[PySerial non-blocking read loop](^2^)

This example sends a char on the RS485 bus using a DAISY-10 board wired on the /dev/ttyS2 serial port. If you are using a Terra boardplug the DAISY-10 on D10 connector (..see the Terra pinout).

Python serial inwaiting example

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Serial ports are serial communication interfaces through which information is transferred sequentially one bit at a time. Parallel ports, on the other hand, transmit multiple bits simultaneously. The PySerial and functions like python serial read make communication with Serial Ports easier. 2ff7e9595c