I used KernelIoControl to get the LCD display buffer (16-bit color). Then I wrote the color directly to this buffer, as follows: for(i=0;i
Solved it myself, haha.
Congratulations
Haha, I was worried t...
The left side of the watch is the time, and the right side is the minutes. To know the time, just count the abacus-like light grids on the left. If 9 grids are lit, it means nine o'clock, plus the min...
In order for a microcontroller to complete a basic task, the task must be broken down into some specific steps, and then it must be required to execute each step one by one, and it must also be comman...
modelbrandEncapsulationPackageStock quantityLL4148FairchildSOD-802500PCS/ disk500000
Switching diode LL4148, switching speed less than 4.0NS; maximum power dissipation 500mW; high voltage stability an...
[i=s]This post was last edited by wpsxqk on 2019-11-12 22:46[/i]Is the red box in the picture below a short circuit? How to solve it?
Can setting rules solve the problem?
Class Document Source Message...
How to control the 48 output points Y0.0~Y5.7 to all 1 through two buttons (X0.0+X0.1), what instructions to use, how to write it more conveniently, please give me some advice...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
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]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[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]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[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]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]