Dear experts, I have made a circuit, using 6 pieces of 74HC164 in series, with a distance of about 40 cm between them. The 1st piece's 1 and 2 pins are connected in parallel to the CPU as data input, ...
[i=s]This post was last edited by dontium on 2015-1-23 13:27[/i]This circuit is a classic circuit for televisions and is used by several companies.This circuit is mainly based on the thick film 6656, ...
Today, a colleague gave me a potted plant. Chinese name: Rosemary Latin name: Rosmarinus officinalis English name: Rosemary Other name: Ocean DewThis guy told me that this flower can eliminate bloatin...
DSP Engineer Job Responsibilities: 1. Responsible for the verification and implementation of the physical layer algorithms of wireless system products of broadband wireless access systems; 2. Responsi...
1. OPENCORES.ORG There are many good PLD cores here, and the 8051 core can be found there. After entering, select project or go to http://www.opencores.org/browse.cgi/by_category. For those who want t...
// $Boot_Table: // // GPIO87 GPIO86 GPIO85 GPIO84 // XA15 XA14 XA13 XA12 // PU PU PU PU // ============================================ // 1 1 1 1 Jump to Flash >PS: I once got the error prompt of fai...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]