After receiving the evaluation board, the first thing I did was to read the user manual. My English foundation is poor, so I can only learn with the help of Baidu Translate. The following is the user ...
I just got started with EVC and want to use EVC4.0 to access ACCESS. I downloaded several examples from the Internet and debugged them, but they all had the same error: Cannot open include file: 'adoc...
A big drama begins... Simon: The "uncrowned king" of the cabling market, the favorite of the financial and securities industries, is often wronged to become the "king" of the project bidder because of...
I am making a program for a barcode scanning device. The device is WinCE 5.0. The SDK provided by the manufacturer is eVC. However, I am not very familiar with eVC development and want to directly int...
Topic: PCB (Printed Circuit Board) Layout Guidelines[Question:zz168129]
When the MCU has its own ADC or DAC, how are AGND and AVDD connected? Is the MCU's AGND pin connected to the analog ground or th...
I have two identical development boards, all hardware is the same except for memory. The memory size of both boards is 64M, the only difference is the memory data bus width, one is 32bit and the other...
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]
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]
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]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[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]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]