After receiving the tq2440, this yc2440 board is no longer used. I powered on the board and checked it.Except for the POWER light, D1-D4 are all on. After a while, D3 goes out, D4 is always on, and D1...
The questions are as follows: 1. What exactly is a serial port resource (COM)? Why can the serial port 1 in the hardware interface be set to any port number? 2. Why does a USB interface occupy a COM w...
After reading bigbat 's post , I'm very touched by small capital investment . I often hear such stories. Especially in the first few years after graduation, the most talked about topics when a few fri...
The following program is trying to achieve: a period of 1 minute, a high level for one second in one minute, that is, adding a light emitting diode at the output, which flashes once a minute. I can't ...
I am a software developer and now I need to learn DSP for work. I have never worked with hardware before. How should I start? Please give me some advice!...
Michael Porter, the management guru, explains that the three major competitive strategies of enterprises are total cost leadership strategy, unique strategy and target concentration strategy. We see t...
There are many different ways of human-computer interaction. The more common ones are listed below:
Mouse interaction: Using a mouse to operate a computer and interact was the most common human...[Details]
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]
"Have you set your calendar reminder?"
On August 24, Nvidia Robotics' official account posted a photo of a black gift box on a social media platform, with an attached greeting card sig...[Details]
As the main model among new energy vehicles, pure electric vehicles have received strong support and encouragement from the country in recent years, and their development is changing with each pass...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[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]
As the scale and business applications of national e-government networks continue to expand, the data and services transmitted over them are becoming increasingly sensitive and critical. To protect...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
Normally, we determine our location and where we want to go by comparing our surroundings with observation and simple GPS tools. However, this kind of reasoning is very difficult for self-driving c...[Details]
Nascent Micro is launching devices covering a wide range of power applications, including gallium nitride (GaN) drivers, dual-channel automotive drivers, and battery protection MOSFETs.
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With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
Reasons for the wear of the roller press reducer shaft:
1. Since the expansion sleeve is subjected to a large torque, the mating surfaces of the shaft and the sleeve move relative to each other...[Details]
Today, the voltage of electronic products continues to rise to 400V, 600V and even 1000V, so there are few electronic load models that can handle such high voltages. Many people consider connecting...[Details]
With rapid economic development, the types of pollution sources are increasing, especially in chemical and industrial zones and their surroundings. The patterns of pollution and the types of ecolog...[Details]