This little board is nearly the same size as nano but embedded with a NRF24L01, and also very cheap $4 USD. To make it works:

1. All pins are the same as nano but used some pins to connect to NRF24L01
2. RF24 example is below
3. Bootload don’t use “old”

The “RF24 > Scanner” will works like below

100% compatible with Arduino nano

2023/07/17 by admin