I just bought a mini2440 development board from Friendly Arm. According to their user manual, after setting up the "HyperTerminal", I turned on the power and booted from NOR FLASH. I typed "q" in the ...
I found a good document and would like to share it with you: This article summarizes and analyzes the characteristics of wireless sensor networks, introduces popular wireless sensor network operating ...
Regarding the issues raised in Report 6, after experimental verification, the expected situation was not achieved. 1. The original code uses the H-PWM-L-ON method to control MOSFETS. After changing to...
[i=s]This post was last edited by MrKingMCU on 2018-10-12 19:33[/i] Test equipment: GW Instek desktop power supply PPE-3323 Fluke multimeter 15B+ The test items are mainly the parameters of the LED Te...
Figure 1
The current at the same phase input terminal In=Ii
Why is the reverse input current In = -Ii?Let’s look at the equivalent circuit
Why is the controlled current source Ii? I think the input st...
[b][size=4]EEWORLD event recommendation: [url=https://www.eeworld.com.cn/huodong/RenesasSynergy_20171201/][color=#ff0000]Here are 60 "talking" beer trays for free, come and participate in the event! [...
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[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]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[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]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[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]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]