SP2-050-N286/01-99/2

0 Introduction Topic B of the 2009 National Undergraduate Electronic Design Competition is "Sound Guidance System"; the topic requires the design and production of a sound guidance system....[Details]

　　The enantiomers of hexaconazole, diniconazole, diniconazole, flutriafol, triadimefon and tebuconazole were successfully separated under reversed phase chromatography using self-made cellulose trich...[Details]

According to Zhongwu.com, Changzhou Xinsheng Semiconductor Technology Co., Ltd. ("Changzhou Xinsheng") recently completed and put into use a new plant covering an area of ​​130 mu. At present, the eq...[Details]

Due to the ban on Huawei by the United States, Trump's "promotion" of Huawei in international occasions, and the overwhelming coverage of domestic and foreign media, Huawei has become famous, making ...[Details]

Common knowledge of crystal diode selection Introduction for electronics enthusiasts: This article starts with various types of diodes and introduces the selection techniques of diod...[Details]

STV series steam flowmeter is widely used in the fields of petroleum, chemical industry, natural gas, etc. due to its simple structure, firmness, easy duplication, strong versatility and low price. T...[Details]

    Today when I was debugging a program, I found that when a function return value was assigned to a variable, the variable value always displayed "not in scope" and I could not see the value assign...[Details]

PIC microcontrollers have multiple interrupt sources. The 16 series has only one interrupt entry, and the 18 series has two interrupt entries. The writing format is slightly different under different...[Details]

AC regulated power supply is an important part of power supply technology. Its input is single-phase or three-phase AC power, and its output is still AC power (single-phase or three-phase)....[Details]

1 Introduction Since the 21st century, the automobile industry has played a leading role. At the same time, the proportion of electronic equipment in the cost of vehicle manufacturing has ...[Details]

introduction Traditional MCU control systems usually download programs by removing the chip and burning it with a programmer, or by using ISP for online programming. With the continuous changes in ...[Details]

The consumer electronics market, especially the LED driver market, has developed rapidly in recent years. These markets require power supplies/drivers with low power consumption, small size and ultra...[Details]

1.CPU Timing Oscillation period: The period of the oscillation source that provides the timing signal for the microcontroller (crystal oscillator period or external oscillation period). For example...[Details]

STMicroelectronics 2020 Industrial Summit opened on December 2! ST brought more than 50 technical promotion meetings, exhibited more than 100 demonstration devices, and invited experts to answer ques...[Details]

As the name implies, non-contact temperature sensors are sensors that can measure temperature without direct contact with the object being measured. This type of sensor is widely used in industry, ...[Details]