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　　At present, the common ARMs in the domestic market include NXP (Philips), Samsung, Atmel, TI, ADI, etc. According to user requirements and application areas, you can choose from the following aspec...[Details]

Because a small oversight can lead to a deadlock (shared with colleagues using STC89C52 microcontrollers, don't waste unnecessary time on such problems again): Tonight, as usual, I was still...[Details]

OLED can be divided into two types according to the driving method: passive driving (Passive Matrix; PMOLED) and active driving (Active Matrix; AMOLED). The driving method of OLED is current drivin...[Details]

The article describes the development trend and power consumption characteristics of mobile phones, focusing on the most concerned issue of smartphone power consumption, and introduces two methods to ...[Details]

Full-screen mobile phones have become widely popular. What else can we imagine about mobile phones in the future? Samsung's answer is: "A mobile phone with only a screen on the front." This concept p...[Details]

(Reporter Cao Lei, correspondent Wang Xin, Zhu Changjiang) This morning, the reporter learned from Hubei Electric Power Co., Ltd. that Wuhan has fully entered the preparation stage for the power su...[Details]

The role of motor soft starter A motor soft starter is an electronic device used to control the starting process of a motor. It can gradually increase the motor voltage to reduce the starting ...[Details]

The electronic digital display hydrometer uses the Archimedean principle and combines modern microelectronics technology to directly display the measured material's density. So how does the direct re...[Details]

After years of development of new energy vehicles dominated by pure electric vehicles, fuel cells have become increasingly popular in 2019. As shown in the figure below, we can see that China's fuel...[Details]

1. Comparison of the three mainstream RF solutions and their advantages and disadvantages 1): Bluetooth solution (IEEE802.15) The Bluetooth protocol allows data to be transferred between ...[Details]

"The industry has only been around for a few years, but it seems to be coming to an end," sighed a businessman in the TWS headset industry.   Five years ago, Apple first launched Airpods, which imme...[Details]

//Applicable to STM8S003F3 //main.c file //Experimental phenomenon: When the power is turned on, all digital tubes are on and display 0; when a button is pressed, the corresponding digital tube numbe...[Details]

Introduction: German scientists have developed a new cathode and electrolyte combination to improve the stability of lithium metal batteries. Researchers at Karlsruhe Institute of Technology and He...[Details]

Small circles, small hearts, embarrassing faces... whatever you can think of, the expression matrix can show you, isn't it cool? If you are unlucky like Raj in TBBT, who gets tongue-tied when seeing ...[Details]

The inverter is a power control device that converts industrial frequency power into adjustable frequency and voltage. It is widely used in industrial automation, power systems, transportation and ...[Details]