After installing protel 99 se, the following problem occurred. I tried many methods but couldn't solve it. It's very urgent. I hope the experts can help me....
A complete DSP program contains at least three parts: program code, interrupt vector table, and link command file (or link configuration file) (*.cmd).
The link configuration file determines the optio...
1. Introduction:
The official demo uses a blocking method to light up the lamp, which means waiting. During the waiting period, the MCU cannot do other things (except interrupts). This method is not v...
A brief discussion on the development creativity of electronic products and the use of online resources to assist in development : https://training.eeworld.com.cn/course/5344...
I made an active integration circuit using an op amp, as shown in the figure, but the output of the op amp keeps oscillating. I used a switching power supply to provide a positive and negative 5V powe...
At present, the proportion of digital power technology in the entire market is gradually increasing. However, as more and more system developers adopt this technology, digital technology seems t...[Details]
The global market for replacing incandescent lamps is about to open up. The annual compound growth rate of global lighting output value is expected to reach 13.9% from 2009 to 2012. The
global lig...[Details]
A key requirement of modern industrial manufacturing quality programs is to have an efficient and sensitive measurement standard. The U.S. rubber industry has recently launched many new quality prog...[Details]
Taking Nor Flash as an example, let’s analyze the communication timing between 2440 and Nor Flash. The circuit diagram of Nor Flash is shown above, and the approximate connection with 2440 is shown...[Details]
In environmental protection enterprises, especially in the production of sewage treatment enterprises, the use of sewage flow meters is a particularly important part, because it not only directly mea...[Details]
On July 13, OPPO officially announced that it would hold a new generation of flash charging technology communication meeting on July 15, and exposed the information of 125W super flash charging...[Details]
On the morning of January 18, the groundbreaking ceremony for the Three Gorges Energy Yicheng District Cloud Energy Storage Project was held in Gushao Town. Liu Zhongbo, Party Secretary and Director o...[Details]
On August 26, the People's Government of Xinyang City issued the "Implementation Plan for the Construction of Xinyang City's "Source-Grid-Load-Storage" Integrated Project".
By optimizing and i...[Details]
Samsung's next-generation Galaxy Watch Active is expected to be equipped with a series of new health features, but most of them are borrowed from its competitor Apple Watch. Citing foreign media SamM...[Details]
1. First of all, let’s talk about the pipeline. The arm execution process is generally divided into instruction fetching, decoding, and execution stages. That is to say, assuming that the current ...[Details]
"The current chip shortage is caused by an imbalance in supply and demand between the semiconductor industry and automobile companies. Bosch basically lacks 300,000 controllers every month." On Septe...[Details]
Here we introduce a rectifier that uses a 6Pl electron tube for rectification and has an adjustable output DC voltage. The output voltage can be changed from a dozen volts to several hund...[Details]
Before choosing an oscilloscope probe, we'd better read the instruction manual of the oscilloscope to understand what kind of probe is suitable for the oscilloscope we are using. The following poin...[Details]
Time Domain Analysis (TDA) is a common method for evaluating transmission lines using a TDR (Time Domain Reflectometer) oscilloscope. At the same time, TDR measurements based on vector network analyz...[Details]
With the continuous improvement of people's living standards and the development of intelligent home appliances, the smart home appliance market will continue to accelerate in the future, and t...[Details]
PCB Design
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