Disassemble the NG1 lamp power supply, test the MOS switch tube on the board, and find that the DS pin is short-circuited. After removing it from the board, test DS and it is normal, so other circuits...
I want to use the BP_LowLevelFormat function in the WINCE system. I checked MSDN, http://msdn2.microsoft.com/en-us/library/aa917050.aspx, and it says to add the bootpart.h header file and this LIB: Bo...
I saw a piece of news and I don't quite believe it:Gree Chairman Ms. Dong said: Gree has spent nine years developing a zero-carbon source air conditioner, which can generate electricity through the ai...
In the driver that comes with Windows, there is a setting (Link speed/duplex mode) in the properties of the local connection -> advanced options. You can select the speed of the network card (10M/100M...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] The three primary colors can be mixed into various colors. Is it the same for LED color mixing? In natural light, as long as the...
I received a 5969 board from TI and EEworld a while ago. It is my first time using TI chips. I will find some information to learn more about it. I will continue the competition after I learn how to l...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
PCB Design
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