802.11g can provide a maximum rate of 54Mbps, while 802.11n and 802.11ac single-stream can provide maximum rates of 150Mbps and 433Mbps respectively.
How are these numbers calculated? (See the red wor...
MQTT(Message Queuing Telemetry Transport) is a "lightweight" communication protocol based on the publish/subscribe model. The protocol is built on the TCP/IP protocol and was released by IBM in 1999. ...
[Preface] Previously, I had already completed the temperature and humidity, RTC display, and used a single machine to debug the servo control. According to my evaluation plan, I used AT32 to communica...
Active balancing and passive balancing are hot issues in the electric vehicle BMS industry. It is just like the Qi Sect and the Sword Sect of Huashan Sword Sect. People in the industry are arguing abo...
Q: Information about designing a BMS for LiFePO4 batteries has been posted several times (BQ78350-R1: bqStudio not showing battery voltage, BQ76930: Design help required for BQ76930).
Now it's time to...
What is an operational amplifier?
Many textbooks and reference guides define an operational amplifier (op amp) as a special-purpose integrated circuit (IC) that can perform a variety of functions or o...
First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
On September 7, according to Electrek, Tesla encountered problems in increasing the mass production of its 4680 batteries , especially in terms of dry coating technology. It is reported that the dr...[Details]
Samsung is also working very hard to win Qualcomm's Snapdragon 875 processor order. There have been reports that Samsung's 5nm process had problems with yield, which forced Qualcomm to make a reque...[Details]
Several situations of abnormal interrupt return: Important basic knowledge: R15 (PC) always points to the instruction being "fetched", not to the instruction being "executed" Instructions being exe...[Details]
6 GHz right out of the box! With its own AI- powered application optimizer, Intel Core 14th generation desktop processor is here The latest Intel processors provide the world's best desk...[Details]
Is the lidar you paid a lot of money for really useful? Many new forces regard the lidar on their new models as a selling point. From the number and placement of the early roll lidar to the perfor...[Details]
system time First, set a variable to record the system time. To prevent overflow, use the unsigned long long data type with a value range of 0~2^64. It is calculated that it will take more than 5 bil...[Details]
From June 8th to 11th, the 2023 World Power Battery Conference was held in Yibin, Sichuan. During the conference, Yibin City was awarded the title of "China's Power Battery Capital" by the China L...[Details]
In April last year, SMIC ordered an EUV lithography machine from ASML of the Netherlands for researching advanced processes of 7nm and below. The machine cost more than 120 million euros (about 1 b...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Research background Traditionally, the test method for LC resonant frequency is to find the frequency point with maximum output by changing the frequency of the signal added to the LC resonant circui...[Details]
Electronic rearview mirror (Camera Monitor Systems, CMS) is a system composed of cameras and monitors. It is necessary to see the rear and side vision of the vehicle clearly within the specified fiel...[Details]
Hardware platform: iTOP-4412 development board Project name: Image recognition project In this article, we will learn to use QT to build a graphical interface and use QT to call Baidu AI's inter...[Details]
1 Introduction
With the rapid improvement of chip integration, an electronic system or subsystem can be fully integrated on a chip, and the IC industry has formed a design method based on system-o...[Details]
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