Dear seniors, I would like to ask a question. When I was designing the drive circuit for Infineon's IGBT module, I did not figure out the problem of high voltage insulation. The IGBT is a 1200V/75A si...
I want to read data from a barcode scanner connected to a USB port. I found its physical device name in its device manager as \Device\USBPDO-10. However, I used hDevice = CreateFile(TEXT("\\\\.\\Devic...
I wrote 4 sets of data into AT24C64, writing 8 bytes continuously each time. As a result, the first three sets of data were correct, but the fourth set of data was read out differently than when it wa...
GPIO Port Overview TMS320VC5510 provides 8 dedicated general purpose input/output pins IO0~IO7. The direction of each pin can be independently configured by the I/O direction register IODIR. The input...
1. Tasks are divided into single execution, periodic execution, and event-triggered tasks. A detailed introduction to the three categories. 2. Principles and methods for allocating priorities in tasks...
I'm currently copying a board, and I don't know what this chip is, and I can't find it online. Can anyone with experience tell me what this is?
There is also a 12-pin square chip model BSV 8CK A15F[[i...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
PCB Design
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