Learn ardunio 怎么 使用 MCP23017

Get a clear, practical understanding of ardunio 怎么 使用 MCP23017

What you'll cover

1. 1
   Understanding the MCP23017 Chip

   You will learn what the MCP23017 is and its main purpose in controlling more I/O pins.
2. 2
   Wiring the MCP23017 to Arduino

   You will understand how to physically connect the MCP23017 to your Arduino board using I2C.
3. 3
   Introduction to I2C Communication

   You will grasp the fundamental concepts of the I2C protocol, which is essential for communicating with the MCP23017.
4. 4
   Setting up the Adafruit MCP23017 Library

   You will learn how to install and set up a common library for easily interacting with the MCP23017 in Arduino.
5. 5
   Configuring GPIO Pins on MCP23017

   You will be able to program the MCP23017 to set its pins as inputs or outputs.
6. 6
   Reading from Input Pins

   You will learn how to read digital signals from devices connected to the MCP23017's input pins.
7. 7
   Writing to Output Pins

   You will learn how to send digital signals to devices like LEDs or relays connected to the MCP23017's output pins.