I used an op amp to build a two-stage amplifier circuit, with direct coupling, and there was a signal attenuation problem. Because I used pspice simulation, I didn't need to consider the influence of ...
The principle and usage of each trigger mode are explained in the form of video, including edge trigger, pulse width trigger, logic trigger, N edge trigger, runt trigger, slope trigger, and timeout tr...
I need to develop a control panel for the burglar alarm host, as follows: Peripheral hardware: 6 detection sensors, 1 camera, GPRS module, and others; Functional requirements: When the detection senso...
[font=微软雅黑][size=4]SDK provides LWIP with RTOS porting routines for reference, which is very convenient[/size][/font][font=微软雅黑][size=4] [/size][/font] [font=微软雅黑][size=4]Find the LWIP source code in ...
I have been working for 6 years since I graduated. I used HP laptops at school, but they broke down after 2 or 3 years. I used a thinkpad e40 in my first year of work. Later, I changed companies and w...
You can also use C programming, haha, I use the stc89c52rc microcontroller, 12M crystal oscillator, I really can't adjust it, urgent, please help me :Cry:Functions to be realized 1. Switch between day...
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]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
As a type of iron battery, lithium iron phosphate battery (hereinafter referred to as lithium iron battery) has always been widely concerned by industry friends (some people say that lithium iron b...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]
According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t, accounting ...[Details]
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This method has
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1. Introduction
Diesel engine test is the last key process in the diesel engine production process, which plays a very important role in the manufacturing quality of diesel engines. Its main c...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
1 Introduction
In recent years, the application of LED display screens has developed rapidly, promoting the progress of LED driver ICs. Based on the high reliability of LEDs and the consistenc...[Details]
Electrolyte is one of the core materials that constitute the capacity of lithium secondary batteries and lithium primary batteries that are the energy sources of mobile phones, notebooks, video rec...[Details]
0 Introduction
In 2008, the Science and Technology Olympics is a very important aspect, and the timing and scoring system is of utmost importance in the competition. It can be said that a good...[Details]
1 Introduction
Fieldbus technology is one of the hot spots in the development of automation today, and is an important technology for realizing industrial control networking. Many automation c...[Details]