Currently, there are three main types of light sources for car headlights on the market: halogen, xenon and LED headlights. Halogen headlights are the main element of car light fillers, and the main e...
Unboxing and hardware learningUnboxingThe bright red circuit board looks very pleasing, and the overall design is divided into two parts, separated by a cable in the middle.Hardware LearningThe hardwa...
In response to media reports that more than 90 researchers from the Institute of Nuclear Energy Safety Technology of the Chinese Academy of Sciences (hereinafter referred to as the "Nuclear Safety Ins...
[Anxinke new product release] Realize offline voice solution in 7 days, making smart home control "just talk instead of hands"VB-01/VB-02 is an offline speech recognition AI module developed by Shenzh...
As shown in the figure below, the working principle of U2323 is: UIN outputs high level at GATE in the range of 6V~14V. The current flows out through the MOS tube of Q5. The problem is that Q5A has no...
#ifndef __IIC0_H_ #define __IIC0_H_ #include "common.h" #include "delay.h" //Specified status during IIC communication #define STATUS_SENDSTART 0X08 //Start condition has been sent #define ST...[Details]
There are usually two ways to achieve delay: one is hardware delay, which requires the use of timers/counters. This method can improve the CPU's working efficiency and achieve accurate delay;...[Details]
The radio has just been debugged, but the signal is not very good yet. The radio module uses the TEA5767 chip and LCD 1602 display. Enthusiasts can download and debug it by themselves. Can manually ...[Details]
Foreign media reported that a Chinese startup that sells facial recognition systems to police officers is valued at more than $1.5 billion, which is enough to show that facial recognition technolo...[Details]
For home appliance maintenance personnel, a maintenance power supply is essential. However, a professional maintenance power supply is quite expensive. If the power supply is properly improved, a s...[Details]
With the continuous advancement of automobile technology, the wireless charging function of mobile phones has gradually been widely used in automobiles. Most luxury cars ranging from million yuan to...[Details]
An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
Zhiyong Current Probe CP8000 series is a high-frequency current probe that can measure DC and AC simultaneously. Its features include: high bandwidth, which can accurately and quickly capture current...[Details]
Recently, the "arms race" of mobile phone hardware seems to have started again. Brands such as Redmi and Realme have successively announced that they will be the first to release mobile phones ...[Details]
Testing technology is the only engineering technology that runs through all stages of the product life cycle. The core technology of testing is software, which is the key to realizing commercial of...[Details]
With the development of LED display screens, various interface definitions have appeared on the market. Due to the widespread popularity of single-color and double-color LED display screens, the wir...[Details]
【Reference】Wei Dongshan's teaching notes
1. Program framework
1.1 Touch screen:
main press thread, sent to display process through socket
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Package ev...[Details]
OnePlus Nord 2T was spotted on TRDA and GFC certification websites ahead of its launch. The name and model number of Nord 2T have been confirmed. The device will be equipped with a 50-megapixel ...[Details]
Figure 5 illustrates the concept of parallel instruction fetching and execution determined by the Harvard architecture, as well as the register file that can be accessed quickly. This is a basic pipe...[Details]
On October 24, Bloomberg reported yesterday that Arm plans to cancel the license that allows its long-term partner Qualcomm to use Arm intellectual property to design chips.
Today, analy...[Details]
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