1. OLED displays ASCII.
(1) Create ASCII dot matrix code.
I used the software PCtoLCD2002.exe to generate the ASCII dot codes. I put them into a two-dimensional figure, saved them in a font.h file, an...
First, an unboxing photo:When I use the onboard downloader to download, the following error occurs. The onboard downloader seems to support jtab and sw modes, and I have tried both. The program does n...
I just entered the power supply circle. During my internship, I did push-pull. I boosted 18~36V to 450V for stabilization. I added an inductor at the back end, but the spike was very large. I added an...
3G debates are raging . Now, there are two different voices in the industry: one is from the operators and application technology experts, who believe that 3G technology is obviously out of touch with...
The most ideal radio frequency grounding system is to set up the radio station on the salt water surface and use the metal plate soaked under the water surface as the ground. Mobile stations on th...[Details]
High voltage DC power supply system solution 1
The AC input, rectifier circuit, battery, and charger of high voltage DC power supply scheme 1 are the same as those of rAC power supply syst...[Details]
1 Introduction In the mid-1960s, American scientist Maas conducted a large number of experimental studies on the charging process of open batteries and proposed an acceptable charging curve for b...[Details]
There are usually several methods for measuring ground resistance: two-wire method, three-wire method, four-wire method, single clamp method and double clamp method. Each method has its own character...[Details]
!E XXXXX.X(XXXXX): illegal character `\0243' !E XXXXX.X(XXXXX): illegal character `\0273' Error analysis: A Chinese semicolon appears at the specified position in the code Solution: Replace Chines...[Details]
Platinum temperature sensors have high accuracy and stability, and have good linearity between -200℃ and 600℃. Generally speaking, the temperature coefficient of platinum resistance temperature sensor...[Details]
1. Introduction
Homemade LED electronic clocks can be seen in many electronic newspapers and magazines, but most of them need to reset the time and other parameters after power failure, which bring...[Details]
1 CAN Bus Overview
CAN (Controller Area Network) bus is a controller area network, which is one of the field buses. It is a bus-type serial communication network designed by Bosch of Germany fo...[Details]
Practical application systems often require high-precision measurement, and must also perform real-time and rapid control to improve their development efficiency. For this reason, people often use hig...[Details]
On May 20,
Xpeng Motors
held a 520 AI DAY press conference with the theme of "Opening the AI Intelligent Driving Era", sharing the latest progress of AI technology and announcing the full...[Details]
At present, the VGA interface is an important standard output interface in computer systems and intelligent instruments, but most hardware systems choose LCD terminal output. Many display devices, su...[Details]
According to a recent report from the American Physicists Organization website, scientists from Paris Descartes University in France have recently developed a three-dimensional imaging technology t...[Details]
The evolution of performance is part of the development path of smart cockpits, and the leaders must be the industry-leading suppliers of smart cockpit-related components - such as the Yanfeng XiM21 ...[Details]
1. Advantages of using DMA and request sources supported by DMA 1. The advantage of DMA is that it does not require CPU intervention during data transmission, which can greatly improve the CPU's wo...[Details]
1. Hardware Solution This design uses a single-chip microcomputer as a data processing and control unit. In order to process data, a photoresistor is used to sense the change in light intensity. Afte...[Details]
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