I found some information on the Internet about using directshow. According to the above code, an error occurred when running. private object CreateComObj(Guid ClsID) { object com = null; try { //Gener...
Modesim仿真出现的错误# ** Warning: (vsim-WLF-5000) Waveform log file vsim.wlf currently in use.# File in use by: haohaoHostname: haoProcessID: 1164#Attempting to use alternate file "./wlfth4n9zg".# ** Warnin...
Hello everyone, we are learning microcontrollers and embedded systems. The teacher asked everyone to design an interesting or practical work. I have been thinking for a long time, but I don’t have any...
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Tools/Materials
Yitong Chuanglian MODBUS to PROFIBUS Gateway YT-PB-03
Siemens s7-300
This article describes how to configure the YT-PB-03 MODBUS to PROFIBUS gat...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
This new standardized, pre-integrated computing platform is designed to accelerate chip development, reduce development costs, and provide scalable software to power the AI-defined car.
...[Details]