I am trying to use two fingerprint sensors with an arduino yun, but I can not use the functions. Only the sensor that is connected to the first serial port emulated by SoftwareSerial works, for example: #include <Adafruit_Fingerprint.h> #include <SoftwareSerial.h> uint8_t id = 0; int sensor = 0; …

Two fingerprint sensors Arduino yun

pylon October 2, 2017, 6:01pm 2

You cannot have two SoftwareSerial objects listening at the same moment.

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