Do you have a wiring diagram to show how you are connecting the devices?
[late edit] Sorry...
- "D10" for the Neopixels should be "10"
- add
Serial.begin(115200);
tosetup()
to start serial communications
Do you have a wiring diagram to show how you are connecting the devices?
[late edit] Sorry...
Serial.begin(115200);
to setup()
to start serial communications