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Adafruit NeoPixel Ring - RGB LED w/ Integrated Drivers - 16 pixel magazine Here's the code:

SKU 1378662663
4.6
Description

Here's the code:

MEMS microphone: Knowles SPU0410LR5H-QB-7 MEMS

press connect on the Reader and wait for Blue-Bots eyes to go blue to show it is connected

and it can be used to detect ambient sound level

so that when you press a button

Adafruit NeoPixel Ring - RGB LED w/ Integrated Drivers - 16 pixel magazine Here's the code:Round and round and round they go! Ultra bright smart LED NeoPixels arranged in a circle The rings are 'chainable' connect the output pin of one to the input pin of another. Use only one microcontroller pin to control as many as you can chain together! Each LED is addressable as the driver chip is inside the LED. Each one has ~18mA constant current drive so the color will be very consistent even if the voltage varies, and no external choke resistors

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