[i=s] This post was last edited by Beifang on 2018-9-27 12:44 [/i] 1. The TLP3547 evaluated this time is actually a relatively common series of photoelectric isolation products. It is a must-choose in...
Title: Drive the digital tube to display dynamically, and move from right to left on 8 digital tubes and display the number "2019" cyclically. Use the toggle switch or key as the external interrupt re...
First of all, I felt novel when I saw this level test, and then I thought of the kids of engineers in our forum... Then I thought of the ESP32 development environment that was complained by engineers,...
I suddenly had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated, ...
Valeo showcased its latest innovative technologies and is committed to leading the transformation of mobility. At the auto show, Valeo exhibited its low-voltage (48V) pure electric city prototype,...[Details]
This application note discusses the development trend of light emitting diodes (LEDs) in general lighting applications, compares the performance of LEDs with other lighting technologies, and analyzes ...[Details]
Power supply noise is a type of electromagnetic interference, and the spectrum of its conducted noise is roughly 10kHz~30MHz, and can reach up to 150MHz. Power supply noise, especially transient no...[Details]
Gartner claims that global semiconductor revenue is expected to reach $429 billion in 2019, a 9.6% decline from $475 billion in 2018. This is a decrease from the previous quarter's forecast of -3.4%....[Details]
On November 20, according to foreign media reports, at the Guangzhou Auto Show, Chinese electric vehicle startup Xiaopeng Motors announced that its next-generation autonomous driving architecture wil...[Details]
In less than ten minutes after you finish reading this article, more than 20 people around the world have passed away due to car accidents, and about 90% of them are from developing countries like ...[Details]
The role of pull-up resistor in microcontroller
1. The open drain gate circuit of the field effect tube is as follows:
The function of the pull-up resistor in the figure is analyzed as follows...[Details]
0 Introduction
At present, in the papermaking industry, domestic and foreign manufacturers of all sizes still widely use traditional oil heating and steam heating papermaking drying cylinders. ...[Details]
During work, I found that many electrician friends are not clear about the working principle of single-phase capacitor motors. Today I will analyze it for you. We know that the power supply has thr...[Details]
Recently, the "2017 Global Smart Inverter Application Technology Summit" jointly organized by China Photovoltaic Test Network and Shanghai Solar Energy Society was grandly opened in China Dragon ...[Details]
The previous article introduced the host power-on reset USB device. In the process of establishing control transmission, 8 bytes of data were sent to the device. These 8 bytes are 0x80 0x06 0x00 ...[Details]
UART serial port, as the most commonly used communication interface of microcontroller, has been deeply rooted in the minds of every embedded engineer. UART serial port has simple and practical charac...[Details]
Power design
for
portable
products
requires system-level thinking. When developing battery-powered devices, such as mobile phones, MP3s, PDAs, PMPs, DSCs and other low-power pro...[Details]
China Energy Storage Network News
: On October 23, State Grid Corporation of China Chairman Kou Wei met with Israel Electric Corporation Chairman Yiftah Lantar and his delegation in Beijing. ...[Details]
Since the beginning of this year, state-owned central enterprises have continued to increase their layout in strategic emerging industries. A reporter from China Securities Journal recently visited th...[Details]
Test/Measurement
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