
WEBI'm working on a project which involves having users press buttons on a webpage which the server needs to send onto a microcontroller in the form of a GPIO signal. The only ports available on the server are USB. I have had a couple of thoughts: Just use an Arduino board as the USB to GPIO interface. Use a purpose-built module such as the http ...
WEBThe design can be used in applications such as keyboards (inputs), LEDs/LCDs (outputs), or for meeting any bidirectional interface requirement. The design example contains a UART interface and four bidirectional, 8-bit ports.
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