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TinyDuino / TinyZero with NeoPixels

USB Power: LED and NeoPixel
Battery power: LED only

Why is this happening?

I want to try out Pushsafer using my Tiny WiFi Shield, but their SendEvent example uses the ESP8266WiFi.h library.


TinyDuino / TinyZero with LED
« on: April 23, 2019, 12:11:06 PM »
When I connect an LED to an Arduino digital pin, I usually put a 220-ohm resistor in series. However, since the TinyZero is 3.3v instead of 5v, is that still necessary?

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