I've connected the fingerprint sensor(R305): Vcc->3.3V and rd from fingerprint to pin3 and td to pin2, i've used the library from adafruit github but it show 'did not find fingerprint sensor', it works fine with the SFG Demo. Help!
I've connected the fingerprint sensor(R305): Vcc->3.3V and rd from fingerprint to pin3 and td to pin2, i've used the library from adafruit github but it show 'did not find fingerprint sensor', it works fine with the SFG Demo. Help!