esp32s3-ulp-hello

This is a simple ESP32S3 ULP Blink example for the ESP-IDF 5.0.

The example blinks the LED at the ULP for about 500ms.

References:

• https://github.com/joba-1/Blink-ULP
• https://www.esp32.com/viewtopic.php?t=21293

Note: For Cytron's Maker Feather AIOT S3 users using this SDK, please enable the GPIO11 first if you need to use the diagnostic LEDs on board!