StartFragmentI want to use a microcontroller to generate a 50Hz, effective value 1 sinusoidal signal, and then compare it with the AC signal I sampled. Do I need to make a sine table? How should I do ...
During the discussion of the "DIY your own emergency light" event held in the forum recently, some netizens proposed the use of constant current source chips.
It reminds me that when using pt100 to me...
I just finished the TI course and learned a little from my classmates. In general, MSP430 is suitable for a novice like me to learn. It has powerful functions and simple circuits. I hope the experts i...
A Casio STN LCD, 3.8 inches, 320×240, 16-level grayscale screen. The model should be MD567TS00-01. I have searched for a long time on the Internet, but I can't find the data sheet of this screen. Can ...
If you have the following testing needs, please contact me. The resources of AVIC 301 Institute include: capacitor testing, component screening, electronic product failure analysis, identification of ...
(Beginner Driver) The book says: "Kernel mode drivers, including WDM drivers." But it also says: "WDM drivers and kernel mode drivers are different." So: How to define a WDM driver? What is a WDM driv...
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
Many industrial fields such as industrial automation, logistics, and smart grids require that machinery and products be safe and have passed functional safety certification. When developing machine...[Details]
While we enjoy the great benefits of solid-state technology, the microelectronics at its core rely on clean electricity. Faster speeds and lower voltages mean higher demands on power quality. Power...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly. Together with the powertrain, they constitute the five insepa...[Details]
Due to work needs, I need to implement square root operations on a single-chip microcomputer. Currently, most square root methods use Newton's
iteration method. After checking some information,...[Details]
Beijing time, June 29, according to foreign media reports, mobile phone chip supplier Qualcomm announced on Thursday that it will adjust its internal structure and establish a new subsidiary to protec...[Details]
1 Introduction
Frequency, period and phase are the three major elements of AC signals. In general, the analysis of AC signals requires the study of their frequency and phase, while the period c...[Details]
Abstract:
ZD832 is the world's first AC-DC constant current LED driver IC suitable for 85~240VAC AC power input without an external transformer or inductor and bridge rectifier. It only requi...[Details]
Better continuity throughout the product lifecycle
Different types of instruments are often used at different stages of the product lifecycle. For example, in R&D, benchtop instruments ...[Details]
When it comes to "brake kinetic energy recovery system", everyone must be very familiar with it. This equipment, which was once exclusive to hybrid models, has gradually entered ordinary models. As...[Details]