WS20K12/Z

　　The circuit is shown in Figure 1. 　　A 20-pin MCU AT89C2051 is the main body of the electronic clock. Its display data is output from the P1 port in time-sharing, and P3.0~3.3 outputs the corre...[Details]

1. Hitachi develops lithium-ion batteries for plug-in hybrid vehicles. In January 2010, Hitachi and Hitachi Automotive Energy developed new lithium-ion batteries for plug-in hybrid vehicles. The ne...[Details]

1. Familiar with AVR microcontroller UART resources, starting with baud rate and frame   Baud rate: Different from 51, it has a separate baud rate generator, which does not require a timer to generat...[Details]

There are many different opinions on the meaning of "bandwidth". Many engineers ask why the "bandwidth" of oscilloscopes and the bandwidth mentioned in networks and communications are not the same un...[Details]

Kunlun Wanwei issued an announcement stating that its wholly-owned subsidiary Kunlun Group Limited (hereinafter referred to as "Kunlun Group") intends to invest US$50 million of its own funds in Pony...[Details]

Today (19), Intel launched a new graphics control center on the Microsoft Mall in China. This new graphics control center interface was revealed at Computex last month. At that time, Intel announced ...[Details]

  #include reg52.h #include intrins.h //library functions #define uint unsigned int #define uchar unsigned char //macro definition void delay(uint xms) //delay function { uint i,j; ...[Details]

News on May 7: Today, the entry #iPhone folding screen may be able to fold inwards and outwards# became a hot search on Weibo, attracting many netizens to watch. It is understood that the reas...[Details]

When talking about low-power processors, the first thing that comes to mind is always MSP430, but in fact STM32 can also have good low-power characteristics. Through reasonable software settings, the ...[Details]

Introduction 　　The switching power supply is a new type of regulated power supply that uses modern power electronics technology to control the turn-on and turn-off time ratio of the power switch tub...[Details]

Debugging environment Software: RealView MDK 4.03q Hardware: JLINK v7, TQ2440 development board When I first started learning ARM OS-free programming, I used Tianqian's TQ2440_Test project, which i...[Details]

ASTM International recently announced its latest personnel appointment. Andrew G. Kireta Jr. will become the new president, succeeding Katharine Morgan, who has served as president of ASTM Internat...[Details]

iPhone 11 sales exceeded expectations, and Samsung Display's OLED (organic light-emitting diode) panel supply was 10% higher than originally planned. On the 10th of last month, Apple released the i...[Details]

The National Space Science Center of the Chinese Academy of Sciences organized a summary and review meeting for the in-orbit test experiment of my country's first space gravitational wave detection t...[Details]

As climate change and environmental sustainability become more and more important, horticultural automation has ushered in unprecedented opportunities. Recently, Scythe Robotics has expanded its pr...[Details]