[i=s] This post was last edited by jackfrost on 2015-8-29 09:58 [/i] [font=微软雅黑] I have a FAST FW300R 300M wireless router, 1 WAN port, 4 100M LAN port, bought in 2011, at that time my family used 10M...
In 1913, Karl Friedrich Rapp and Gustav Otto (the son of Nikolaus August Otto, the inventor of the famous four-stroke Otto cycle gasoline engine) established two aircraft manufacturing plants respecti...
For electronic devices, a certain amount of heat will be generated when working, causing the internal temperature of the device to rise rapidly. If the heat is not dissipated in time, the device will ...
Dear seniors, I recently used Symbol Mobility Developer Kit v1.0 for Java and WSDD 5.7 to develop a symbol mc9000 project to communicate with it to obtain the read RFID tag information. I don't know h...
1. Never get involved in single-chip microcomputers, unless it is a very special model, with a monthly salary of more than 10k, or an exception for starting a business. The salary for single-chip micr...
Every time you go to the supermarket, you use printed paper to deposit things, and then open the box by reading the barcode on the paper. In this way, the supermarket wastes a lot of printed paper, an...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[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]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[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]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]