2,447 questions
Advice
0
votes
0
replies
58
views
Communication and signal processing
Im looking in online to practice for communication and signal processing to learn and master it.
in field of information theory and coding, wireless communication and signal processing. It will be ...
Advice
0
votes
2
replies
68
views
USB Low Speed bandwidth?
I have an embedded system where 2 microcontrollers communicate over Full Speed USB bus. The host is an iMX RT1060, the device is an LPC55S69. From EMI standpoint it would be beneficial to use Low ...
- 2,804
0
votes
0
answers
76
views
macOS System Extension XPC Connection Fails Silently: NSXPCListener Delegate Never Called
In macos 12.7.6
I'm developing a macOS Endpoint Security system extension (using SystemExtensions and EndpointSecurity frameworks) and a host app.
The extension loads and runs (confirmed via ...
- 524
-1
votes
0
answers
66
views
Arduino Mega (Master) reads old Wire Communication data from slave (esp32 dev module)
I am using the Arduino IDE for uploading and compiling code for these microcontrollers.
These two sketches should send a serial monitor input from the user of the master to the slave and then the same ...
0
votes
0
answers
130
views
NRF24L01 communication between Raspberry Pi 4 and Raspberry Pi Pico (MicroPython) not working
I’m trying to set up wireless communication using two NRF24L01 modules. I’m using a Raspberry Pi 4 Model B as the receiver using the pyRF24 Library and a Raspberry Pi Pico with MicroPython as the ...
- 11
-1
votes
2
answers
192
views
How do i comunicate between Threads Using Queues(janus)?? In Python [closed]
I'm building a multi-threaded system where:
One thread connects to a WebSocket, processes live kline data, and
queues symbol-interval keys for processing.
Another thread runs multiple async workers ...
- 1
2
votes
1
answer
155
views
Is postMessage still the correct way to send data from a React Native app to a Web App using WebView?
I am developing a mobile application with login features using React Native. Inside the mobile app, I render a Next.js (React) web application using WebView.
To pass user data from the React Native ...
- 21
0
votes
0
answers
45
views
finalfit Interaction Model or_plot
I don't understand why the finalfit library does not allow both the main effect and its interaction to be in the same model for the or_plot function. Below is a fake dataset to show that it works when ...
- 3
0
votes
1
answer
32
views
Google cloud server to server communication results in status 401 although services are authorized
I want to call my backend service 'azhbackend' from my web application 'azhverwaltung' within google cloud run environment.
Both services have service accounts in Google cloud.
Azhbackend requires ...
1
vote
1
answer
75
views
IT++ and Matlab randomness
How can I get the same random results in IT++ and Matlab?
For example, the default random generator algorithm in Matlab is "twister" which is "Mersenne Twister" with the keyword ...
- 21
0
votes
0
answers
52
views
MPI Collective communication along axes with uneven data distribution per rank
I am attempting to implement a method in MPI for a well established particle simulation program that involves image processing. The program runs a loop for millions of iterations that performs a ...
0
votes
0
answers
57
views
MQTT Connection in Docker Container
I have a Docker Compose File, which creates multiple Containers.
One container wih the mqtt broker:
mqtt:
image: eclipse-mosquitto
hostname: mosquitto
container_name: mqtt
restart: ...
- 1
1
vote
0
answers
28
views
Issue with ei_connect_xinit and Alternative Approaches for Establishing C-Node Connection
I’m facing an issue while connecting a C-node to an Erlang node using the ei library. The C-node is created successfully using the open_port/2 function, and I am able to spawn the C-node process. ...
0
votes
0
answers
197
views
Communication ProfiNet protocol and windows application
I use the S7 library to communicate with the PLC. When I try to read or write a single variable, at times, the system crashes. What is a better solution in this use for reading or writing a few ...
- 1
1
vote
0
answers
44
views
Pic16F15313 and ESP8266 only getting an error response
I'm just trying to send a simple AT command but only getting back error responses indicated by my LED flashing twice. ESP8266 document tells me I should be using 115200 for the baud rate. My power ...
- 33