[i=s]This post was last edited by qwqwqw2088 on 2020-12-24 20:24[/i]The 120Hz or 100Hz components in the output current components of the switching power supply are "very small", while the current com...
New hot spots in automobiles: TI's star products in T-BOX (in progress)InterfacePHYSection 1 DP83TC811S-Q1: Automotive Ethernet makes your T-BOX even more powerfulCANSection 2 TCAN1042-Q1: “Hard-core”...
After solving the compilation error problem, I encountered the problem of not being able to download. When I clicked to download, the following prompt appeared:Later, through searching on the Internet...
It is the circled area in the figure. At this time, no current flows into the secondary side, and the diode is reverse biased and cut off. Then its terminal voltage should be the secondary side voltag...
Thermistor K value in lithium battery management circuit. If you use a different thermistor, you can choose to calculate and change the temperature coefficient using the attached excel document.
Recal...
[i=s]This post was last edited by wangerxian on 2022-6-6 14:08[/i]A few days ago, I saw a review posted on the forum, which was a Qinheng CH224EVT evaluation board [ https://en.eeworld.com/bbs/elecpla...
I believe that those who have played with 51 should have played with DS18B20. Although it is used on ARM11, the operation is still the same. One more thing is that you need to switch the IO direction...[Details]
In the figure, B and C are two different monostable circuits. B is a differential falling edge triggered monostable; C is a rising edge triggered monostable. In the figure, B is the same as A, the...[Details]
1 Introduction The vortex gas flowmeter is a velocity flowmeter that is widely used in the production, storage and transportation of crude oil. Since it has no moving parts and has temperature and pr...[Details]
Introduction: This topic comes from a project of Beijing Puji General Company. Since the company’s existing stand-alone spectroscopic instrument products (such as 1810, T6, etc.) use parallel port...[Details]
If it weren’t for the epidemic, our lives seem to have been programmed. In the past, at the beginning of each year, I would be busy running around the CES while lazily preparing for the upcoming S...[Details]
Ultrasonic level meter is a commonly used measuring instrument with many advantages such as wide measuring range, high accuracy, high sensitivity, fast response frequency, etc. It is widely used in ma...[Details]
AVR microcontroller is an enhanced RISC low-instruction set high-speed 8-bit microcontroller with built-in Flash developed by ATMEL. It draws on the advantages of 8051 and PIC microcontrollers, has t...[Details]
As the concept of the Internet of Things continues to gain popularity, NB-IoT has become more and more popular. After the gradual development and improvement in 2017, the "first year of NB-IoT commer...[Details]
After the switch SA1 is switched, the device can automatically control the lighting in corridors and public toilets in public places, so that the lighting is turned off during the day, and the ligh...[Details]
This application note describes
a simple method for changing the resistance of a digital potentiometer
using an external
analog
voltage. A Microchip PIC12F683
microcontroller
...[Details]
One of the key recognition methods 1. Each time switch SP1 is pressed in the experimental task , the count value increases by 1, and its binary count value is displayed through P1.0 to P1.3 of the P1...[Details]
On August 4, according to Nikkei Asia, Apple is looking for more Chinese suppliers for subsequent new iPhone products. Currently, leading domestic companies in the segment, such as Luxshare Precision...[Details]
Looking at the Hi-Fi amplifiers on the market, most of them are Class A and B amplifiers with an output power of more than 100W, and Class A amplifiers account for a considerable proportion of the ...[Details]
Many Tianfu Energy Storage vanadium battery stacks have been successfully delivered. Recently, Sichuan Tianfu Energy Storage Technology Co., Ltd. has provided customers with many independently develop...[Details]
Analogue and Mixed Signal
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