1
vote
1answer
17 views

Login prompt on serial or any network is comes from which init script?

Login prompt on serial or any network is comes from which init script? My Embedded system is running with Linux 2.36 and default file system of ti814x. In my scenario, I want to verify /etc/passwd ...
0
votes
1answer
28 views

FT232 USB-Serial not usable with deamon

I am trying to use an USB-Serial converter with a program (a deamon) that is launched at startup on a embedded board (Odroid-XU). The deamon does not work since it fails to open the serial port ...
0
votes
0answers
42 views

Grub2 Control over remote serial?

I'm trying to control GRUB2 over a serial connection, but I can't seem to get it to work or find any real comprehensive guides. I tried once, but was unable to get any output, and had to reinstall ...
0
votes
0answers
443 views

connect to a serial device via TCP socket

My setup is this: serial device ttyUSB0 connected to laptop A software that opens TCP socket to listen and write to, also runs on laptop A (linux) My goal is to pipe data from/to serial device ...
1
vote
1answer
2k views

Sharing a serial port between two processes

As it is not possible to directly share a serial port between two processes using Linux, I am looking for another way to achieve this, I have heard about socat but could not find a concrete example of ...
1
vote
0answers
817 views

Unable to Send Large Files Over XMODEM

I'm trying to send a file to a serial device using XMODEM from within a screen terminal. It works just fine with small (633 bytes) but fails when I try to send a larger file (3.3 kilobytes). This is ...
0
votes
1answer
453 views

serial console output goes away while booting

I added console=ttyS0,57600n8 to my kernel command line. I get the normal boot messages until this [ 5.123106] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) Begin: ...
1
vote
0answers
48 views

Picking right serial device

I have several identical USB to serial port adapters on my Fedora FC12 server. Each time I boot, the devices seem to change devices names (/dev/ttyUSBn). Now I will assume that the bus and device ...
2
votes
2answers
9k views

how to reset /dev/ttyS0

I'm trying to connect to a Khepera robot using serial interface (running Scientific Linux 6.1) I used the command screen /dev/ttyS0 to communicate which worked OK, but then I wanted to close it and ...
1
vote
0answers
140 views

RTTY serial decoder for Linux?

I am in need of a Linux RTTY (50 baud, 170 shift) decoder that can output to serial. I have been googling this for a while and keep coming up blank. Even a script goes a long way here.
2
votes
3answers
2k views

File transfer over a serial line

I have 2 linux computers, and a serial line between them, one of them is only accessible through a serial line that has shell on it. How can I transfer files between the 2 computers? I've heard that ...
0
votes
2answers
877 views

Libserial Package, debain [closed]

I'm looking for the Libserial (the C++ RS232 Library) in debain but i cant find it. am i getting the name wrong?
0
votes
2answers
2k views

Serial Over IP, windows-linux

I need to have a serial port "shared" over the internet (may or may not be using a vpn) At one end is a windows box, at the other is a linux box, wich has the serial port the linux box has no gui and ...
1
vote
2answers
4k views

Linux comand line program, serial (COM port) transmistion, Hex

So I need a program that I can run on embedded linux (OpenWRT 8.09), via command line, I need to be able to transmit 8N1, i need to transmit in HEX (not ascii,) and preferaby also in decimal. As far ...
1
vote
2answers
1k views

USB to Serial adapter/cable Windows/Mac/Linux [closed]

I'm looking to get a USB to Serial cable for my Mac/Win/Linux preferably small in size and without unnecessary software installations. I've had one a while ago, it would only work with Windows. On my ...