Arduino - Fingerprint scanner - Suprema SFM3520 OP

Write the Arduino code to interface the Suprema SFM3520-OP3 Fingerprint scanner unit with a couple of PHP files using the Arduino RS232 interface. All functions on the SFM3520-OP3 must be included in the Arduino code. - ID 0 will be used for enrolment only - Will use 2 x template system - Delete templates on the FPS via the Arduino - Add templates to the FPS via the Arduino via a PHP upload form along with feedback - Enrol on the FPS and display the output via the Arduino on a PHP echo along with feedback - Checkin on the FPS and display the output via the Arduino on a PHP echo along with feedback All functions must display debug information such as success or failure codes.