Adafruit ESP32-S3 Manual page 126

Blink
In learning any programming language, you often begin with some sort of
program. In CircuitPython, Hello, World! is blinking an LED. Blink is one of the
World!
simplest programs in CircuitPython. It involves three built-in modules, two lines of set
up, and a short loop. Despite its simplicity, it shows you many of the basic concepts
needed for most CircuitPython programs, and provides a solid basis for more complex
projects. Time to get blinky!
©Adafruit Industries
Adafruit I2S Stereo Decoder - UDA1334A
Breakout
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Hello,
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