$ git clone https://github.com/dinsmorealex/SERIAL_TEST.git
// clone repo locally
$ cd SERIAL-TEST
// change directory into repo folder$ open .
// open this folder in finder- Open
arduino/serial_test/serial_test.ino
in the Arduino app - Upload this sketch the Arduino. check that the serial port matches line 8 in serial_test.js
$ npm install
// install all server modules$ node serial_test.js
// run node script