My test program calls: bRet=ReadFile(hDevice, buffer,4, &ulRead,NULL); buffer is a pointer of ULONG type. Since the length in ReadFile refers to the number of bytes, it is followed by 4. The value of ...
Can ZigBee use PWM to control the dimming of an external bulb? I saw the ZigBee PWM dimming code is to control the LED dimming on the ZigBee board, so how to adjust the dimming of an external bulb? Do...
What are the standard crystal oscillator of XT2, ceramic oscillator, and external digital clock source of LFXT1? I read this in a book. I wonder if the crystal oscillator used in 51 can be used? In ad...
I saw that Renesas is still the sponsor this year. I am afraid that they will specify a single-chip microcomputer again, so I have to choose a Renesas single-chip microcomputer to see. Do you have any...
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
Electric vehicles will revolutionize transportation, changing fuel consumption, carbon emissions, costs, maintenance, and driving habits. Currently, a major selling point for electric vehicles is t...[Details]
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With the development of society, people's requirements for the quality of refrigerated and frozen foods are constantly improving. The changes in food appearance and nutritional co...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
With the improvement of China's supporting infrastructure and the accumulation of technology and capital, demand for industrial automation and intelligent applications of machine vision technology ...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]