Questions tagged [communication]
Communication is the activity of conveying information.
communication
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What would be a good way to establish communication between servers with a queue?
I'm looking for a decentralized way to exchange messages (JSON) between two linux servers. The difficult thing is making sure the messages arrive in case of an outage. Its crucial, that no message ...
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How to communicate between a web application in a browser (e.g. FF) with a Windows application?
We have a large web application that runs in any modern browser. For specific functionality (which cannot be done in a browser), it would be useful to have a native Windows application complementing ...
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HTTP POST (or PUT) requests longer after response in ESP32
I'm making project like RC car on coupled STM32 and ESP32 as co-processor. Now I'm trying to use POST/PUT requests of HTTP to turn on/off LEDs on my module, but I have problem with analysing and ...
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TMS320F28379D Inter processor communication issue
I am working on TMS320F28379D in which I am trying to achieve inter processor communication. And its also working when I try to read data which is send by CPU1. CPU2 Reads same data from 2 location. ...
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Need help figuring out how to successfully communicate with simple Bluetooth Ble Button through UUID
Im currently working on an app which needs simple communication between a bluetooth button (basically a selfie button) and the connected phone through the app. Now, i can connect normally with my ...
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I am having trouble generating vhdl code from my matlab script using hdl code generstor in Matlab
I'm trying to generate a vhdl code using the HDL code generator in Matlab.
I have a matlab function and its test bench.
This is the matlab function:
function [received_signal_real, ...
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How to calculate transmission delay
I found that there are two formulas that can be used to calculate transmission delay.
The first is datasize/bandwidth, and the second is datasize/transmission_rate.
So which one is correct? Or why are ...
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not able to send command to EtherCAT slave
i have written code for slave using SOEM library at the output terminal it has shown is it initialized and configured and all those things but it is not able to send command to slave which is blink ...
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Android ndk-vsomeip configuration file
In someip android example in internal_android.hpp file there is a variable named VSOMEIP_ENV_CONFIGURATION
enter image description here
i set an environment variable for the configuration file .json ...
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Method to validate the Digest authentication process
I'm receiving data through the camera. Fortunately, this camera supports both MD5 and SHA256 for Digest authentication. Consequently, I became curious to inspect packets for both SHA256 and MD5. I was ...
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STM32F4 EtherNet/IP library
I'm looking to use an STM32F407I for EtherNet/IP protocol communication with some industrial motors and sensors.
I cannot seem to find a library that would help me do that for my STM32F4.
I found this,...
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I setup a serial communication with a gas analyser but i get question mark in place of hexa value
I am using Node Serial Port to read a gas analyser. However, there are unexpected characters (????) in the data returned. How can I fix or troubleshoot this problem?
Data I received:
T-0 0.05 1.20 ...
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Random ESP-NOW sending failure, fixed by wrapping paper/hand, but why?
I am working on wireless data transmission between three ESP32 modules (ESP32-WROOM-32D with PCB antenna) by ESP-NOW (a derivative of WIFI). They are within 0.5 meter apart and are blocked by some ...
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How to read/write the same character from/to a serial port
I am writing a character to a serial port and reading the same character from it. But I am not able to read the same character which I sent, I'm getting different characters.
#include <...
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Does WebRTC work with symmetric NAT while both peers are in the same local network?
Should peers be able to connect via WebRTC while they are on the same network, but behind a router with symmetric NAT? In this case there is no need for the ICE server, so there should be no problem ...
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