xl9555_backlight.ino File Reference

@license MIT License More...

#include <IoExpanderDrv.hpp>
#include <AW9364LedDriver.hpp>

Include dependency graph for xl9555_backlight.ino:

Go to the source code of this file.

Macros
#define	SENSOR_SDA   17
#define	SENSOR_SCL   18
#define	SENSOR_IRQ   -1
#define	BACKLIGHT_PIN   2

Functions
void	setup ()
void	loop ()

Variables
IoExpanderXL9555	expander
AW9364LedDriver	ledDriver
uint8_t	level = 0

Detailed Description

@license MIT License

Copyright (c) 2024 lewis he

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Author

Lewis He (lewis.nosp@m.he@o.nosp@m.utloo.nosp@m.k.co.nosp@m.m)

Date

2024-11-22

Note

Use XL9555 to drive AW9364 led driver, use esp32 to test, the highest I2C communication rate must reach 1MHz, otherwise it will not work

Definition in file xl9555_backlight.ino.

Macro Definition Documentation

BACKLIGHT_PIN

#define BACKLIGHT_PIN   2

Definition at line 51 of file xl9555_backlight.ino.

SENSOR_IRQ

#define SENSOR_IRQ   -1

Definition at line 47 of file xl9555_backlight.ino.

SENSOR_SCL

#define SENSOR_SCL   18

Definition at line 43 of file xl9555_backlight.ino.

SENSOR_SDA

#define SENSOR_SDA   17

Definition at line 39 of file xl9555_backlight.ino.

Function Documentation

loop()

void loop

(

)

Definition at line 102 of file xl9555_backlight.ino.

References ledDriver, level, MAX_BRIGHTNESS_STEPS, and AW9364LedDriver::setBrightness().

setup()

void setup

(

)

Definition at line 57 of file xl9555_backlight.ino.

References BACKLIGHT_PIN, I2CDeviceNoHal::begin(), AW9364LedDriver::begin(), expander, ledDriver, SENSOR_IRQ, SENSOR_SCL, and SENSOR_SDA.

Variable Documentation

expander

IoExpanderXL9555 expander

Definition at line 53 of file xl9555_backlight.ino.

Referenced by setup().

ledDriver

AW9364LedDriver ledDriver

Definition at line 54 of file xl9555_backlight.ino.

Referenced by loop(), and setup().

level

uint8_t level = 0

Definition at line 55 of file xl9555_backlight.ino.

Referenced by loop().