[i=s]This post was last edited by Xiao Feng Chui Yi on 2022-10-23 08:51[/i](3) Use ESP32-01S to upload data
STM32 sends AT commands to ESP32-01S through the serial port and uploads the data to Alibaba...
[i=s]This post was last edited by 943614033 on 2019-2-24 10:56[/i] [font=宋体][size=5]The chip model is STM32L051K8U6. During the debugging process, a phenomenon was found: after using HAL_TIM_Base_Star...
[i=s]This post was last edited by ksniper on 2021-6-21 16:15[/i]I am very happy to read the physical version of Zheng Huimin's book "Operational Amplifier Parameter Analysis and LTspice Application Si...
I'm tinkering with AD7190. The data can be read, but sometimes it's wrong.Most of the values are correct, but sometimes they are very different.The program was written by another person, who said he u...
We are looking for MCU sales engineers: experienced, able to open orders, annual salary 100,000 to 300,000+, no upper limit. Ms. Sun 15817472114 (same as WeChat ID), location: Xixiang, Baoan....
1 Introduction
At present, three methods are mainly used to realize the robot's olfactory function in the research work on the robot's olfactory problem: one is to install a single or multiple gas se...[Details]
The stator winding of the motor is mostly made into a three-phase symmetrical star connection, which is very similar to the three-phase asynchronous motor. The rotor of the motor is attached with a...[Details]
A variable resistor with an integrated programmable temperature-indexed lookup table can compensate for the temperature drift of a regulator. In this case, the lookup table changes its resistance eve...[Details]
Introduction: Based on the ARM microprocessor and embedded μC/OS-Ⅱ operating system, a design scheme for roundness and cylindricity error measurement system with high automation and reliable operatio...[Details]
According to the latest news revealed by LetsGoDigital, Huawei’s latest patent application shows that they are creating a more amazing new phone, which may have an entire screen on the front. ...[Details]
567 is an audio decoder, which is mainly used in automatic telephone systems to identify received telephone tones. The core of this integrated circuit is a high-reliability, high-precision phase-lock...[Details]
Recently, Zhihu has been organizing an activity on smart cockpits, which also involves many professional issues related to the Internet of Vehicles. I would like to start with GM's Onstar Gen 12, and...[Details]
Whether it is a smartphone or an electric car , batteries are one of the bottlenecks in improving the current experience. It is difficult to achieve comprehensive progress in terms of battery life, s...[Details]
According to statistics, there are more than 270 million patients with hypertension in my country, and 40% of them do not know that they have hypertension. In order to effectively control hypertensio...[Details]
A global shortage of semiconductor chips is hitting supply chains and shows no signs of easing. Many automakers, from Ford to General Motors and Toyota, have cut production as a result. The U.S. Sena...[Details]
At the "2022 Global New Energy and Smart Vehicle Supply Chain Innovation Conference" hosted by the Electric Vehicle Hundred People's Forum, Miao Wei, Deputy Director of the Economic Committee of the ...[Details]
What are the characteristics of the biological toxicity tester? A number of major sudden water pollution incidents have occurred one after another, which not only caused huge economic losses, but al...[Details]
TL431 is a precision voltage regulator, while PC817 is an optocoupler. In switching power supplies , the design of voltage regulator feedback circuits usually uses TL431 and PC817 to cooperate. In fl...[Details]
I bought a learning board from the STC series on Taobao for more than 300 yuan. It has many functional interfaces and can perform most of the experiments in the textbook. I used it as our experimenta...[Details]
Dear leaders and guests, hello. Today I would like to share with you "Developing Energy Storage Technology to Promote Green and Low-carbon Transformation", which mainly includes the following four poi...[Details]
Test/Measurement
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