I want to use 51 single chip microcomputer to make a waveform recognition device. It can distinguish external sine wave, triangle wave and square wave signals. What algorithm should be used to impleme...
As an RF engineer, your work will more or less involve power amplifiers. Power amplifiers can be said to be a hurdle that many RF engineers cannot avoid. Functions, classifications, performance indica...
Hello everyone, my graduation project is to test the battery voltage of an electric vehicle. The basic circuit diagram is as follows. The input is 55V (battery voltage), and after the voltage is divid...
Live Topic: Highly flexible, easy-to-use, and customizable protocol stack - Introduction to BlueNRG-LP protocol stack
Live broadcast time: February 24, 2022 (Thursday) 10:00-11:30 am
brief introductio...
This is a very good e-book on C language. Some of the ideas and methods of modular programming in it are very helpful for beginners. It is also well illustrated and worth reading....
Apple has applied for patents for highly light-absorbing matte black surfaces for a range of products including the iPhone, iPad, Apple Watch and MacBook. The patent application filed with the U.S....[Details]
Sina Digital News on the morning of May 13th, vivo announced today through Weibo that it will launch its first active noise-cancelling headset, vivo TWS 2, on May 20th. The Weibo video has a...[Details]
With the rapid development of generative AI technology, the automotive industry has also ushered in unprecedented opportunities for intelligent transformation.
近日,在亚马逊云科技汽车暨制造与消费电子行业峰会上,...[Details]
Tianyancha shows that on December 30, Hubei Xiaomi Yangtze River Industry Fund Partnership (Limited Partnership) added new overseas investment, and the newly added investment enterprise was Wuhan Jia...[Details]
It took me 5 days to learn how to use the AT commands of the host computer and how to use the 51 MCU to program the serial port to send data. It was so tiring. . . .
GSM_TC35I.h
#ifndef __GSM_TC35I...[Details]
After mastering the basic ARM assembly instructions, to write a simple ARM assembly program, you must also master the basic ARM assembly pseudo-operations (directives). Now let's look at a simple asse...[Details]
Just set the test range of the multimeter to the highest range of the AC range (1000 or 500, etc.) or higher than the voltage to be measured. Place it on the low-voltage distribution cabinet in the c...[Details]
1. LiDAR is accelerating mass production, and the number of installations is expected to exceed 80,000 in 2022 Since 2021, the laser radar industry has entered the stage of commercialization. Local...[Details]
After being mentioned for seven consecutive years, “new energy vehicles” are no longer mentioned in this year’s Government Work Report. What does this mean? This means that the country's guidan...[Details]
In order to reflect the error of an instrument from a global perspective, the maximum reference (full-scale) error of the instrument is used, that is . In the formula, is the absolute error limit of ...[Details]
The flow of the program is shown in the figure above. After writing the program, I tested and found that when the waiting interrupt is set to wait for the key press interrupt (enter_wait_pen_down_...[Details]
There are two ways to trigger the external interrupt 0 (INT0) and external interrupt 1 (INT1) of the STC15 series MCU, the rising edge and falling edge can be triggered and the falling edge only trig...[Details]
The performance and integration of high linearity active mixer ICs continue to improve. Although single-ended RF and LO input ports are becoming the standard, the integration of the intermediate freq...[Details]
On October 28, Zheng Mao, Party Secretary and Executive Director of Datang Jiangxi New Energy Company, Huang Faliang, Member of the Standing Committee of the Ruijin Municipal Party Committee and De...[Details]