Use TI 74HC4052 4-channel analog switch (voltage support 2~6V) to switch the serial port channels;
Both the MCU and 74HC4052 are powered by 3.3V power supply. One of the eight 74HC4052 chips is not wo...
The waveform of the PSIM simulation circuit is inconsistent with that in the data. According to the data, the waveform will be distorted when the input signal frequency is 10K and 100K. As shown in th...
The STMicroelectronics LSM9DS1 iNEMO Inertial Module is a packaged system with a 3D digital linear acceleration sensor, a 3D digital angular velocity sensor, and a 3D digital magnetic sensor. The LSM9...
With MIMO, systems use multiple transmit and multiple receive antennas. Looking at various MIMO techniques (specifically the receive techniques) that use different approaches to antenna and signal opt...
Ingredients:200 grams of pig ears, 5 grams of red soy sauce, 2 grams of MSG, 5 grams of cooking wine, 50 grams of mixed oil, 50 grams of five-spice powder , 150 grams of green pepper, 20 grams of old ...
I recently used the LM2596 chip to draw a power module, 20V DC input, connected a 25V100uF tantalum filter capacitor at the input end, connected to the load, the total current of the circuit was about...
According to Jiwei.com, the epidemic has led to a global economic recession in 2020. The International Monetary Fund estimates that the global GDP growth rate in 2020 will drop by about 4.4% in terms...[Details]
Understanding the concept of inverter
The process of converting AC power into DC power is called rectification, the circuit that completes the rectification function is called a rectif...[Details]
Editor's note: When people mention electric cars, they immediately think of Tesla. But in terms of sales volume, BYD is the world's largest. This company, which started out as a battery manufacturer,...[Details]
The figure shows a typical circuit for MAX1771 application. The input range of Ui is 2 to 16.5V, while the output voltage of the seawater battery is 0.5 to 1.5V. Such a low voltage cannot make th...[Details]
In 2017, Interroll, together with the system integrator REMA TEC Group, carried out a comprehensive modernization of the logistics center of German household products expert WENKO in Baar, Germany. T...[Details]
On April 24th, local time in the United States, TSMC held the "2024 TSMC North American Technology Forum" in the United States, disclosing its latest process technology, advanced packaging technolo...[Details]
Recently, some media revealed that Apple will hold a spring new product launch conference in early March. This is also the first product launch conference since the release of MacBook Pro in October ...[Details]
After looking at some resources online, I found none of them very useful, so I decided to summarize and record some simple and practical methods of using timers. Environment: STM8SF103, emulator: S...[Details]
PIC microcontrollers currently have 8-bit series, 16-bit series and 32-bit series, which are briefly introduced as follows: 8-bit machine series: The early one-time programming series include PIC12...[Details]
Research on the development and application of acoustic emission technology for solid materials
The location of the acoustic source can help to strengthen these rock projects in a targeted manner, ...[Details]
With the large-scale application of ARM core chips, handheld embedded devices have ushered in a huge market. The friendliness of the graphical interface that directly interacts with users determines...[Details]
Recently, the full text of the "Opinions of the Shanghai Municipal Committee of the Communist Party of China on Deepening the City Spirit, Demonstrating the City Character, and Comprehensively Improv...[Details]
The 51 series single-chip microcomputer provides a highly flexible and low-cost solution for many controls. By making full use of its on-chip resources, a fully functional ultrasonic ranging system ca...[Details]
Since the release of Huawei's nova 9 series, Huawei seems to have been silent in the digital field for a while. Now it is November, and it is less than two months away from the end of 2021. Man...[Details]
In order to provide a comfortable driving experience for passengers in three rows of seats in a full-size large crossover vehicle, it is often necessary to add an independent rear air conditionin...[Details]
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