Headhunting position [Guangzhou] Job responsibilities 1. Engage in embedded software development for single-chip microcomputers and ARM platforms; 2. Software requirements analysis, design, coding, de...
A function I wrote: This is the function to read data when the 12864 LCD draws dots static char st7920_read() { set_lcdr(RS); set_lcdr(RW); LCD_DATA = 0xff; //LCD_DATA is the eight-bit data interface ...
Comrades, please tell me what you think about the development trend of Zigbee. I always feel that the concept is very popular, but there are few successful products or projects. Maybe I am not well-in...
The B port of PIC16 is connected to the main chip. I don't understand how PIC16 obtains various data through the B port. It mainly interrupts the program inside! Please explain your understanding of t...
Acoustic echo cancellation (AEC) is a processing method adopted by the device to prevent the sound played by itself from being recorded by the ongoing recording. A typical application of echo cancella...
Today wangfucong asked about using CCS to download Hex files as follows,I have collected some information on this aspect before.MSP430JTAG Adapter can support JTAG and BSL download,Among them, MspFet....
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]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[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]
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]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[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]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]