A representation of a device that asynchronously transmits and receives serial data.

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5
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1answer
290 views

Linux VT Emacs in tmux, breaks color and cursor

TERM is set to screen. I tried with screen-256color, but then the colors went really nuts. I also tried xterm, linux, and some others (that I could think of, not really thinking) but screen is the ...
4
votes
1answer
716 views

How to open tty or execute some script when the shortcut Ctrl+Alt+F[1-6] doesn't work and X11 is partially frozen but system is still working?

I'm using Ubuntu 10.10 with Gnome on Acer Aspire One netbook. The X11 or just some parts of Gnome like panels and partially windows (details described below) are frozen which doesn't allow to do ...
4
votes
1answer
266 views

GNU Screen weird characters on click

I have a small problem in GNU screen. A GNU screen session runs on my RaspberryPi. Now sometimes, when I join it, if I click in the terminal (I'm using terminator on Fedora) I see weird characters ...
3
votes
1answer
597 views

How can I make the TTY use the appropriate charset?

Note: forked of this per recommendation here. While I got the X keyboard layout right on my own after I fixed that stupid typo, I still can't set the console charset, key map, font map, or whatever ...
2
votes
1answer
134 views

How can I make a psf font for the console from a otf one?

I want to use the Inconsolata font in the tty console, but I need to generate a psf font for that. I found that there are two tools that should help me otf2bdf and bdf2psf. But everytime I try to use ...
2
votes
1answer
509 views

How to enable/disable a serial port?

I need to disable and then enable a serial port for testing purposes on a Java program. Since the man page of setserial is stating: "Using UART type none will disable the port.", I use sudo setserial ...
2
votes
1answer
72 views

Is monitoring rsync with a pts device possible?

I have a rsync backup script, and I was wondering about methods of monitoring it as it runs. I could have it save a log and use watch and tail, but I had a more elegant solution in mind that might be ...
2
votes
1answer
424 views

accessing stdin/stdout of a process started in another tty

I logged in to my linux physically(say tty1) and started a process that watches stdin for commands and has some stdout-put. How can I access/use this process from a SSH session?
1
vote
1answer
22 views

_Robust_ bluetooth serial port console/tty

I've managed to create and connect to a console via bluetooth, as is described in many Q&A's FAQs Guides etc found via a google search. Briefly, in sudo mode, /usr/sbin/hciconfig hci0 piscan ...
1
vote
1answer
41 views

How do I change which monitor the TTY shows up on?

When I boot, or when I press CtrlAltF*, I am taken to a physical terminal/TTY. The problem is that the TTY shows up on my HDMI monitor, which is actually not even in the same room as me. Is it ...
1
vote
1answer
1k views

Setting up tty ports on Beaglebone Black with Angstrom linux

I'm using a Beaglebone Black running the Angstrom v2012.12 build that came pre-loaded. I want to be able to connect another device to a serial port via the UART connections on the GPIO headers. The ...
0
votes
1answer
51 views

Why does GDM start in TTY2 and TTY7

I have Ubuntu 15.04 and GNOME 3.16 installed. This PPAs are enabled: deb http://ppa.launchpad.net/gnome3-team/gnome3-staging/ubuntu vivid main deb http://ppa.launchpad.net/gnome3-team/gnome3/ubuntu ...
0
votes
1answer
21 views

Linking two hardware serial ports

I have two micro-controllers which are connected to my computer(ubuntu 12.04) through serial-USB cables. One of the controllers (ttyUSB0) is programmed such that it sends data serially and another ...
0
votes
1answer
36 views

How can I automatically interrupt what I'm doing to input something?

As per Nick Winter's The Motivation Hacker, I want to measure my happiness. I know that I'm bad at remembering things or responding to reminders, so I'd like to set up a daemon that, at random ...
3
votes
0answers
112 views

How to prevent kernel or any broadcast messages from flooding the TTYs?

Because of some hot-plugging issue, similar to what talked of here, the TTY displays show a continuous stream of messages (which are also logged in the /var/log directory). Every text I key in flows ...
3
votes
0answers
648 views

Plymouth splash not working and causing VT problems

Since I tried installing Plymouth (boot splash), I'm facing two problems : It's not working My Virtual Terminals (tt1 - 6) aren't working anymore Here what I did : Added plymouth hook (after ...
3
votes
0answers
121 views

No Login on created on tty2 to 6

On my Debian Linux no Login is possible on terminals 2 to 6. Login on 1 works fine, xorg-session with XDM and awesome wm works, too. The Error Message shown on these 5 screens is: ...
3
votes
0answers
374 views

stty before login

We've got some HP-UX Integrity VMs that are difficult to log in to at the console because the KILL character is set to @, which also happens to be a component of some passwords. Now I know we can get ...
2
votes
0answers
59 views

cat /dev/ttyS0 Input/output error

I created infrared receiver as in LIRC manual (http://www.lirc.org/receivers.html). And tested it on windows using program called Terminal. When I switched on RTS pin DCD pin was also switched on ...
2
votes
0answers
63 views

How to use secondary VGA device for TTYs

I have a machine (a virtual XEN DomU, but I don't think it matters) with two video cards. I would like to display the TTYs on the monitor connected to the secondary video card (i.e., not the display ...
2
votes
0answers
313 views

Can't login using serial on ttyO0 - BeagleBone Black

I boot Beaglebone Black, connected to my desktop by serial. It was working great, until now. Beagle is booting, output shows up on the console, but at the end I can't log in. I can't type the login, ...
2
votes
0answers
236 views

tty blinking cursor not at insertion point

I have an Ubuntu 12.04 system where I, at reboot, login a root. This morning I did the things I had to and thought about running apt-get -y upgrade I started typing this but before pressing Enter I ...
2
votes
0answers
206 views

FreeBSD gettytab configuration

I have a serial port on my system which is named cuau3 under FreeBSD. I want to change the properties of this port, I can change the device's speed using /etc/ttys and /etc/gettytab files, but I can't ...
2
votes
0answers
141 views

Controlling ppp's chat buffering

I looked at the ppp chat source and it uses putchar to write to the device. When PPP is run over a line discipline like n_gsm, which multiplexes a tty via the GSM 07.10 protocol, a lot of extra data ...
1
vote
0answers
13 views

Setting custom baud rate on console

Just for aesthetics I would like to have my text on my console be displayed at a lower speed. I've tried using things like screen with custom baud rates of /dev/tty1 but it wouldn't work, input from ...
1
vote
0answers
76 views

Fedora 21 VT Change Hangs

On Fedora 21, I have LightDM and i3 installed. When I switch to tty2 and do a bit of work then switch back, my laptop hangs. I am using Intel HD Graphics 4600. Thanks UPDATE now it sometimes ...
1
vote
0answers
49 views

How to avoid session login failure with ecryptfs

After encrypting my /home directory with the migrate-home ecryptfs-utils script I can't log in to an XFCE session on my Manjaro system from the normal login screen. If I try to, the session is ...
1
vote
0answers
46 views

How do I assign the controlling terminal to other process?

I use TIOCSCTTY to forcibly take over the controlling terminal in other "remote" application. But after the application finishes running, controlling terminal gets orphaned and bash stops reacting to ...
1
vote
0answers
93 views

Cygwin serial tty device for high-numbered COM ports

My hardware enumerates as COM125 on the device manager (CDC-ACM class). But, I can't find it under /dev/tty* listing. Does cygwin have a limitation on CDC-ACM class of com ports or numbers greater ...
1
vote
0answers
53 views

Can slattach control a serial WiFi device?

I have a Wi-Fi device which is driven by AT commands over a USB-Serial connection. I am able to successfully make a serial connection to the device and set the SSID, PSK, obtain an IP address, and do ...
1
vote
0answers
386 views

Only met by a tty “login” prompt when booting Mint

I've installed Linux Mint 11 Katya (dual-booting with Win7) on my PC. After some problems with booting, I decided to use NeoGrub to add a Grub-based bootloader, configurable from within Windows, to ...
1
vote
0answers
423 views

LMDE, Graphics with i915 and KMS: DVI not working on tty consoles

I already asked the same question at Super User, but I think it's better suited here, sorry: I have some problems getting the DVI output of my onboard Intel graphics device running when using KMS. ...
0
votes
0answers
36 views

echo `“hello terminal” > /dev/terminal` - works for /dev/tty[2-5] but not for /dev/pts/n

I'm trying to get to know the input output systems of unix/linux systems better. Since terminals and devices are implemented to interface as ordinary files, I assumed I could on any desired terminal ...
0
votes
0answers
19 views

Does udev only check for matches on the first remove event?

ACTION=="add|remove",SUBSYSTEM=="tty", ATTRS{idVendor}=="XXXX", ATTRS{idProduct}=="XXXX",SYMLINK+="device", RUN+="/home/alvin/udev/test.sh" This is the command that works on add ...
0
votes
0answers
30 views

how to copy files using TTY teminal from one pc to another connected through same home network

In my academic lab my friend copied files from one computer to another that were serially connected using the tty4. How could he have done this if there was no internet and he didn't install any new ...
0
votes
0answers
34 views

Kernel loglevel and console manipulation

I want to have two console kernel arguments, one /dev/tty2 for screen and one /dev/ttyAM0 for serial debugging. I can achieve that simply with: console=ttyAM0,115200 console=tty2 I want /dev/ttyAM0 ...
0
votes
0answers
44 views

Serial port locked by random process

I have an issue with trying to open a USB device's serial port with pyserial. It seems that as fast as I connect the device, /dev/ttyACM0 is used by some random process. ModemMana 851 root 8u ...
0
votes
0answers
73 views

linux + what are the messages bad tty under /var/log/messages file

under /var/log/messages I see the following messages "bad tty" what the meaning of these messages? second is it caused because some application that called - owstd ? as we can see from the log? ...
0
votes
0answers
20 views

No video on tty after sleep

I have Debian 3.2.63. After I push 'Sleep' button and come back my TTY do not work, only X11. Anybody know how restore video parameters after suspend?
0
votes
0answers
125 views

How to switch between the virtual consoles ttyv1, ttyv2 10 on FreeBSD?

The CTRL+ALT+F1..F12 keybinding does not work. I'm using kde interface.
0
votes
0answers
119 views

System not responding and ttyS0 (ttyS0) main process (1627) killed by INT signal

The system is not responding(Unable to do SSH or Telnet, even scheduled cron job is not running) if it runs for more than 5 days. The scenario is "the ssh session is opened and console is opened from ...
0
votes
0answers
147 views

How to make switching virtual terminals instant?

I've configured kdm (editing /usr/share/config/kdm/kdmrc) to automatically open two displays: StaticServers=:0,:1. When I switch between them with Ctrl+Alt+F7-8 there is a delay of about 2 seconds ...
0
votes
0answers
76 views

systemd with 10 ttys and Desktop on Ctrl+Alt+F5

I am running systemd on ArchLinux. I have read various posts of doing this but it seems impossible (i.e. I am incompetent in implementing this:)) ). I want to disable the on-demand tty spawning of ...
0
votes
0answers
913 views

TTY1 message help? (with picture)

When I boot up , I am greeted with a black TTY1 screen with the following error Kali GNU/Linux 1.0.7 kali tty (screenshot here) Kali Login:[ 31.695480] brcmsmac: bcma0:0: brcmsmac: ...
0
votes
0answers
179 views

Script to gracefully kill X server and drop to tty?

I use the terminal to do the majority of my day-to-day computing, so I have the default runlevel set to 3 in /etc/inittab and I only start the X server when I need to. I currently have the following ...
0
votes
0answers
50 views

Modifying /bin/login or workaround

I'd like to modify (or rather create a modified copy of) /bin/login. I want the script to start in all ttys (like ordinary /bin/login) but with different functionality - it should allow user to login ...
0
votes
0answers
104 views

Schemes for linux tty and xterm

I actually prefer the font and colorscheme used when I'm in a tty terminal. After I start up a window manager, the colorscheme and font are completely different when I'm in xterm -- which is expected. ...
0
votes
0answers
127 views

Which getty should I use for /dev/tty1 - tty6 text consoles in linux, agetty or something other

I'm configuring LFS linux and I want to select right "getty" for /etc/inittab to handle text consoles /dev/tty1 - /dev/tty6 (the text consoles handled by linux kernel, with output on first display). ...
0
votes
0answers
89 views

Root has no permission on virtual console screen devices

Even being root I can't do the following: # cat /dev/vcs1 cat: /dev/vcs1: Operation not permitted And the rights are set correctly: # ls -o /dev/ crw-r--r-- 1 root 7, 1 Aug 5 22:00 vcs1 ...
0
votes
0answers
414 views

Ubuntu cannot start from terminal

Ubuntu 12.04 By a mistake, I stopped lightdm. Then switched to tty1, and rebooted. Now, After startup, It just came a black screen with a cursor, can type nothing. I tried Ctrl+F1 to F12 (and ...