ITEM NAME:Fpm10A Fingerprint Reader Sensor Module Optical Fingerprint For Arduino Loc P1S2 Fpm10A Fingerprint Reader Sensor Module Optical Fingerprint For Arduino Loc P1S2 Hardware connection: Module via a serial communication interface, directly with 3.3V or 5V power microcontroller communication: Module data transmission feet (2 Foot TD) connected to the data bit machine receiving end (RXD), data receiver module feet (3 feet RD) connected to the data sender bit machine (TXD). For the RS-232 level (for example: PC machine) for PC communication, increase the level conversion between the module and the host computer Application:Computer
