Lesson 13: Writing LED Driver Program [/align][align=left][font=宋体]1.LED driver is a character device. We enter the character device driver directory of the Linux kernel and edit it. [/align][align=le...
Goodbye 2019, hello 2020! In 2019, I found my own direction of struggle. Because of this direction of struggle, I got to know the Electronic Engineering Welfare Club. In the Electronic Engineering Wel...
[i=s]This post was last edited by KJGL on 2020-4-18 09:18[/i]At first, I followed the tutorial and when I updated the firmware in the APP, the Bluetooth connection with the board was disconnected. I q...
[align=left][font=宋体]The manual of the development board says[/font]:[/align][align=left][/align][align=left][/align][align=left] [/align][align=left][font=宋体]When I enter these two commands in the hy...
I would like to ask whether the EX0 bit in the IE register of the 51 single-chip microcomputer and the IE0 bit in the TCON register are repeated. From the information in the figure below, aren't these...
When I first installed the driver, it showed as follows. Later I uninstalled the above driver and installed the new driver according to others' instructions, as shown below. Later I felt that it was n...
There are many different ways of human-computer interaction. The more common ones are listed below:
Mouse interaction: Using a mouse to operate a computer and interact was the most common human...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
On August 22, Lantu Motors officially launched its Lanhai Intelligent Hybrid technology via an online livestream. This intelligent hybrid technology, which integrates a full-range 800V high-voltage...[Details]
As the scale and business applications of national e-government networks continue to expand, the data and services transmitted over them are becoming increasingly sensitive and critical. To protect...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Normally, we determine our location and where we want to go by comparing our surroundings with observation and simple GPS tools. However, this kind of reasoning is very difficult for self-driving c...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
In industrial production, many different controllers are often used, such as those for pressure, flow, electrical parameters, temperature, and sound. However, due to the limitations of the on-site ...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
The number of new energy vehicles in use is increasing, and there are multiple choices available. New energy vehicles can be divided into hybrid and pure electric, and the types of hybrid include m...[Details]
introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]
On August 19, according to foreign media Cyber Security News reported yesterday, a cybersecurity researcher discovered that hundreds of publicly accessible TeslaMate installation programs are leaki...[Details]
We often notice that some safety light curtains have EDM function. What does EDM mean here? What is its function?
The full name of EDM is External Device Monitor, which means external device m...[Details]