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material containers
It has more or less the same functionality as the Arduino Duemilanove but in a different package
RS485 output signal
and include a 18µA max shutdown mode
inside take watchdog
Fingerprint Reader Sensor Module 3.7v material containersModule 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 Circuitry (e. g.: MAX232
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