I have compiled some frequently asked questions in interviews. I hope these tips will be helpful to you in your interviews.
1. Given an array table, use a macro definition to find the number of elemen...
[font="][size=14px]As we all know, PCB boards are prone to bending and warping when passing through the reflow oven. So how to prevent PCB boards from bending and warping when passing through the refl...
1. Introduction of the WorkThis activity designs a steam sterilizer system, using the IMX1020 evaluation board. The design includes sterilization process control, modbus master module, temperature con...
During the recent test, it was found that the data read by STM32 ADC using DMA mode would appear as follows
I started to suspect that it was high-frequency interference from external signals. After a ...
ECG ten electrodes and 12 leads1. I don't know much about how to obtain electrocardiogram information using ECG. Why is ECG called 12-lead when it only has ten electrodes? What is the relationship bet...
1 Introduction In the mid-1960s, American scientist Maas conducted a large number of experimental studies on the charging process of open batteries and proposed an acceptable charging curve for ba...[Details]
1. Check the schematic diagram to determine the IO port that needs to be controlled
Open the schematic diagram and confirm that the IO ports to be controlled are GPF0, GPF2, GPG3, and GPG11
...[Details]
MMU, full name Memory Manage Unit, Chinese name - memory management unit.
Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally calcu...[Details]
When we drive through neighborhoods and towns and see kids walking and riding bikes, we realize the importance of road safety. According to a 2021 study by the National Highway Traffic Safety Admin...[Details]
Keil c51 is known as the best development environment for 51 series microcontrollers, and everyone must be familiar with it. Everyone knows some of its common features (it is also mentioned in books)...[Details]
In embedded applications, the main reason for using RTOS is to improve system reliability, followed by improving development efficiency and shortening the development cycle. μC/OS-II is a priority-ba...[Details]
&& : Logical AND, true if both are true
||: Logical OR, if one is true then the other is true
! : Logical NOT,
&: Bitwise AND
| : bitwise OR
~: bitwise inversion
^: Bi...[Details]
Today, thanks to its long-term practice and outstanding contributions in the field of corporate social responsibility, Saudi Basic Industries Corporation (SABIC), a world-renowned diversified chemica...[Details]
China Energy Storage Network News:
The 2022 Beijing Winter Olympics has already begun, and all events are currently running smoothly. "Zhangbei's wind lights up Beijing's lights," the spoke...[Details]
There are always people who have such a fantasy: in the future, humans can completely abandon TVs, computers, mobile phones and other display products with screens. Just like in various science fic...[Details]
Network Analyzer User Manual 1. Purpose This instruction manual is to standardize the operation of the vector network analyzer to avoid damage to the instrument caused by improper operation; it...[Details]
Connect a potentiometer to the analog interface 0 of the Arduino 168 Duemilanove 2009ATMEGA168P controller, and connect an LED to the digital interface 13 of the controller. When the potentiomet...[Details]
Recently, the Dongguan Municipal Development and Reform Bureau issued the "Notice on Organizing the 2024 Dongguan New Energy Storage Demonstration Application and Public Service Platform Certificat...[Details]
Sensor
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