..
Without seeing your code it is impossible to give advice.
You don't say if the fingerprint scanner provides a serial output.
Why not connect the Bluetooth to Rx1 and Tx1 and leave Rx0 and Tx0 free for debugging?
...R
..
Without seeing your code it is impossible to give advice.
You don't say if the fingerprint scanner provides a serial output.
Why not connect the Bluetooth to Rx1 and Tx1 and leave Rx0 and Tx0 free for debugging?
...R