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The usage of 89S51 watchdog function is as follows:  In the initialization of the program, write 01EH first and then write 0E1H to the watchdog register (WDTRST address is 0A6H). The watchdog can  be...[Details]

　　1. Brief Introduction 　　How to judge the temperature of a cup of water? Generally, we touch it with our hands. Depending on the season, it is not comfortable to touch if it is too hot or too cold. ...[Details]

On June 1, the U.S. House of Representatives Judiciary Committee stated that the two parties in the United States plan to conduct antitrust investigations on four U.S. technology giants, Google, Appl...[Details]

Principle of USB dual-machine communication Since the USB model is a Host-Slave (host-peripheral) master-slave structure, there is no way to make two hosts communicate directly through the U...[Details]

In 2022, global economic growth will slow down significantly, the capital winter has become a general consensus, and autonomous driving will also be affected to a certain extent. According to Gasgo...[Details]

1. What is ripple ? Ripple is defined as the AC component superimposed on the DC stable quantity in a DC voltage or current. It has the following main disadvantages: 1.1. It ...[Details]

How to call files without losing them when power is off 1. Read the number of 3 parameters and save them to EEPROM after modification My usage is: unsigned int Temp_Buf ; //Define cache: Read_Fla...[Details]

The MAX6495–MAX6499 family of small, low-current overvoltage protection circuits is ideal for systems with large voltage transitions in automotive and industrial applications. These devices mo...[Details]

Poly (NYSE: PLT), a leading global unified communications and collaboration company, announced the launch of the Poly Voyager  4200 and Poly Voyager 5200  series of business headsets. Designed ...[Details]

The parameter commonly used in communication engineering to describe signal phase distortion - group delay (also called envelope delay) is defined as: the slope of the characteristic phase shift...[Details]

Data processing The signal to be measured is added to the P3.4 (T0) pin of the microcontroller after the preprocessing circuit, which can provide an effective input signal for the microcon...[Details]

Baud rate configuration can set the baud rate for UART operation through the configuration registers UART_IBRD and UART_FBRD. The baud rate calculation formula is: current baud rate = UART reference ...[Details]

0 Introduction Since the early 1970s, the birth of microprocessors has promoted the rapid development and application of computer information technology. Data acquisition and processing is a combin...[Details]

Transformer DC resistance tester working principle block diagram. It is mainly composed of constant current power supply, discharge circuit, amplification and analog-to-digital conversion circuit, com...[Details]

On October 23, the Anhui Provincial Department of Industry and Information Technology issued an announcement to solicit public opinions on the "Anhui Province New Energy Storage Promotion and Appli...[Details]