git clone https://github.com/HarveyBates/portstream
cd portstream
mkdir build
cd build
cmake ..
make install
portstream -p /dev/tty.usbmodem2101 -b 115200
********************************** PortStream **********************************
* Port: /dev/cu.usbmodem2101 *
* Baud-rate: 115200 *
* Timestamps: enabled *
********************************************************************************
[21/05 13:40:29.534]: 91
[21/05 13:40:30.534]: 92