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...
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]
Traditional synthesis techniques are increasingly unable to meet the needs of today's very large and complex FPGA designs implemented in 90nm and below process nodes. The problem is that traditio...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
1 Introduction
With the rapid development of my country's economy, the country has introduced a series of policies such as preferential policies, subsidy policies, and old-for-new policies, wh...[Details]
3. Driving circuit design
The power driver uses a field effect tube, which is a field-controlled device with a capacitance effect between the gate and source, so it has high requirements for t...[Details]
The Challenge:
Protect historical relics by monitoring environmental factors without affecting their original appearance.
The Solution:
Developed a monitoring system for the...[Details]
In recent years, information technology based on microelectronics and computer technology has developed rapidly, and ultrasonic non-destructive testing instruments have also gained unpreceden...[Details]
1. Architecture and operation of electronic toll collection system
The basic principle of the electronic toll collection system is to enable a special device (on-board unit) installed on t...[Details]
As the trend towards miniaturization continues, new packaging methods and methods of interconnecting integrated circuits have been developed. Today, "system on chip" refers to a packaging method th...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
The basic principle of solar power is: the collected light energy is converted into electrical energy and stored, and the stored electrical energy is released when the load is turned on. A typical ...[Details]