I recently made a recording circuit, and there is a squeaking sound in the sound. Can you please help me see if it is white noise or the noise of the op amp? The attachment is the recorded audio, than...
[font=宋体][size=12pt]The basic functions of the control system are as follows:[/size][/font][size=12pt][/size] [size=12pt]1[/size][font=宋体][size=12pt]. Flow display function[/size][/font][size=12pt][/s...
When I was using littlevgl, I felt uncomfortable without touch control, but most of the screens below 3.5 inches are resistive touch screens, so I thought that esp32s2 has USB and can simulate touch s...
[i=s]This post was last edited by Youth is Best on 2021-1-27 15:43[/i]I posted a post about WIFI network configuration this morning. Now I will continue to update it. After 8266 is successfully config...
I'm learning embedded systems recently. I've embedded an msOS on a 51. Its task flow is like this: after receiving a new task, it returns to the breakpoint from the interrupt to continue the unfinishe...
Recently, we have successfully implemented the migration from WinCE5.0 to WinCE6.0 on the 2440 development board developed by our company. If you want to play with the WinCE6.0 development board, plea...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
Is pure electric vehicles a false proposition for long-distance driving? At least from my personal perspective, based on current technological and infrastructure standards, I believe so. Below, I'l...[Details]
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
Topics: Bring Your Own Device (BYOD) trends; the impact of using employees' own mobile devices to control access to work facilities and equipment on information security; and ways to securely imple...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
introduction
In recent years, multi-touch has emerged as a new alternative to traditional human-computer interaction. It eliminates the need for keyboards and mice, enabling simultaneous inter...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
The intelligent
dust monitoring system intelligently monitors dust concentrations at and around construction sites. All concentration values are transmitted to a cloud server for
cloud co...[Details]