Why is a large capacitor connected in parallel with a small capacitor?
At high frequencies of the same frequency, the impedance of a large capacitor is smaller than that of a small capacitor, and it h...
[i=s]This post was last edited by w494143467 on 2021-1-31 11:58[/i]1. Introduction
I have studied FreeRTOS for a while, and basically used the official examples. Some time ago, I saw a brother on the ...
When writing MQTT, stm32 subscribes to multiple topics. I don't know how to judge the topic. How to judge? Which topic to judge? I can't debug the program after writing it. Please help....
CV measurementCapacitance-voltage (CV) and AC impedance measurements are commonly performed on many types of devices for a wide variety of applications. For example, CV measurements are used to determ...
The key to controller optimization lies in the following aspects.
(1) Dynamic characteristics
The dynamic characteristics are measured by the bandwidth of the frequency response character...[Details]
When the designer completes the program development on the MCU, the program needs to be fixed into the program memory inside the MCU. When the program memory of the MCU adopts Flash technology, the...[Details]
Big star product, free loan for testing! Advantech MIO-5152 3.5” embedded single board computer is waiting for you to experience Advantech MIO-5152 3.5" embedded single board computer, based on In...[Details]
Xpeng Motors has received exciting news that its flagship model, the Xpeng X9, has stood out in the rigorous testing of the China Automotive Technology and Research Center Co., Ltd. (CATARC) and ha...[Details]
To put it simply, the crossover of an audio system separates the analog signal into different parts such as high, medium and bass, and then sends them to the corresponding speaker units for playbac...[Details]
Recently, Shenzhen LeiShen Intelligent Systems Co., Ltd. (hereinafter referred to as "Leishen Intelligent") announced the completion of a D round of financing of several hundred million yuan, joint...[Details]
We usually use Busybox to build the necessary applications for the root file system. Busybox determines what operation to perform based on the parameters passed in. When the init process starts, it...[Details]
On the 24th, in the workshop of Fujian Junpeng Communication Technology Co., Ltd. located in Fuzhou (Changle) International Aviation City, workers were producing new energy storage equipment structura...[Details]
In 2023, domestic autonomous driving has been involved in urban navigation and assisted driving for a long time. However, I dare say that the number of users who have truly experienced urban functi...[Details]
FPC is the abbreviation of Flexible Printed Circuit, also known as Flex, which is flexible printed circuit board. Refers to a flexible printed circuit board that forms lines on copper foil based on P...[Details]
Debugging MCU often requires using a serial port.
The bare metal front-end and back-end systems are basically based on timer interrupts.
init.s startup code
Mode_US...[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]
SW7201+MCU
TYPE-C bidirectional 100W A port 36W output 2C1A can be flexibly configured according to actual application
Supports multi-channel input and output detection and channel drive
...[Details]
As can be seen from the figure, the analog ADC is divided into two parts, one is the touch screen function, and the other is the ordinary ADC function. Two interrupts, INT_TC and INT_ADC, can...[Details]
PID is proportional differential control. You can refer to the automatic control course for detailed introduction! In temperature control, positive action and negative action mean heating when posi...[Details]