Operational amplifiers are widely used in sensing and measurement applications. MSP430 microcontrollers (MCUs) provide a full signal chain implementation by integrating the Smart Analog Combo (SAC) to...
The compilation environment of the phyBOARD-i.MX 8M Plus development board has been set up in the virtual machine. Since it is a Linux system, the Demo routine needs to be cross-compiled and downloade...
I've been working on brushless DC motor control recently. I encountered a lot of problems when writing the code. I couldn't enter the interrupt program and couldn't implement the phase change problem....
[i=s] This post was last edited by muxb on 2019-5-22 22:12 [/i] After the serial shell is built, add and adjust the SPI driver, light up the LCD, and then start porting the QR code encoding code. For ...
This is an automatic temperature control speed regulator for an electric fan. It can automatically adjust the speed of the electric fan according to temperature changes. The circuit can be adjusted...[Details]
Preface
This chapter uses extended Kalman filtering for sensorless control of permanent magnet synchronous motors. First, the principle of extended Kalman filtering is analyzed, then the state...[Details]
On March 22, Xiaomi Group announced on the Hong Kong Stock Exchange that its total revenue in 2021 reached 328.3 billion yuan, a year-on-year increase of 33.5%; its adjusted net profit reached 22 bil...[Details]
0 Introduction
Due to the constraints of its structure and principle, traditional induction electric energy meters usually have shortcomings such as small measurement range, poor stability, a...[Details]
Although general LED lamps are energy-saving and long-lasting, their brightness is far from the brightness of a 100-watt incandescent lamp, and as the brightness increases, the problem of LED lamps ge...[Details]
Jiwei.com reported on November 27 that Redmi recently held a new product launch conference and officially released the Redmi Note 9 series of mobile phones. Lenovo Mobile then updated its Weibo accou...[Details]
Traditional security products for one-way transmission mainly use fixed coding integrated circuits, such as PT2262, PT2272 and other codec chips. However, due to the limited coding length of such code...[Details]
Preface When learning 51 single-chip microcomputer, IO port can be said to be the most important. In application design, it should be understood that the computer is composed of digital circuits, and...[Details]
The classification, characteristics and applications of temperature measuring instruments are as follows:
1. PN junction temperature sensor utilizes the characteristic that the forward voltage drop o...[Details]
This week, Google released Android 11 Beta 3, a month after Beta 2.5. According to Google's arrangement, Beta 3 will be the last beta version, and the next one to be pushed will be the offi...[Details]
Without further ado, here are the pictures You can set the direction and frequency of the light at will, and you can also change the lights to different colors. The reference source code is as foll...[Details]
OnePlus Technology CEO Pete Lau announced the launch information of the new generation flagship on Weibo as promised. According to Pete Lau, this launch will be the largest launch in OnePlus'...[Details]
The Mono2 casting technology purchased by AMG Advanced Metallurgical Group last year has finally paid off. This single crystal silicon cultivation method has been granted a US patent. This patent h...[Details]
Do you know what the battery of an electric car is made of? A battery pack is an array of multiple cells (usually lithium-ion cells in a pure electric vehicle) that produces voltages up to several ...[Details]
The alarm problem after replacing the servo motor encoder may be caused by many reasons.
1. Basic knowledge of servo motor encoder
The role of servo motor encoder
A servo...[Details]
Microcontroller MCU
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