How are you both powering yours?
Uno has onboard 3.3V regulator, can provide 150mA of 3.3V current.
Nano gets 3.3V from FT232R chip, can only provide 50mA of 3.3V current.
nrf24L01 needs >100mA when transmitting.
How are you both powering yours?
Uno has onboard 3.3V regulator, can provide 150mA of 3.3V current.
Nano gets 3.3V from FT232R chip, can only provide 50mA of 3.3V current.
nrf24L01 needs >100mA when transmitting.