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1

I have found a web page where the control characters are given a printable representation matching your findings: http://xhelmboyx.tripod.com/formats/latin-mac-charset.txt 1 0x01 SOH start head white smiley 2 0x02 STX start text ->| or black smiley 3 0x03 ETX end text |<- or ...


2

If you are seeing controlQ (0x11) and controlS (0x13), those are XON/XOFF: artifacts of flow control. You should only be seeing those if your connection says it relies upon software flow control; the terminal driver could send those to the device (just as a user could press those keys to control the other direction). Further reading: When to use RS232 ...


3

In Debian, that is x-terminal-emulator: sudo update-alternatives --config x-terminal-emulator Further reading: Debian Alternatives System Virtual Package: x-terminal-emulator Debian Policy Manual: Chapter 11 - Customized programs


3

This is typically done using the tcsendbreak C library routine. You can get to this from the shell by using a Python or Perl one-liner: python -c 'import termios; termios.tcsendbreak(3, 0)' 3>/dev/yourdevicename perl -e 'use POSIX; tcsendbreak(3, 0)' 3>/dev/yourdevicename


6

Your shell's command line editor saved the space. In fact, it saved all of the characters you typed into it that made up the command line. I wonder if you might be under the impression that the shell knows what command to execute by reading back the contents of the screen just before executing the command. That's not the case. Moreover, terminals do not ...


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There are a few separate terms here that need to be independently defined: Terminal: A real keyboard/monitor interface, like the VT100: https://en.wikipedia.org/wiki/VT100 Terminal emulator(TTY): Emulates a terminal, providing input and output. Press ctrl+alt+F2 in most Linux distros, and you'll be in one. Type "w" in the terminal, and you'll see your w ...


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A (display) terminal is a piece of hardware which has a keyboard and display, and communicates with a host computer. The terminal is itself a small computer; an embedded system. A terminal emulator is software running on a general-purpose machine which implements the behavior of some terminal. Terminal emulators are not all graphical. They can be based on ...



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