Adafruit_AW9523.h File Reference

#include "Arduino.h"
#include <Adafruit_I2CDevice.h>
#include <Adafruit_I2CRegister.h>

Go to the source code of this file.

Classes
class	Adafruit_AW9523
	Class that stores state and functions for interacting with the AW9523 I2C GPIO expander. More...

Macros
#define	AW9523_DEFAULT_ADDR   0x58
	The default I2C address for our breakout.
#define	AW9523_LED_MODE   0x99
	Special pinMode() macro for constant current.
#define	AW9523_REG_CHIPID   0x10
	Register for hardcode chip ID.
#define	AW9523_REG_SOFTRESET   0x7F
	Register for soft resetting.
#define	AW9523_REG_INPUT0   0x00
	Register for reading input values.
#define	AW9523_REG_OUTPUT0   0x02
	Register for writing output values.
#define	AW9523_REG_CONFIG0   0x04
	Register for configuring direction.
#define	AW9523_REG_INTENABLE0   0x06
	Register for enabling interrupt.
#define	AW9523_REG_GCR   0x11
	Register for general configuration.
#define	AW9523_REG_LEDMODE   0x12
	Register for configuring const current.

Detailed Description

I2C Driver for the Adafruit AW9523 GPIO expander

This is a library for the Adafruit AW9523 breakout: https://www.adafruit.com/products/4886

Adafruit invests time and resources providing this open source code, please support Adafruit and open-source hardware by purchasing products from Adafruit!

BSD license (see license.txt)