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K
KennyIII65
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From
Jax, FL
Joined
May 24, 2026
Last seen
Aug 13, 2026
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KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
OK. I finally actually read the comments in detail and my issue is the LED_BUILTIN is active HIGH and the RGB LEDs are active LOW. The...
Aug 11, 2026
K
KennyIII65
reacted to
robertlunch's post
in the thread
Arduino Nano built in RGB LEDs won't turn off
with
Like
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Most likely: the RGB LEDs are active-low, so you must set the pins to OUTPUT and write HIGH to turn them off. Leaving them unconfigured...
Aug 11, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
That copy & paste dropped my indexes... A few missing..... ahh... Forum italicizing.....
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
I did.... Thanks... Here's Mine... /* Hook yo WiFi & Blinky */ #include <WiFi.h> const char* ssid = "WiFi Surveillance...
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
Well, after doing some more testing, I find if I turn on, say, the Blue LED and then turn it off, there is a background light of...
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
ABX00083
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
I guess what might help is that I can't find the header files that define the values in cpp for the Arduino hardware. For instance...
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
The Arduino is powered by the USB C port. Stand alone....
Aug 10, 2026
K
KennyIII65
replied to the thread
Arduino Nano built in RGB LEDs won't turn off
.
Here is a markup of the schematic. LEDs circled are mounted on the Nano...
Aug 9, 2026
K
KennyIII65
posted the thread
Arduino Nano built in RGB LEDs won't turn off
in
Microcontrollers, Programming and IoT
.
Hello, Newbie here.. Trying to get used to using IO on my Nano. I can get the Orange LED to turn on and off, but the RGB LEDs will...
Aug 9, 2026
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