The project demonstrate the blinking of led using RainbowHAT.
Using Pico pro maker kit - https://developer.android.com/things/hardware/imx7d-kit.html
NXP i.MX7D board - https://developer.android.com/things/hardware/imx7d.html
anurajr1/AndroidthingsRainbowHAT-Blink_LED
Blinking the LED in the RainbowHAT Androidthings
JavaApache-2.0