1.Measurement principle1: Introduction to infrared wavelengthFigure 1Infrared spectrum
The commonly used measurement wavelength range is: 700nm~14000nm2: Object radiationFigure 2 Schematic diagram of ...
[i=s]This post was last edited by qi777ji on 2021-5-24 11:14[/i]I finally received this book today, thank you EEWORLD! I opened the title page and saw in the preface that the author introduced that th...
[indent][align=left]Diodes are common devices in circuit design, but there are many types of diodes, such as ordinary diodes, Zener diodes, Schottky diodes, etc. So what are the differences between th...
Shared bikes are really good, and provide a very good experience for users. But why are they still so bad? In fact, it is because of competition. If one company could monopolize the operation and turn...
This design is a scientific calculator based on 51 single-chip microcomputer.
The functions that can be realized include:
(1) Four arithmetic operations (addition, subtraction, multiplication and d...[Details]
Guangdong Gowin Semiconductor Technology Co., Ltd. (hereinafter referred to as "Gowin Semiconductor"), the world's fastest growing programmable logic company, announced a collaboration with ARM to br...[Details]
Mouser Electronics New Product Recommendations: Nearly 70,000 New Materials Launched in 2021, the First Global Distributor to Introduce New Products January 27, 2022 – Mouser Electronics, a leading...[Details]
A digital blogger broke the news that in order to get rid of the US technology restrictions, Huawei will officially launch the code-named "Tashan Plan" after the "Nanniwan" plan, and put forward a cl...[Details]
1. Introduction
In recent years, due to the increasingly serious environmental pollution and industrial needs, the development of sensors has received much attention. As air pollution prevention and...[Details]
The supply voltage of the core processor of handheld devices is getting lower and lower, but it is another challenge to balance efficiency and battery life. The most commonly used in the step-down ...[Details]
Recently, Xiaomi Youpin launched a "North Sea Monster X TINYL Joint Mini Vinyl Bluetooth Record Player". For those who are familiar with the New Pants Band, this product is full of Peng Lei's s...[Details]
Supercapacitors are efficient and practical energy storage components, and graphene as an electrode material has superior performance in all aspects compared to traditional activated carbon. Peopl...[Details]
Shimadzu, Agilent and Waters. I personally think the first two are more common. Shimadzu is relatively cheap and very durable. Generally, it is well maintained. Except for the replacement of consumab...[Details]
This article will describe two methods: using deterministic latency and using control bits within the JESD204B interface data word. Both methods are features of JESD204B Subclass 1. The recently relea...[Details]
According to Mukul Sharma, Huawei has recently applied for three new trademarks, Honor Home, Honor Go and Honor Work. Information shows that Huawei applied for registration of new trademar...[Details]
C Code //STM32F103RBT6, the startup code included is STM32F10x.s #include "mytype.h" //GPIOA8 is LED0 #define GPIOA_CRL (*(vu32*)(0x40000000+0x10000+0x0800+0x00)) //volatile unsign...[Details]
Using a scatter table can reduce program writing as much as possible and is convenient.
Reduce the number of judgments.
Program name: scatter program test
; Description: LED1 lights up after starti...[Details]
The Southeast University-Huawei 10-year cooperation framework signing ceremony and talent program launching ceremony was held. This is an important strategic cooperation between the two parties foll...[Details]
In the past two years, the competition in the projection industry has intensified. From technological innovation to marketing strategies, the competition among major projection companies has never ...[Details]