[i=s]This post was last edited by xiyue521 on 2021-7-19 01:36[/i]1. Console and custom commands:In the HelloWorld process , I found that I can get the commands that can be typed by typing help in the ...
[font=Tahoma, Helvetica, SimSun, sans-serif][size=14px]Purpose:[/size][/font] [font=Tahoma, Helvetica, SimSun, sans-serif][size=14px]1. Monitor the internal register data of nRF24L01 chip through PC s...
Air quality sensors are not new. In fact, we all have one on our face. Unfortunately, our noses are sometimes unreliable, failing to detect odorless harmful gases or when a fire breaks out nearby whil...
[i=s]This post was last edited by 怀穿少年梦 on 2021-6-28 19:18[/i]This is my first time to use ESP32. I just heard that ESP32 is a SOC chip with many peripherals integrated in it, which is a bit like a si...
The employment winter has arrived. These days, official media and gossip are always full of public opinion. From the first of the six stability guarantees of the central government's economic work in ...
Semiconductors are an important part of the electronic components industry. Their products can be used in communications, computers, mobile phones, automobiles, industry, medical care, military and o...[Details]
According to foreign media reports, Japanese operator IIJ recently restarted the sales of three models: Huawei P30, Huawei P30 Lite, and Huawei Tablet M5 Lite 8-inch version. IIJ originally planned t...[Details]
Audio-visual illustration of wide-area neural activity. Image credit: David Thibodeau et al./PLOS ONE
Can complex neuronal data be converted into an audio-visual format? Yes, it can ev...[Details]
AMD's soon-to-be-released Ryzen 7000 processor has been upgraded to the 5nm Zen4 architecture. The next step will be marketing, and the development team will turn to the future Zen5 and Zen6 architec...[Details]
1. The inverter external relay controls the forward and reverse circuit
2. Power on the inverter (button SB2)
3. Forward (SB4)
4. Reverse (SB6, KA2 and KA1 form an ...[Details]
Introduction Dynamic floor projection technology , capable of displaying any pattern within the same module, is reshaping consumers’ perception of exterior lighting by offering new and innovative ...[Details]
1. Introduction UPS is usually used in places with high requirements for power quality, such as financial departments, medical centers, communication systems, military equipment, etc. UPS is gene...[Details]
▍For enterprises, "selling out" is the essence of business.
How to "sell" is often the focus of competition among companies. It may be technology or marketing, but as the service robot war ent...[Details]
On March 2, 2021, a digital blogger revealed that Wu Dezhuo, president of ByteDance's New Stone Lab, had resigned and joined Sharklet. In response, Wu Dezhuo said the revelation was true. Wu Dezhou...[Details]
The English word for diode is diode. The positive and negative terminals of a diode are (as shown in Figure 1). The positive terminal a is called the anode and the negative terminal b is called the c...[Details]
If your storage data volume is not large, or your storage performance requirements are not too high, and the existing NAS or SAN happens to meet the application needs, you may not notice that cluster ...[Details]
Atmosic™ Technologies, an innovator of ultra-low power wireless technology for the Internet of Things (IoT), and SMK Electronics Corporation, a leading global designer and manufacturer of OEM electro...[Details]
The sensor signal output plays a very important role in level measurement. It outputs a switch quantity or continuous quantity to the DCS or PLC control room through the signal, and then the contro...[Details]
It was not easy. I finally completed my first ARM7 microcontroller program. Although it is very simple, it took me a long time to learn the software IAR for ARM. The most serious problem I encountere...[Details]
The picture below shows a large electrolytic capacitor I used, 450V/470uF capacitor. This capacitor can also use a 450V/330uF capacitor.
The figure below shows the high volta...[Details]
DIY/Open Source Hardware
京公网安备 11010802033920号
EEWORLD
