After I connected my board to the PC and installed the driver, I also found the board under the PC hardware, proving that the driver was installed. I can send data to each other through the serial por...
I use 149 serial port, use MAX3222 chip to drive RS232 to connect with computer, use timer to send serial port data regularly, the sending is normal, but the receiving interrupt cannot come in.May I a...
When running the routine in 430, I can enter the interrupt under SIMULATOR. After connecting the board, the program can be downloaded and run, but it cannot enter the interrupt. Is there any setting r...
Dear Sir, I have collected some information about CATL and sent it to you so that you can have a deeper understanding of the company. Please see the attachment. The work location is Shanghai Caohejing...
I want to use absolute addresses in C51 like assembly, but I don't know how to define and use them? Assembly: ORG 4000H DB: ． ． ． ． ． ． ； DB: ． ． ． ． ． ． ； I don't know how to apply this?...
[align=left][font=Helvetica Neue, Helvetica, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif][color=#3e3e3e]Now it seems that more and more companies have received lawyers' letters from AD compan...
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
On August 25th, TSMC, the world's leading contract chip manufacturer, attracted significant attention for its decision to build a chip manufacturing facility in Arizona. TSMC primarily manufactures...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
On August 21, it was reported that Intel's new generation of AI chip Jaguar Shores was recently exposed for the first time.
According to photos shared by Andreas Schilling, the Jaguar Shores t...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
At present, the most troubling thing about pure electric vehicles as new energy sources is not only the range anxiety, but also the disadvantage of long charging time. At present, ternary lithium b...[Details]
Using an electronic load is like thinking of it as a resistor that dissipates the power supply's output. The most straightforward mode is the CR constant resistance mode. In this mode, by setting a...[Details]
Most electric vehicles currently lack a gearbox, only a single-speed reduction gearbox. This includes Teslas, but that doesn't mean electric vehicles don't need a gearbox. Thanks to the constant to...[Details]
Anyone who has driven a pure electric vehicle will find that it starts much faster than a fuel vehicle. So why do pure electric vehicles start so quickly?
We all know that an engine's to...[Details]
The field of AI is constantly evolving. We are witnessing a profound shift from the era of "generative AI" to the era of "agent AI." This transformation has the potential to reshape industries an...[Details]
Recently, Shenzhen Ruixin Intelligent Medical Technology Co., Ltd. (hereinafter referred to as Ruixin Medical) released a fully automatic AI vascular interventional surgical robot, marking the begi...[Details]
Embedded System
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