Serial Port Communication

[Tyguy56]

Originally Posted by Alan Anderson

Your code says you're transmitting at 115200. That would definitely give you the kind of short garbled results that you describe.



Why are you encoding as UTF-8? It does end up being the same actual byte stream for straight ASCII* characters, but anything outside the ASCII range will be sent as multiple bytes that your terminal might not understand.



* American Standard Code for Information Interchange, pronounced "ask-ee"

sorry im new to serial coms would it be better to not encode at all?
if I run at 9600 baudrate and no encoding with the same setup (tegra serial port to arduino and arduino to computer then open com port on putty) it only returns ░:: h̶o̶w̶e̶v̶e̶r̶ ̶a̶f̶t̶e̶r̶ ̶t̶e̶s̶t̶i̶n̶g̶ ̶a̶d̶d̶i̶t̶i̶o̶n̶a̶l̶l̶y̶ ̶w̶h̶e̶n̶ ̶t̶h̶e̶ ̶s̶a̶m̶e̶ ̶s̶e̶t̶u̶p̶ ̶i̶s̶ ̶r̶a̶n̶ ̶o̶n̶ ̶t̶h̶e̶ ̶r̶o̶b̶o̶r̶i̶o̶ ̶i̶t̶ ̶w̶i̶l̶l̶ ̶r̶e̶t̶u̶r̶n̶ ̶w̶h̶a̶t̶ ̶I̶ ̶a̶s̶s̶u̶m̶e̶ ̶i̶s̶ ̶r̶a̶n̶d̶o̶m̶ ̶b̶y̶t̶e̶s̶ ̶e̶g̶.̶ ̶[̶B̶@̶8̶c̶f̶4̶c̶6̶[̶B̶@̶e̶d̶c̶d̶2̶1̶[̶B̶@̶c̶4̶5̶d̶c̶a̶ ̶e̶t̶c̶ ̶e̶t̶c̶ ̶w̶i̶t̶h̶ ̶n̶o̶ ̶p̶a̶t̶t̶e̶r̶n̶ ̶
̶U̶P̶D̶A̶T̶E̶ ̶I̶ ̶a̶l̶s̶o̶ ̶n̶o̶w̶ ̶g̶e̶t̶ ̶e̶r̶r̶o̶r̶s̶ ̶i̶n̶ ̶m̶y̶ ̶r̶i̶o̶l̶o̶g̶ ̶w̶h̶i̶c̶h̶ ̶s̶a̶y̶ ̶W̶A̶R̶N̶I̶N̶G̶:̶ ̶R̶o̶b̶o̶t̶s̶ ̶d̶o̶n̶'̶t̶ ̶q̶u̶i̶t̶