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7 views

How do I find which serial port my Arduino is connected to with a shell script?

I'm writing a little script right now which sends some data to the Arduino through a bash shell script. The command that sends the data looks like this: alias led_green="echo -e -n '\x10' > ...
1
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0answers
12 views

How do I specify a USB device as a specific COM port?

We are working on switching our POS registers to Ubuntu from Windows. Our registers run in a WAN configuration so the POS software doesn't actually run on them but rather is running on a Windows ...
0
votes
1answer
15 views

No permission to write to serial device

Getting error "Permission denied" while writing to serial port from command line. I do : echo aaa > /dev/ttyS0 or even sudo echo aaa > /dev/ttyS0 but get the same result. How to solve this ...
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0answers
7 views

Can't connect to Blueport XP serial adapter - 15.10

I recently got a Blueport XP bluetooth serial adapter to connect to the console port of various devices (routers, etc). When I connect via Windows, it creates a com port that I can connect via PuTTY. ...
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0answers
11 views

Which serial com port I have

I run ubuntu on virtual machine. Serial com1 is connected to virtual machine. Need to know which tty is connected to com1. ll /sys/class/tty/*/device/driver gives lrwxrwxrwx 1 root root 0 Jan 22 ...
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0answers
28 views

Cannot lock /dev/ttyACM0

I am trying to set up a QGroundControl UAV development stack, but I can not lock the device: open failed "Permission error while locking the device" 2 "/dev/ttyACM0" false "Error connecting: Could ...
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0answers
81 views

Ubuntu 14.04 disconnect and reconnects serial USB device on initialization

I am attempting to connect to the new Arduino 101 board. While downloading, I get an error from dfu-util that states I cannot open the DFU device with an id of 8087:0aba. When checking dmesg, it ...
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0answers
35 views

serial ports not showing up

I am running ubuntu 12.0.4 on my ARM controller based board. I had a weird issue. I have enabled PS0, PS1, UL0 and UL1 on my microzed. Now, when I type dmesg| grep tty, it shows all the 4 ports. But, ...
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1answer
68 views

Reduce Request Latency on a FTDI UBS 2 RS232

I'm using a ElmScan5 scantool which uses a FTDI UBS 2 RS232 serial to usb chip under Wine 1.6.2 on Ubuntu 14.04. The latency is very high and I found a recommendation on how to reduce it in Windows, ...
0
votes
1answer
128 views

Set Up Bluetooth (rfcomm) as a virtual serial port (dev/tty0)

I have a bluetooth device that is discoverable through the command "hcitool scan". Its protocol discriptor is "RFCOMM". I can bind the device to the port rfcomm0 through the command "sudo rfcomm ...
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0answers
53 views

How to remap usb-rs232 converter to serial?

I'm using ubuntu 14.04 and i need to know this: I have a Usb to serial adapter that is at /dev/ttyUSB0 I use software(ADTpro) that only looks at the serial ports /dev/ttyS0 How do i remap ...
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0answers
90 views

How to do Serial Communication with Xbee with c++

I am trying to use xbee to send data using serial communication by opening the file /dev/ttyUSB0 in write mode and using fprintf to write data to it, but it does not work. It is clear that my xbee is ...
2
votes
1answer
101 views

Reading/Writing To Serial Port Not Working

I am attempting to pass data through my serial port and see the result. I have added myself to the group for /dev/ttyS0 and run cat < /dev/ttyS0 on one terminal for reading of data. To write I ...
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0answers
53 views

Problems building libmodbus 3.0.6 ubuntu 14.04

I am finding that libmodbus http://libmodbus.org/ is compiling incorrectly on both my laptop and desktop running Ububtu 14.04 both were upgraded from 11.10 some time ago. I have tried using the live ...
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0answers
67 views

Connecting multiple USB Data cards as devices

I have a number of Huawei E3276 USB modems I would like to connect to my Ubuntu 14.04 machine. I have installed the appropriate drivers and used usb_modeswitch to allow them to be talked to using AT ...
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vote
1answer
86 views

How to use the Digitus Serial to USB Adapter? [closed]

How do I connect to the Serial port with the Digitus Serial to USB Adapter?
1
vote
1answer
86 views

One USB device, two serial interfaces: how to?

I have a serial device that should be exposed as two serial ports: /dev/ttyACM0 and /dev/ttyACM1. Currently I only get the first one despite the same unit under Windows exposes as the expected two ...
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0answers
101 views

Serial-to-USB CN-116 don't work on Ubuntu 14.04

I can't open serial port by using my Serial-to-USB Sitecom CN-116 adapter and I always get this error: > Unable to open /dev/prolific EXCEPTION: TransportException 2: Failed to open serial port ...
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2answers
196 views

Why does serial device only work on one USB port?

This is another question about some software called chirp. It is an amateur radio program for programming frequencies into your radio. If I type : cd /dev I change directories. From here I type: ...
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2answers
1k views

How do I Configure/Use Hyperterminal in Ubuntu 14.04?

I do use HyperTerminal in Windows to send Data to my Micro-Controller. So that I can't see such features in Ubuntu 14.04 and also how to configure COM Ports as well as list out the details of the COM ...
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3answers
267 views

Serial Port Debugging on Ubuntu

I have a written a C++ program on Ubuntu 14.04 LTS which communicates with a USB2Serial device /dev/ttyUSB0 . I want to know if the connection parameters are set correctly on this file handle, what ...
2
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2answers
4k views

How to copy text from putty to another window?

I'm using putty at Ubuntu 14.04 to connect to serial-port. I need to copy text from putty window to another windows(for example gedit). Any help is highly appreciated. UPDATE I can copy by selecting ...
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0answers
215 views

how to send uart pakage and read them on Ubuntu terminal (CH340G USB to Serial)

i have CH340G i dont know if it need to get driver or not i connect it to a PIC micro controller which sent bytes via UART RX TX to the USB to serial CH340G ,so does any one has idea about how to ...
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0answers
40 views

Ubuntu Software to monitor current speed of serial port transfer?

Are there any software that can be downloaded from Ubuntu Software Center that monitors and displays current/real-time Serial Port read and write speeds (transfer speed)? Or any 3rd party software ...
0
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1answer
102 views

How to detect & configure a upnp USB to serial adaptor for RXTX development in Java

I ordered a TRENDnet TU-S9 and and plugged it into my system. I heard this is plug and play and that it works on Ubuntu. I'm wondering how to determine which port identifier this USB to serial adapter ...
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2answers
44 views

how do I send control characters to serial device

I have a serial device, which needs to receive the commands ctrl+W and ctrl+V before I can begin programming it. I was trying to use cutecom, but I don't see an option to send control characters. ...
0
votes
1answer
266 views

How to receive/read raw file sent using Gtkterm thru serial?

I've downloaded Gtkterm in 2 desktop systems each with a RS-232 serial port. I'm attempting to transfer a simple .txt file between the 2 systems thru one of the available serial ports. The 2 systems ...
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0answers
49 views

How can a serial connection be set up as a network interface if at all?

I have a VM running Ubuntu 14.04 on Windows 7. My Windows machine is connected to a (CAN bus) data generator which ends in a serial to USB connection. I can forward this connection to the Virtualbox ...
3
votes
2answers
4k views

Arduino Serial Port COM1 Problem

I bought an Arduino Uno and installed Arduino IDE 1.6.5 But when i want to upload a skecht to Arduino board i take this error: avrdude: ser_open(): can't open device "COM1": No such file or directory ...
0
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0answers
144 views

Serial port blocked. How can I detect what it is?

I am using Qt (QSerialPort) to handle the port. At startup, I am attempting to open the port every second. It takes in average 12 cycles not to get back an error, which is: ...
2
votes
0answers
52 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
46 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?
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0answers
75 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 ...
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0answers
46 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
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2answers
236 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
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1answer
2k 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
178 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
865 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
88 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
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0answers
118 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
189 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
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0answers
114 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
268 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
64 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 ...
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0answers
23 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
587 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
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0answers
101 views

Virtual serial port software

Is there a software for Ubuntu 14.04 which allows one to open virtual serial ports?
1
vote
1answer
195 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
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0answers
393 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
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0answers
221 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 ...