I’d say some of the best cheap add-ons are Grove sensors, a small OLED display, and a battery module, super handy for making M5Stack projects more fun and portable!
C
Best posts made by carlbidwell
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RE: What are your favorite cheap accessories for M5Stack projects?posted in General
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RE: M5Stack Atom Echo LED control with M5Unified and FastLEDposted in General
Using M5Stack Atom Echo with M5Unified and FastLED is a smart combo. If you're going for tight control over the LEDs, make sure your timing loop is well-optimized and that you're handling brightness safely (to avoid flicker or overheating). Also, consider breaking your effects into functions so you can easily expand or tweak them later.