（一）Littlevgl
LittleVGL based on the MIT protocol can be freely used in various DIY and commercial occasions without worrying about copyright issues. Its style is more friendly and smooth.
In addition,...
The inductance of the reference circuit in the data sheet is 10uH. How should I choose the inductance?
From the information I checked online, I saw that inductors come in shielded and unshielded varie...
How to read and write the internal EEPROM of LPC4357? Can it be programmed to read and write? Is there anyone who can do the relevant work and verify it? Please discuss the price in detail. If you are...
Driven by multiple third-party IP cores, external interfaces, and low-power designs, billions of gates of application-specific integrated circuits (ASICs) now have dozens or even hundreds of asynchron...
gcc common options How to use gcc: gcc filename -v: Check the version of the gcc compiler and display the detailed process of gcc execution -o: specifies the output file name as file, which does not...[Details]
On March 8, Samsung announced that the Galaxy S22 Ultra won the Guinness World Record, becoming the industry's first Snapdragon 8 flagship phone to win the Guinness World Record. It is report...[Details]
1. Introduction Compared with traditional linear power supplies, switching power supplies have inherent advantages such as small size, light weight, and high efficiency. Therefore, in recent years, ...[Details]
The U.S. Patent and Trademark Office published a patent application from Apple relating to an updated version of the Apple Pencil that can be connected to an iPad Pro for charging. Apple's invention ...[Details]
ILI9235 LCD screen The ILI9325 has a 16-bit index register (IR), an 18-bit write data register (WDR), and an 18-bit read data register (RDR). GPIO initialization, just look at the circuit diagram to ...[Details]
# 1. Data and software preparation ### 1.1 Hardware Preparation W806 development board, USB to serial cable ### 1.2 Software Preparation 1. Compilation software for Windows: C...[Details]
A communication method that uses radio waves to transmit information. It can transmit sound, text, data, and images. Compared with wired communication, it does not require the construction of tran...[Details]
It plays an important role in serving the country's major needs, leading the development of the national economy and ensuring national defense security, and is known as the "pearl on the top of...[Details]
LED backlight technology: Technically speaking, there are two main types of LCD TVs: side-lit and direct-lit. Although both technologies have their own advantages, considering the cost and other as...[Details]
An announcement released by Giant Network on the evening of September 19 revealed that in June 2018, Jack Ma sold 0.0899% of Ant Financial's shares to Shi Yuzhu at a price close to 60% off, for RMB 5...[Details]
When the touch screen driver is not implemented using the input subsystem, it is not much different from the ordinary character device driver. You just need to follow the steps of the touch screen an...[Details]
What is dead time? To understand the source of dead time, you need to have a basic understanding of the structure of a digital oscilloscope. The typical block diagram of a digital oscilloscope is sh...[Details]
How to find the best test cable
among many choices
? Era Microwave Systems introduces you to an ideal choice designed for production testing and laboratory applications - SilverLine test cab...[Details]
TSMC continues to promote high-end processes, driving demand for related semiconductor equipment and testing equipment. Advantest, a major semiconductor testing equipment manufacturer, said that next...[Details]
A common problem encountered in electronic design is the testing of the transmission characteristics of the circuit under test (DUT). The transmission characteristics here include gain and attenuat...[Details]
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