I am a newbie and I am working on sensorless BLDC motor control. The motor voltage is about 4V and it is controlled by an 8-bit MCU with a PWM frequency of 20kHz and a main frequency of 16MHz. Using t...
This book comprehensively introduces the composition and control methods of electric drive systems for electric vehicles. This book is divided into ten chapters, which describe the development of elec...
[p=null, 2, left][font="][size=4][color=#000000]Recently, the Ministry of Industry and Information Technology issued the "Key Points for Standardization of New Energy Vehicles in 2019" (hereinafter re...
On July 15 and July 20, two chains started to cause trouble in Chengdu. . . . The first few days were fine. I watched other urban areas and communities being sealed off and controlled. Yesterday, the ...
This is a very simple application launcher written in CircuitPython, it was inspired by the PyPortal Titano launcher.[hide]https://github.com/beboxos/circuitpython/tree/main/ATMegaZero%20S2/BootMenu[/...
In Figure 8.1.16 of Tongshi Bai Model Electronics, 4th edition, P413, R is the total loss, but where is the load RL? Wasn't there a load RL on the N3 coil originally?...
1 Introduction
In the late 1990s, embedded systems were increasingly used in industrial control, remote monitoring, data acquisition and other fields, and people also put forward higher re...[Details]
If the COVID-19 pandemic hadn't happened, the tech world would have ended last week with a focus on the highlights of the annual MWC. As an annual event for the ICT industry, the latter has not only ...[Details]
1. How to convert a four-byte hexadecimal number to a decimal number. The format of the hexadecimal number is low-order first. Assume that the first byte is hex_buf , hex_buf , hex_buf , hex_buf . ...[Details]
Amid the epidemic, the concept of "unmanned" unexpectedly ushered in the first ray of hope in 2020. During the days when people were forced to stay at home, short videos about driverless cars he...[Details]
On May 18, Waymo CEO John Krafcik posted a photo on Twitter. The main body of the photo was a Volvo car with the Waymo logo printed on the rear window, with the caption "(Love) Waymo Volvo". This wa...[Details]
0 Introduction
In civil engineering, vibrating string sensors are often used to measure various parameters, including tension, pressure, stress, displacement, etc. However, due to the manufact...[Details]
On November 30, Jiangsu Beiren Intelligent Manufacturing Technology Co., Ltd. (referred to as "Jiangsu Beiren") and Ping An International Financial Leasing Co., Ltd. (referred to as "Ping An Leasin...[Details]
As we all know, as the core component of pure electric vehicles, the performance of power batteries in all aspects is closely related to the performance of the whole vehicle. Today we will talk abo...[Details]
1 Introduction
Embedded systems have strict requirements on power supply. Usually, they need to be powered by independent voltage regulators. In the hardware design of embedded systems, ove...[Details]
Recently, Hongjing Zhijia announced the launch of the industry's first mass-production integrated parking and parking system-level solution developed based on a single Horizon Journey® 3 chip. It is ...[Details]
On July 5, the "Regulations on the Administration of Intelligent Connected Vehicles in Shenzhen Special Economic Zone" (hereinafter referred to as the "Administrative Regulations") was officially rel...[Details]
Since the beginning of this year, nearly 20 automakers, including Tesla, BYD, and Xiaopeng, have successively announced price increases, with new car price increases ranging from 1,000 yuan to 10,000...[Details]
1. Introduction
Multifunction data acquisition
(DAQ
) devices combine analog front ends, flexible timing and triggering
ASCs
, and bus interface ASCs to improve and optimize th...[Details]
According to foreign media reports, the U.S. Department of Energy's Argonne National Laboratory has developed a new design that can significantly improve the performance of lithium-ion batteries an...[Details]
Motor Drive Control（Motor Control）
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