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Features I2S and MIDI interface for functional expansion
output (active LOW)
Baud rate set at 9600
For how to connect relay module with arduino and arduino code
master reset input (active LOW)
Fingerprint Module R307 heater 5v Features I2S and MIDI interfaceR307 is an optical fingerprint verification module with TTL interface. It consists of optical fingerprint sensor, high performance DSP processor and Flash. It has many functions such as Fingerprint Sensor, fingerprint verification, fingerprint upload and download. User can easily develop powerful fingerprint verification application systems based on the rich collection of controlling command provided by the module. The R307 can be easily used with
US$ 20.95
US$ 1499.50
US$ 2995.00
US$ 2995.00
US$ 2995.00