I'm about to graduate from university, and I can't use my graduation project, so I'm going to make a board that I can't play with. I can also use an ESP32 board to replace it. Hehehe, my graduation pr...
Our company uses a servo motor driver in its testing machine products. But there is a problem, that is, the encoder has pulse output when the motor is not rotating. According to the manual, the freque...
[i=s]This post was last edited by Popular Technology on 2021-12-21 08:50[/i]Mier MYC151 usage report + temperature and humidityThis time, based on the previous oled , we tested the temperature and hum...
The following error occurs when programming with JFLASH:End of preparing flash programming
- Start of determining dirty areas in flash cache
- End of determining dirty areas
- CPU is running at 15844 ...
3 Circuit Simulation Analysis
3.1 LM7815 voltage regulator module simulation
Figure 7 shows the simulation results of the three-terminal voltage regulator integrated circuit LM7815. C1 and C2...[Details]
In addition to the almost confirmed release of the Galaxy S21 series this month, Samsung may launch the Galaxy M series devices in India before that. In fact, the phone is more likely to be officiall...[Details]
The reception and transmission of data are judged by the flashing of the light. There are programs for the receiving end and the transmitting end. If 24L01 uses reg51, then both devices must use...[Details]
As the pioneer of global lighting tools, incandescent lamps are gradually being replaced by the new generation of lighting tools, light-emitting diodes (LEDs), and are gradually fading out of peopl...[Details]
The structural principle of HV632
The block diagram of HV632 is shown in Figure 2. The working principle is briefly described based on the structure diagram: 8-bit binary bus data is input int...[Details]
With a tap on your phone, you can control your home appliances on the road and enjoy hot water and heating when you get home. This scenario will gradually become a reality in Liaoning Province. On ...[Details]
Compressed air flow meter is a commonly used flow measurement instrument. It has the advantages of no moving parts of traditional orifice plate, turbine, vortex flow meter, etc., and is widely used in...[Details]
The hand-cranked insulated megohmmeter is also called the megohmmeter. Its scale is in megohms (MΩ). The megohmmeter is composed of medium and large-scale integrated circuits. The following will intr...[Details]
Recently, the editor has sorted out and collected some of the latest video encryption technologies through a year of interviews and exhibition observations. The following is shared with you:
...[Details]
According to foreign media AndroidPolice, the dual-SIM mode of Pixel 4a 5G and Pixel 5 has been improved in the March update, and 5G networks can be supported when using dual SIM cards at the s...[Details]
The popularity of smart phones has made payment "mobile". Now more and more citizens are accustomed to using mobile phones to complete daily financial activities such as bill payment, credit card re...[Details]
1. Quickly and easily analyze the waveforms in a switching power supply with an active power factor correction circuit In order to obtain high power factor, most switching power supply designs use ...[Details]
China Energy Storage Network News:
On January 17, the country's first provincial 5G power demonstration network has been operating safely for 3 months.
In 2021, State Grid Shandong E...[Details]
Passives are a relatively new concept. Why are they built in? The reason is that board surface space is tight. In a typical assembly, components that account for less than 3% of the total price m...[Details]
On October 24, CATL released the Xiaoyao Super Hybrid Battery, another blockbuster product after the Kirin Battery and Shenxing Supercharge Battery.
According to data mentioned by Luo Ji...[Details]
Analogue and Mixed Signal
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