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2
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0answers
7 views

Debugging kernel running on AMD target from Intel host - how to return control to gdb?

I have compiled kernel 3.13.0-55 on Ubuntu on both AMD and Intel machines. I tried to copy compiled kernel to Intel target but it won't boot with that one. Therefore I have compiled the same version ...
1
vote
1answer
28 views

Ubuntu open ports of client

I am working with a server on a VM with 4 clients.I want to know which ports are open on which of my client. I have the IP of every one of my client but what statement should I use in Ubuntu?
1
vote
0answers
9 views

Using non-standard serial baud rate

I am using a module that REQUIRES 28800 baud for the serial link. Is there any way to set this rate? It should be possible since it is half 57600 which IS a standard baud rate. Trying with Ubuntu ...
0
votes
0answers
20 views

PCI Serial port card

I have got a PC with Ubuntu 14.04 desktop. The main plate has a serial port (ttyS0) that works perectly, but the ports in additional PCI cards don't. When my program calls "open", this function is not ...
1
vote
2answers
49 views

Install driver for Exar XR17V358 in Linarto Ubuntu 12.04 LTS

I have a Freescale iMX6 SMARC module and carrier board. It came from the manufacturer with Ubuntu Linaro 12.04 LTS (kernel 3.0.35). I need a lot of serial ports, so I got the Syba 8 port PCIe card ...
0
votes
1answer
44 views

How to find serial port

My dell dimension 8400 has a serial port on the back. I want to use minicom to interface the serial port on this computer with Ubuntu installed. The output of dmesg | grep tty did not give me much ...
0
votes
1answer
35 views

How can I read printer's data from a COM port?

I would like to use an usb to com adapter to sniff data sent from computer 1 that should arrive to a printer. I'd connect computer 2 in the place of the printer so I'd have classic com port on ...
4
votes
1answer
64 views

How can I transfer a binary file using minicom and a serial connection? [closed]

How can I transfer a binary file using a serial cable between my Ubuntu pc and a box where I've installed minicom? The minicom box doesn't have a connection.
1
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0answers
30 views

How to check what devices are conncted to serial port

When I am trying to program my Arduino and try to flash the code, I get outputs like avrdude: stk500_recv(): programmer is not responding avrdude: stk500_getsync() attempt 4 of 10: not in sync: ...
0
votes
0answers
28 views

minicom serial access ttyUSB0 failed

Bienvenue avec minicom 2.5 OPTIONS: I18n Compilé le May 2 2011, 10:05:24. Port /dev/ttyUSB0 Tapez CTRL-A Z pour voir l'aide concernant les touches spéciales � and for putty I have : unable to ...
0
votes
0answers
46 views

How to find device file for USB-to-UART Bridge board on a Virtual Machine?

We have an Ubuntu guest OS on a VirtualBox VM over Windows 7 laptop. We connected a development kit containing a Silicon Labs CP2102 USB-to-UART Bridge chip. The board is connected via USB to the PC, ...
0
votes
0answers
35 views

Sending GET / HTTP/1.1 with Gtkterm

I am trying to send a basic GET request to a wifi chip (ESP8266) via serial connection with Gtkterm. Two ENTERs are required after GET / HTTP/1.1 in order to place the request. How do I send these ...
4
votes
1answer
92 views

Problem with serial port

I am unable to access the serial port on my PC with Ubuntu 12.04. The command: dmesg | grep ttyS Outputs: [ 0.590705] 00:08: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A I ...
0
votes
0answers
30 views

rosserial on ARM processor

Hi I have a project where I use rosserial with an arduino, I have code that publishes messages from one arduino, connected to a pc, and another arduino that subscribes, connected to an Odroid XU3. I ...
0
votes
0answers
15 views

Sniffing com port

It looks like I have some communication problems with device that is connected to serial port. Is it possible to log all COM port activity regarding data transfer to both directions in log file? What ...
0
votes
1answer
102 views

dialout group and serialport permission

I faced a strange problem today. I can't open my serial port and it says permission denied!! It's strange because I checked and I member of the dialout group! I'm using arduino. thanks in advices
1
vote
0answers
55 views

Virtual serial port software

Is there a software for Ubuntu 14.04 which allows one to open virtual serial ports?
1
vote
1answer
72 views

cutecom not comunicating

I need some help communicating with a serial port device. I have the serial port set to "auto" IRQ in the BIOS. The device (a Temperature controller) has the following Data protocol: Baud:9600 Tx ...
0
votes
0answers
159 views

Arduino COM port

Everything was fine until arduino IDE suddenly closed my COM port and sent me a message about error when opening COM port. processing.app.SerialException: Error when opening serial port ...
2
votes
0answers
93 views

How to get bluetooth serial port tx/rx buffers status?

The problem comes from that I have to send data via bluetooth serial port from a tiny robot to my laptop at baudrate 115200, robot sends 32-bytes packet every 10ms (100 times per second). Transmission ...
0
votes
0answers
39 views

putty serial confi

I have Ubuntu 14.04 and Windows in my laptop I connect an ARM cortex (LPC1768) to a USB port I use PuTTY for communication with ARM. PuTTY configuration in Windows is serial 9200, stop bits ...
0
votes
0answers
60 views

Resetting the USB modem data port(ATDT port)

Actually i want to do reconnect in USB-Modem - i.e Once pdp session is established with modem using sequence of AT commands (like AT+CGATT,ATDT etc), I am trying to reestablish the connection after ...
0
votes
0answers
117 views

setserial and Serial port communication not working

I have two computers running ubuntu. I am able to communicate between them using minicom without problem. But if I try to use echo 'hello' > /dev/ttyUSB0 on one computer and cat -v < ...
0
votes
0answers
110 views

Error thrown while loading gnu.io.RXTXCommDriver

I am trying to run a java program which list all available ports using Eclipse IDE in Ubuntu 14.04. My program is as follows: import gnu.io.CommPortIdentifier; import java.util.Enumeration; public ...
0
votes
1answer
104 views

Connecting multiple serial ports

I am trying to communicate serially using bluetooth. I have tried to send a character serially to a program1.c program and it is reading it. I would like to use the same serial port /dev/rfcomm0 so ...
3
votes
1answer
1k views

Setup virtual serial ports (Linux null modem emulator) using tty0tty

I want to setup virtual serial port emulator in Linux. I want the ports to be permanent, so that I can use them every time I restart. I tried using socat for that purpose as in this way, socat -d -d ...
0
votes
1answer
27 views

What makes an analog modem pickup an inbound call

I have a series of Modems connected to Ubuntu 12.04 3.2.0-23-generic-pae via a PCI-E card and the system recognizes them as ttyS0, ttyS4, ttyS5, ttyS7 No matter what the serial connection is, ttys4, ...
0
votes
1answer
457 views

how send at command in minicom or cu

How I can send command to usb/com device? I setup port in minicom to /dev/ttyUSB0 and run sudo minicom after this command I try enter AT command, but get unreadeble symbols in terminal. Добро ...
0
votes
1answer
330 views

RXTX Library Ubuntu 14.04 Soft link to see the serial port

I have installed the RXTX Java library rxtx-2.1-7-bins-r2 in Ubuntu 14.04 32 bit machine with JDK8. I would like to communicate with Arduino Micro connected to the serial port. But I am not able to ...
0
votes
0answers
118 views

networking multiple Beaglebone Black over USB

I'm working on a project where I would like to "daisy-chain" network multiple Beaglebone Black boards from the standard USB port on one to the USB-mini on the next. The problem I'm coming up with ...
0
votes
1answer
112 views

Serial device not detected by Lubuntu

Serial Wacom Tablet stylus and Serial Wacom Tablet eraser should appear in the xinput list in a Motion LE 1700, however they are missing in Lubuntu 14 (32bit). Is there a way to make Lubuntu discover ...
1
vote
0answers
381 views

Cannot get serial port to read input on Ubuntu 14.04

I recently installed a startech PEX1S1P952 serial/parallel adapter card into a machine with Ubuntu 14.04. Output of lspci -vv shows the following on the card: 04:00.1 Serial controller: Oxford ...
-1
votes
1answer
57 views

Xubuntu service send data over serial port

when i open a serial terminal (i.e. minicom) some data are send automatically from my pc to the device, these data are: AT+GMI ~x�~ ~x�~ I know that by default there is a modem client doing this ...
0
votes
0answers
150 views

Using lircd on Ubuntu 14.04

I'm trying to set up lirc 0.9.0 on Ubuntu 14.04. I had it running on an old computer using 12.04. The old system had a /dev/ttyS0 on the motherboard, and used IRQ 3. The new computer has a PCI ...
0
votes
0answers
120 views

Connecting ALIX 6F2 through USB serial port, putty displays nothing

Please help me connect ALIX with my laptop through a serial port to usb converter. Has anyone ever tried it? Do suggest if there is some different approach. My OS: UBUNTU 12.04 Using Device : ALIX ...
1
vote
0answers
338 views

How to share COM ports from hyper-V

I am trying to enable COM ports from my host machine. I have an Ubuntu 14.10 running on Hyper-V. Host machine is a Windows 8.1 How should I use these pipes? The idea is to connect my Arduino, so ...
0
votes
1answer
199 views

FT_Read is not working properly [closed]

I am writing code for serial programming for serial communication between FTDI device and Desktop through XBEE. I am writing command on device for (in example) reading Battery Voltage Current and ...
1
vote
1answer
550 views

libusb couldn't open USB device /dev/bus/usb/002/006: Permission denied. libusb requires write access to USB device nodes

I am connecting my FTDI Device with Laptop USB. I was following all the steps given in the link How to build libftdi git under Linux But after installing.. When I was running ./eeprom it is throwing: ...
3
votes
3answers
3k views

2 usb ports stopped working

I have HP pavillion g6, running xubuntu 14.04 64 bit. I have 3 usb ports. For some reason, 2 of them stopped working this morning, I have xserver-xorg-input-all installed, followed the instructions ...
-1
votes
1answer
497 views

Connection Problem with Cutecom Serial Terminal

I am using cutecom for sending serial commands to my FTDI Device, which is connected in /dev/ttyUSB0. But i am unable to connect through Cutecom and input text box is disable. When i am pressing Open ...
-1
votes
1answer
312 views

CF-30 GPS and Ubuntu 14.04

I recently purchased a Panasonic CF-30 with the built in factory default GPS module. The GPS feature worked perfectly while still running Windows XP, but i switched over to 14.04 and I cant figure out ...
0
votes
0answers
109 views

How can I get my serial to usb adapter to work?

I have a Trendnet Tu-s9 usb to rs232 serial adapter, I'm having a problem getting it to link up to my Dell Latitude c640 . I'm able to read it in the terminal with command lsusb, I'm a Linux newbie ...
0
votes
0answers
99 views

Samsung tv serial commands with python

I have a Samsung Plasma display that I use a Python script to turn on and off with its serial interface. (ex-link). import time, serial ser = serial.Serial(port='/dev/ttyUSB0', baudrate=9600, ...
1
vote
0answers
29 views

Can I use my serial receipt printer as an emergency console?

I recently came into possession of a serial receipt printer and I would like to know if I could use it as an emergency print-out console for the following purposes: Kernel Panic (Stack Traces) Any ...
2
votes
1answer
203 views

ttyUSB not recognized in ubuntu server

I have a very basic question here I believe. When installed ubuntu (Ubuntu 14.04.1 LTS) and I type the command dmesg | grep tty, it gives me the following output: renato@ubuntu:~$ dmesg | grep tty [ ...
0
votes
0answers
220 views

Can't read data through USB serial port, but can send data

I have two computers connected by USB-RS485 serial adapters. On one computer, I type cat > /dev/ttyUSB0 at the prompt, and the other (windows) I run PuTTY on the appropriate COM port. Typing things ...
1
vote
0answers
129 views

Enable COM ports

I have a costume built computer in which I added two extra COM ports. But I don't know the exact name they were given (e.g. ttyS32). I actually tested all 32 found ports in my computer, and non seem ...
1
vote
3answers
504 views

Problems Initiating Serial Port PCI Card

I am running Ubuntu 14.04.1 x64 with 3.16 kernel. My computer has 2 onboard serial ports which work well and 2 serial ports added by a PCI card which work from time to time. That's the card: ...
0
votes
0answers
265 views

uport 1150 version problem in ubuntu

I have a uport 1150 and my operating system is that "Linux version 3.11.0-26-generic (buildd@komainu) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #45~precise1-Ubuntu SMP Tue Jul 15 04:02:35 ...
-1
votes
1answer
757 views

Sending data to port does not seem to be working on Ubuntu Linux?

I am trying to send data to port 2003 I am using tcpflow to listen however i cannot see any data being printed or sent ? Sending Data to port 127.0.0.1 2003 echo hello | nc localhost 2003 or ...