Previously, in the project test, it was necessary to cut off the power supply at a fixed time to verify the product's 200ms power-off switching capability. At that time, a 2A/DC 30V relay (Omron) was ...
As shown above, the laptop model is Dell 7490, and the system is Win10. Recently, this interface has appeared frequently, and there is no change at 0%. I can only force shutdown. I have uninstalled al...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:14 [/i] Hi everyone, I am now debugging the AD9852 board, which is controlled by cpld, but the waveform cannot be output. I checked and foun...
At present, all cars use the same starting method—the ignition switch is used to connect the power supply to start the motor, and then start the engine. However, the control switch method varies accor...
One week after Huawei employee Hu Xinyu passed away, on the evening of June 5, a Huawei employee was finally willing to stand up and tell the true situation of Huawei's overtime. It can be seen that t...
I am a novice and am learning WINCE for the first time. I wonder if you experts have any good books and materials to recommend so that I can get started quickly?...
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]
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]
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]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
O Introduction
For people who are in the wild, a question that they are more concerned about is the altitude of the place where they are. However, there are very few such products on the mar...[Details]
In recent years, network technology has developed rapidly, especially the rapid development of peer-to-peer networks, which has become one of the focuses of the industry. Related applications based on...[Details]
Power socket boxes are installed in different locations in each room of the home for various electrical appliances. The nominal capacity is 10A and 16A, and the appearance is shown in Figure 1 (Fig...[Details]
Reference sources are widely used in various analog integrated circuits, mixed-signal integrated circuits and system integrated chips. Their accuracy and stability directly determine the accuracy of t...[Details]
Motor vehicle garage management and control system
I. Usage requirements
1. There are 70 parking spaces in the garage, and each parking space is equipped with a door at the entrance. Ther...[Details]