Why is a large capacitor connected in parallel with a small capacitor?
At high frequencies of the same frequency, the impedance of a large capacitor is smaller than that of a small capacitor, and it h...
[i=s]This post was last edited by w494143467 on 2021-1-31 11:58[/i]1. Introduction
I have studied FreeRTOS for a while, and basically used the official examples. Some time ago, I saw a brother on the ...
When writing MQTT, stm32 subscribes to multiple topics. I don't know how to judge the topic. How to judge? Which topic to judge? I can't debug the program after writing it. Please help....
CV measurementCapacitance-voltage (CV) and AC impedance measurements are commonly performed on many types of devices for a wide variety of applications. For example, CV measurements are used to determ...
On October 23, 2021, Chen Yuenan, senior analyst of Jiwei Consulting Co., Ltd. of Aiji Micro Consulting (Xiamen) Co., Ltd., attended the 2021 Beijing International Microelectronics Symposium and IC W...[Details]
On December 2, Shanghai Xinyang stated on an interactive platform that the company's lithography machine for KRF248nm photoresist has completed factory installation and started debugging, and the lit...[Details]
1 Overview port The main function of the I/O port is to serve as a medium for communication between the internal microcontroller and peripherals. A port has a maximum of 8 pins. Pinout Each pin i...[Details]
In many op amp circuits, the DC bias supply affects the performance of the op amp, especially when used with high-bit count analog-to-digital converters (ADCs) or for signal conditioning in se...[Details]
Many communication equipment architecture standards have fixed base sizes and power delivery. Point-of-load (POL) power solutions that maintain high efficiency in a compact size can help increase c...[Details]
LCD module manufacturers design many standard module products according to market demand to meet the needs of a wide range of customer groups. Here are some suggestions on how to choose the right LCD...[Details]
Platinum temperature sensors have high accuracy and stability, and have good linearity between -200℃ and 600℃. Generally speaking, the temperature coefficient of platinum resistance temperature sensor...[Details]
It is reported that Wang Chuanfu has resigned as the legal representative and chairman of BYD Auto Co., Ltd., and his successor is He Zhiqi, who will also serve as general manager. BYD said that it...[Details]
Electronic rearview mirror (Camera Monitor Systems, CMS) is a system composed of cameras and monitors. It is necessary to see the rear and side vision of the vehicle clearly within the specified fiel...[Details]
1 Overview S3C2440 has very strong support for LCD, both in breadth and depth. Here we will only learn one mode and then practice various modes later when we have the energy. This article discus...[Details]
The LPC1788 has 3 independent oscillators. They are the main oscillator, the internal RC oscillator, and the RTC oscillator. After reset, the LPC1788 will run with the internal RC oscillator until it...[Details]
There are three ways to control servo motors with PLC:
1. Torque control
2. Position Control
3. Speed Mode
1. Torque control
The torque control meth...[Details]
Impedance analyzers and LCR meters are very common electronic instruments for measuring devices. According to the different impedance ranges and frequency ranges, there are a series of instruments wi...[Details]
0 Introduction
With the development of computer and semiconductor technology, LED large-screen display system has become a display device integrating computer control, video, optoelectroni...[Details]
Address space distribution of 6410:
The S3C6410 processor has a 32-bit address bus, and its addressing space is . The upper part is reserved for peripherals, and the lower 2GB area can be divi...[Details]
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