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Questions tagged [serial]

The general purpose communication interface and related protocols. Specifically, a serial interface transfers one bit at a time ("in serial"), and complies with the RS-232 standard.

The general purpose communication interface and related protocols. Specifically, a serial interface transfers one bit at a time ("in serial"), and complies with the RS-232 standard.

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How to set up a serial connection to a Windows 7 computer

I need to set up a "dial in" connection to a Windows 7 (Ultimate) computer via a serial null-modem cable to be able to connect from a Windows XP client to that computer and exchange data over IP. Question 1: How do I do that? I did neither find the…
oli_arborum
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How are Serial Communications designed to be connected virtually on Dell PowerEdge 12th generation servers?

Im trying to figure out what exactly can be configured by the first three settings on Dell PowerEdge R720 Server BIOS's Serial Communications Screen. Let me explain what (I think) I have understood: Disregarding all Input operations, there are or…
ElectricDevDucK
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USB Serial Communication With Docker

So I'm trying to create a docker container to run my python script that reads serial data from an RFID reader. The scripts are as follows: read0.py: import serial import time arduino = serial.Serial('/dev/ttyUSB0', 19200, timeout =…
Xander Soriano
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replace APC smart signaling cable with RJ-45 to RJ-45

Is it possible to replace the APC Smart Signaling Cable PN: 940-1525A with an RJ-45 to RJ-45 cable? The cable is built as an RJ-50 to DB9, but I need to connect it to a console server that only uses RJ-45. I have pin-out diagrams that show the cable…
mcv110
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Can Serial I/O from a server be shared on an ethernet network switch?

I have a network switch, a Linux server, and my computer. The computer and server are both connected to the switch. If I connect the serial port of the server to the switch through a Serial to Ethernet adapter, will my computer be able to access…
tymur999
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Connecting an APC RackPDU directly to a Lantronix terminal server

I have an APC Rack PDU (AP7920) and a Lantronix ETS16P RS232 terminal server. I would like to connect the RackPDU directly to the Lantronix. The RackPDU has a serial RJ12 connector and the Lantronix a serial RJ45 connector. I found pinouts for…
divB
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Alpine Linux AArch64 on Oracle Cloud Serial Issue

I am trying to install Alpine Linux on Oracle Cloud AArch64 VM. I had already installed bootloader (Grub, arm64-efi), kernel (5.10.75) and userspace on it. In order to debug boot issues, I setup the serial console by appending console=tty0…
Yuuta Liang
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UDP to Serial port

I look for some solution for connect serial/UART port by UDP connection to another PC. Now I use socat and have connection , but with lost packages, and slow transfer. Can I use netcat for this, maybe it will get better solution? Can I get some…
Vitaly Rom
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Serial console over GSM - Are there such devices?

I just lost a server by restarting the network interfaces. Then i got the following idea: A small GSM device with an RS232 connector I want to connect the serial console to the device, and in case the server gets unreachable i could call it by…
user12447
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Having startup messages on virtual tty (monitor) AND serial console

I have enabled serial console over null-modem cable in Debian 10 like this: /etc/default/grub: GRUB_CMDLINE_LINUX="console=ttyS0,115200n8" GRUB_TERMINAL=console then systemctl enable serial-getty@ttyS0.service. That was all there was to it.…
LetMeSOThat4U
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initial cisco nexus setup without serial cable

I've never used a cisco switch. On the used 3048t i just got, there's a dedicated management ethernet port on the back, so i was blindly assuming it would just accept a dhcp address and give me ssh, telnet or at least a webinterface. It does send…
aep
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Configuring NUT for old serial connected UPS (Tripp-Lite)

I have an old Tripp-Lite UPS (SU2200RTXL2UA) which I need to communicate with via it's RS232 Port (this model doesn't have a USB port). I'm trying to figure out which Serial NUT driver would be most appropriate to receive communications from this…
Jason O
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TTL/UART communication issue

I have (an awesome) Onion Omega2+ SBC and an A9G GPS/GSM module. The module has two UART ports. I can easily read data from the UART_GPS but for some reason I cannot communicate with the UART port for the GSM chip. When I connect it to my Mac…
Radek Suski
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Using Serial to RJ45 cable to connect to a 3Com switch

I have always use a serial to serial port or serial to usb to connect to switches. Normaly they came with RJ45 to usb cable in cases when I had a RJ45 cable to serial. But now I have 3Com switch that apparently only came with Serial to RJ45 cable…
Juan Diego
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DB25 printers to pc

If computer has a single parallel port then how can I connect three paralel printers on this pc ? Print Server seems a solution but seems expensive.However these printers might be far away.Is there any other way like some kind of switch for these…
user170481
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