[i=s]This post was last edited by qwqwqw2088 on 2021-2-17 08:58[/i]The Type 81 (102D) electronic tube transceiver used by the Chinese People's Volunteer Army to Resist U.S. Aggression and Aid KoreaThe...
The distance between the two pins of the TO92S package is 0.8mm. It worked normally within a month at first, but was later found to be short-circuited. How can I check the current flow path between th...
"Analog and Digital Electronic Circuits Fundamentals" is a Chinese translation of the required undergraduate textbook of the Department of Electrical Engineering and Computer Science at the Massachuse...
[i=s]This post was last edited by isduhfufa on 2022-10-18 23:16[/i]What is the derivation process of trapezoidal wave current effective value calculation? It is the calculation of the effective value ...
EEWorld invites you to dismantle (sixth issue): dismantle the car wireless charger - power technology
My task is to disassemble the Huawei Super Fast Charging Wireless Car Charger.The main features of...
0 Introduction
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and con...[Details]
LCD display principle:
To make LCD display on JZ2440, several parts are needed: 1. LCD hardware 2. LCD controller on the development board 3. SDRAM memory to store data FramBuffer 4. A palette...[Details]
The 2019 China (Chengdu) Electronic Information Expo, the largest and most anticipated electronic information industry event in the west, will be held at the Chengdu Century City New International Co...[Details]
I. Introduction As a typical application of SOC (System On Chip), the market demand for products such as handheld phones, set-top boxes, digital cameras, GPS, personal digital assistants and Int...[Details]
1 Introduction to SAW Technology
Surface acoustic wave (SAW) is a kind of sound wave that is concentrated on the surface of the earth and propagated by energy, which was discovered...[Details]
The microprocessor implements load management by controlling the operation of the power supply, as shown in Figure 1. There are N power supplies in Figure 1, and each power supply carries a load (the...[Details]
China Energy Storage Network News:
On January 10, the final line commissioning of the 220 kV Yuquan Transmission and Transformation Project was underway in Ganquanbao Economic and Technolog...[Details]
A cleaning robot is a type of service robot that can replace humans to clean rooms, workshops, walls, etc. This paper proposes a design scheme for a mobile cleaning robot used indoors. It has practic...[Details]
Recently, OPPO submitted an application for the "O-Haptis" trademark to the European Union Intellectual Property Office, in which Class 9 covers "downloadable digital game software, downloadabl...[Details]
The chip used in this article is stm8s103f3. The following mainly describes the process of configuring TIM2 channel 1 for PWM output. 1. Register configuration 4-bit prescaler, the counter cou...[Details]
1. Overview of Embedded Systems 1. Microprocessor related 1. Architecture a. Von Neumann system Features: Instructions and data share the same data bus Focus: main frequency, cache b. Harvard syste...[Details]
introduction
Cordless telephone (CT) is a low-power duplex wireless telephone connected to the user end of the local exchange network. Generally, cordless telephones have all the functions of o...[Details]
Early this morning, in addition to iOS 14.8 and iPadOS 14.8, Apple also released the official version update of watchOS 7.6.2 (internal version number 18U80). Apple said this update provides impo...[Details]
Sport is the word most often mentioned by car companies, but it is also the word that car companies are least willing to pay for. This is not to say that car companies are stingy and unwilling to s...[Details]
1. Experimental task
As shown in the figure, monitor switch K1 (connected to P3.0 port) and use LED L1 (connected to P1.0 port of MCU) to display the switch status. If the switch is closed, L1 ...[Details]