All Questions
33
questions
0
votes
3
answers
97
views
How do I convert a structure's data to the character data type and fill it in an array for UART transmission and reception?
I am trying to solve the following problem where I am supposed to send the data of a structure from one micro-controller to another using UART.
The problem statement is as follows:
Write a sample ...
0
votes
1
answer
76
views
MSSP setup on PIC16F18313
I am new to using PIC16F18313 and having some difficulty setting up the MSSP module. I am using PICKit 3 on Windows 10 with MPLAB X IDE v5.40 and XC8 compiler v2.41.
The IC has pullup resistors 4.7k ...
- 169
0
votes
2
answers
110
views
Connect to embedded device through serial, possible and how?
I have a device with embedded linux. I need to access the CLI of this device, and found a RS232 port in the motherboard. Can I access CLI with putty, using this RS232 port?
- 11
0
votes
1
answer
76
views
What is expected error rate and drop rate on ST-Link VCP USART?
What is expected error rate and drop rate on ST-Link VCP USART?
On the Nucleo STM32F446RE, my code reads the USART VCP (of ST-Link) and echoes it back. It uses DMA, FreeRTOS, and FreeRTOS queues (...
- 1,135
0
votes
0
answers
41
views
I2C issue communicating with an analog to digital converter mux ADS1015 through TCA9548A I2C multiplexor
I am using a Raspberry Pi Zero 2 to talk through a TCA9548A to multiple ADS1015, each ADS1015 is on a separate SDA/SCL channel of the TCA9548A. I am able to scan all channels and see the active ...
user298907
6
votes
4
answers
1k
views
Do you have to use the same transceivers for RS422 at both sides of a link?
If I have two boards connected via RS422, do the same transceiver ICs have to be used at either side, or is it sufficient to have logic level voltages be the same even using different model ICs?
0
votes
2
answers
1k
views
What communication protocols are used with mobile displays?
I have been researching the communication protocols used between the motherboard/processor of touch screens used in phones and smart watches for a while, but I couldn't find much.
Generally, ...
1
vote
1
answer
798
views
Corruption(?) of the Raspberry Pi Pico's UART characters with the C SDK
I'm making a remote controlled machine using a Raspberry Pi Pico to drive the motors and read some sensors, and a Raspberry Pi 4 to send commands to the Pico via serial and host the web interface.
I ...
- 195
1
vote
1
answer
667
views
Unable to install MCP2221 Driver on Win10 64bit OS
I use this PIC32MZEF board - https://www.microchip.com/DevelopmentTools/ProductDetails/dm320007. It needs MCP2221 driver tobe installed for UART communication with PC.
I downloaded from official ...
- 83
1
vote
1
answer
462
views
RS-485 module not transmitting LF and CR
I am working on a project that involves two ATMEGA328p MCUs communicating over long distance (between two floors of a building). One is master and the other one is slave. The master always initiates ...
- 11
3
votes
1
answer
1k
views
Unable to display UART character data sent from STM32F407G Discovery Board (TX) to Ubuntu(or Raspian) on Rasperry Pi 3 Model B (RX)
Solved. The problem was a bad board & then appending extra "\n" in the output after reading from via "C".
I'm trying to send data via UART from STM32F407G Discovery Board ...
- 93
0
votes
1
answer
192
views
I2C: How does the Master recognize an ACK from a specific slave?
I just started learning about serial communication protocols. So I understand there are only two lines connecting a master and many slaves
Master broadcasts the start condition then the slave address ...
- 521
0
votes
1
answer
63
views
Send Serial data and Ethernet data both over WiFi [closed]
we have to make an upgrade in the system which currently uses
serial communication using RS 232 which is wired(obviously).
send video data via ethernet.
So now we want to add send both the data over ...
1
vote
2
answers
247
views
Sensor data transmission without using a microcontroller?
What is the most traditional approach to getting sensor data onto a radio from an embedded device pcb that doesn’t utilize a microcontroller?
Up until now, we’ve been utilizing a convenient firmware ...
- 73
0
votes
1
answer
660
views
Why is a LIN cluster limited to 16 nodes?
It says everywhere that a LIN network can be made up of at most 16 nodes (1 master node and up to 15 slave nodes). The id field however is 6 bits long allowing for more than 15 slaves to be addressed. ...
