Arduino I2c Lcd Backlight Dimming. I tried to make it print out white text on blue background, and event

I tried to make it print out white text on blue background, and eventually the LCD "bugged out" and gave me this (the second picture). This is a good Arduino beginner project for getting started with the LCD display. But still, passing HIGH is actually abusing the API since you really can't even depend on HIGH be 1, and when it is 1 would create backlight issues if the code were moved to an LCD module that did support dimming. nothing I do in void loop () does anything but if I cha… Apr 10, 2019 · I borrowed a sketch that works fine, though my attempts to modify the sketch were not so successful, I'll post the sketch I have then explain how I would like it to work Mar 23, 2020 · I've tried to do my first project for the LCD but when I was using this code it only gives me the power light on without any other feedback. But how would i turn the backlight off? i know commenting 'lcd. Each I2C adapter has its own address, allowing you to control multiple LCDs. I have got it to work so its dims from off to fully on. turns it on completely). Oct 4, 2024 · If your i2c backpack has a jumper for the backlight, it may not be possible to control it with lcd. h> # Jan 4, 2012 · Hi all, I saw somewhere on here (cant remember exactly where) that someone had set up a photo resistor to measure amibent light and dim the LCD's back light accordingly. cpcxhzo3
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