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Testing input from a local tty device
The data will be displayed on the screen.
Issue:
A simple test of capturing output from a local tty device on a Unix host.
Solution:
Use the 'cat' command to capture output from a dumb terminal attached to a serial port.
Redirect the tty device output to the cat command, example:
# cat < /dev/ttyS1
The data will be displayed on the screen.
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