OK-300 Finger print reader wiring diagram

Projects General Guidance
1

Does anyone know the pin diagram of this sensor

http://yourmestudio.en.alibaba.com/product/1931468181-220949553/OK_300_Standalone_Optical_Fingerprint_Module.html

red-5V
black-gnd
what are the other connections

2

Hello,

I have the same fingerprint and said "Did not find fingerprint sensor :("
I don't know what to do!

Best regards

3

"◆ communication baud rate (UART) : (9600 × N) bps where N = 1 ~ 12 (default value N = 6 , ie 57600 bps ) "

Looks like the Green wire is TX (goes to RX on the Arduino) and the White wire is RX (goes to TX on the Arduino).