1. E53_SF1 expansion board and its driverabout E53 standard interfaceThe E in the E53 interface standard is taken from the first letter of the English word "Expansion". The size of the board is 5×3cm,...
The main function I want to achieve is to use a single lithium battery to power the system, and then use TPS61200 to stabilize the voltage to 3.3V. During the test, a voltage regulator was used to sim...
Last time, I successfully made a low-power (15W) flyback switching power supply for mass production, which greatly increased my confidence. This time, I made a higher-power (=50W) flyback switching po...
In the first chapter, the iROM, startup mode, source code composition, etc. of Xunwei 4412 are introduced; in the second chapter, uboot compilation, etc. are introduced. Through the detailed analysis ...
Using the I2C Bus
Judging from my emails, it is quite clear that the I2C bus can be very confusing for the newcomer. I have lots of examples on using the I2C bus on the website, but many of these are ...
Today I found some learning materials about [Qinheng RISC-V core CH582] and shared them as follows:
1. As one of the development tools of Miheng RISC-V CH582 series, MounRiver is very easy to use and ...
Recently, vivo officially released its self-developed ISP chip named "V1" at an imaging technology sharing conference, which caused heated discussions in the industry. One of the most discussed topic...[Details]
Redmi officially announced that the global sales of the Note 7 series mobile phones have exceeded 15 million units. In order to express gratitude to users, the 6GB version of the "Little King K...[Details]
Background When I was refactoring the code recently, I found a memory bug. I didn't have time to record this problem at the time, so I will just record it briefly this time. Problem Description Aft...[Details]
The global chip shortage problem has not been solved, and the wafer fab capacity is in short supply, which has also led to strong demand for back-end packaging and testing. However, the tight supply ...[Details]
In recent years, dust has become one of the key factors of air pollution. Air pollution prevention and control is an important part of environmental protection. To fundamentally improve air quality, ...[Details]
“Global science and technology is facing huge opportunities and challenges, including global warming, new energy, health, Internet, artificial intelligence, aerospace, electric vehicles and other fi...[Details]
This article takes intelligent buildings as the application background and introduces a highly versatile portable multi-parameter environmental monitoring instrument. It uses the MSP430F437 ultra-low...[Details]
According to electrek, Tesla is working with TSMC to develop HW 4.0 autonomous driving chips, which will be put into mass production in the fourth quarter of 2021. As early as 2016, Tesla began to fo...[Details]
With the official launch of iPhone 11, Caviar also quickly launched its own customized models, with two versions available: iPhone 11 Pro Titanic and iPhone 11 Pro Vostok-1. As a Russian personalized...[Details]
On July 21, according to the Economic Daily of Taiwan, Hon Hai Group announced on the 20th that it had signed a memorandum of cooperation with NXP to jointly develop the next-generation intelligent ...[Details]
According to foreign media reports, a multi-functional transparent film that can be used in 5G communications, smart buildings, autonomous driving and other fields has been commercialized in South Ko...[Details]
The intelligent thickness gauge studied in this project is a complete solution based on a single-chip microcomputer, consisting of a main controller, a measuring sensor, an AD conversion module, a li...[Details]
The structure of the float level gauge is mainly designed and produced based on the principles of buoyancy and static magnetic field. What are its characteristics, applications and selection princi...[Details]
Not long ago, Samsung released the Galaxy SmartTag tracker, a product similar to AirTags, ahead of Apple. The market for smart tags based on UWB positioning technology is already in full swing. When ...[Details]
We’ve already seen that improving the efficiency of an electric vehicle’s powertrain can increase its range. Aside from purely mechanical solutions, such as using larger (or multiple) electric moto...[Details]
Programming Basics
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