184 questions
Tooling
1
vote
1
replies
83
views
How to interface a DAC pin from an STM32 to output 4-20 mA current?
I am trying to go from theory to implement a DAC output in industrial measures, but using OPAMP alone.
Is it effective to turn voltage to current using the OPAMP alone? I am a beginner at turning from ...
- reputation score 1
Score of 0
0 answers
47 views
How do I maintain DacFx/Sqlpackage versioning lock-step with old-style sqlproj?
Without VS 2026 tooling for new SDK-style sqlproj and VS 2022 tooling still being preview and incompatible with legacy SSDT, I am left with having to maintain some legacy old-sqlproj projects.
I want ...
- reputation score 8096
Advice
0
votes
7
replies
167
views
Serial communication using binary
I have inherited a DAC that outputs voltages given serial commands (these commands go from the RS-232 port through a serial-to-fiber converter to the device). To get off the ground with it, I have ...
- reputation score 3
Score of 0
0 answers
98 views
STM32G4 DAC DMA Callbacks Not Firing (HAL_DAC_ConvCpltCallbackCh1 / HalfCplt)
I'm working with an STM32G431KBUx and trying to output a waveform via DAC1 using DMA and TIM6 as trigger (TRGO).
However, the DMA callbacks HAL_DAC_ConvCpltCallbackCh1 and ...
- reputation score 85
Score of -1
1 answer
170 views
How to use the DAC output on Arduino Nano 33 iot [closed]
I use the Arduino Nano 33 iot in my project. I am measuring a value from a sensor, and I want to convert that value to an analog signal to drive an external analog device. (0 to 3 volts for example).
...
- reputation score 83
Score of 1
1 answer
180 views
How to correctly use wiringPiSPISetupMode for MAX5144 DAC IC on SPI1, CS1?
I am working on interfacing the MAX5144 DAC using SPI communication on a Raspberry Pi (SPI1, CS1). Below is my main program and my SPI testing program.
The main program initializes the DAC and sets ...
- reputation score 23
Score of 0
0 answers
105 views
DAC and DMA Not Outputting on PA4 on STM32L432KC
(my code is below)
I am trying to output an analog wave out of PA4 on the STM32L4 MCU, using DMA and a DAC. Ultimately, I will pass in audio data into the MCU through I2S and use DMA and the DAC to ...
- reputation score 1
Score of 1
1 answer
164 views
Outputting a Triangular Waveform from a DAC Output Pin at a rate of 77khz on an stm board
I am currently working on an stmG474-re development board and aiming to use dac1 channel 2 to output a triangular waveform at a frequency of 77khz with the high resolution timer but struggling to ...
- reputation score 13
Score of 0
1 answer
156 views
DacDeploy ScriptDatabaseOptions option is ignored during deployment
I have written a tool to update multiple databases as part of our DEVOPS CI/CD pipeline. This tool works without issue.
We are migrating host platforms for our SaaS product, and as part of this, I ...
- reputation score 2128
Score of 0
1 answer
50 views
How to create a for loop program that can change middle values flexibly?
I am a beginner. Just yesterday, I asked about how to create a flexible signal output. I found an answer and received a lot of input as well. My solution was very simple, using just one for loop, ...
- reputation score 9
Score of 1
1 answer
652 views
orange pi lite pcm5102 i2s [closed]
Good people, please tell me how to connect pcm5102 to orange pi. I'm trying to connect https://www.ozon.ru/product/i2s-interfeys-pcm5102-dac-decoder-gy-pcm5102-i2s-modul-dlya-raspberry-phat-867322416/ ...
- reputation score 41
Score of 0
1 answer
93 views
Acumatica customization that copies the UDF from sales order to shipment and to the invoice
I am looking for an extension that allows the system to copy user-defined fields from sales order to shipment when I create a shipment and from the shipment to invoice when I create an invoice
I have ...
- reputation score 1
Score of 0
0 answers
209 views
How to achieve a gradual change in frequencies for a sweep (chirp) signal on STM32F4?
I am generating a sweep signal (a sine wave whose frequency increases over time) on STM32F4 Discovery board by using a look-up table and changing the Prescaler value of TIM2. Unfortunately, the ...
- reputation score 11
Score of 0
1 answer
435 views
Using SqlPackage .NET 6 edition. How to specify Data/Log file paths? [closed]
I am forced to use the .Net 6 version of SqlPackage.exe to import a bacpac file.
I have looked over the documentation here https://learn.microsoft.com/en-us/sql/tools/sqlpackage/sqlpackage-import?view=...
- reputation score 396
Score of 0
1 answer
251 views
MCP4725 returns HAL_BUSY after first loop
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
****************...
- reputation score 3