When porting dm9000a to pxa270, I used the dm9000a driver from Youlong. I found that the driver died when it executed DeviceReadPort. The chip select signal was high at the beginning, but it was alway...
Compared with lead-acid batteries, nickel-cadmium batteries, and lithium-ion batteries, energy storage capacitors have the advantages of energy saving, ultra-long service life, safety, environmental p...
[i=s]This post was last edited by Xianjing on 2020-11-13 10:15[/i]Preface: In real life, many of the things we hear and see are analog and continuous. But we need to observe the changes of these pheno...
A function library from the foreign TM master. It does not occupy the delay function of the timer and Systick. It uses DWT, which is very clever. It does not occupy any timer or systick to achieve pre...
I am very fortunate to be a reviewer of GigaDevice's GD32E503V-EVAL development board.Because I am engaged in the design and development of software and hardware for smart home products, I am exposed ...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[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]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
My career has been closely tied to the semiconductor industry. From product management to content marketing, I've provided countless forecasts and predictions across a variety of roles. Whethe...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[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]
From time to time, I see some audiophiles spending a lot of money or a lot of time to DIY speakers, but the results are not what they want. Below I list some of the small experiences I summarized b...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
A graphics processor (GPU), also known as a display core, visual processor, or display chip, is a microprocessor specialized for image processing on personal computers, workstations, game consoles,...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
introduction
By the end of 2014, people aged 60 and above in China accounted for 15.5% of the total population, reaching 212 million; those aged 65 and above accounted for 10.1% of the total, ...[Details]
RF/Wirelessly
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