Please help me analyze the operation of this circuit.There should be a sine wave output on the left side of R2, but I can't see it in the simulation. I don't know what the problem is....
This year's "chip shortage storm" is getting worse and worse. ST chips have increased in price by 10 times or 20 times. The company I work for can no longer bear it and has begun to choose domestic al...
What is IO-LinkIO-Link is the first open, fieldbus-independent, low-cost, point-to-point serial communication bus protocol for communicating with sensors and actuators. It has been adopted as an inter...
[align=center]Chapter 9[/align][align=left]1. When a thread needs to be delayed and enters a blocked state, what does the CPU do? If there are no other threads to run, RTOS will create an idle thread ...
First of all, I wish you all a happy New Year's Day. I posted this so late just to gather the joy of New Year's Day. I wish eeworld to develop better and better, and I also hope that the people around...
I have previously published a review report on the Tmall Jinglu Lighting Device. I am also planning to get the Bluetooth function, and I will record the learning process as follows:
1. I found a video...
By Mark Lippett
Position: CEO of XMOS
As a unique semiconductor technology company, XMOS has always been at the forefront of intelligent IoT technology, and the company's miss...[Details]
We can see the pin distribution table in the manual: Related to pin mapping are: RP0~RP31 (bidirectional mapping, can be used as both output mapping and input mapping), a total of 32 pins RPI32~RP...[Details]
When I first came into contact with STM32, I used 8M crystal oscillators. For example, if you want to change the external crystal oscillator to 12M, but still want to use 72M as the main frequency, h...[Details]
Tencent announced that it will open source its self-developed lightweight IoT real-time operating system TencentOS tiny. Compared with other systems on the market, Tencent TencentOS tiny is extremely...[Details]
After learning about binary in digital circuits, I found binary numbers very magical. For example, all computers today use binary. Binary is easy to implement, and the operation rule...[Details]
The company announced a high-profile investment of 20 billion yuan to build a robot industrial park, and the local government strongly supported it. 500 acres of industrial land was soon in place. ...[Details]
According to the official website of the Trade Relief Investigation Bureau of the Ministry of Commerce, the United States International Trade Commission has made a final ruling on the 337 photovoltai...[Details]
Traditional medicine is very similar to analog technology in the electronics field: experts often come from the accumulation of practical experience, so there are many doctors, but few experts! How...[Details]
Function and principle of frequency converter
The frequency converter is an electric speed regulating device that converts the constant frequency power supply from the grid into an AC power su...[Details]
element14 launches Multicomp Pro range of innovative low voltage magnetic connectors This series of magnetic connectors have 360-degree rotation and self-mating functions, and can be quickly discon...[Details]
A robotic arm is one of those fascinating engineering creations, it is always fascinating to watch these things tilt and pan to do complex things just like a human arm. These robotic arms are commo...[Details]
Analyst firm Gartner has released its global smartphone sales data for the second quarter of 2019. The data is not good news for the industry, as total global smartphone shipments in the second quart...[Details]
Abstract: This article briefly describes the working principle of LCD touch screen control products and the working principle of the dedicated core ADS7843 for touch screen control. The wireless...[Details]
Recently, the US Patent and Trademark Office granted Apple a patent titled "Device, method, and user interface for a wearable electronic ring computing device." In the patent, Apple describes a smart...[Details]
1. Overview of Thermal Management System for New Energy Vehicles
Automotive thermal management refers to the overall control of vehicle heat and ambient heat from the perspective of the system...[Details]
Analog electronics
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