5ETP3.15

In 2020, industries such as semiconductors and displays will continue to grow rapidly. At the same time, domestic investment will continue... First, take Nanjing and Hefei in the Yangtze River Delta ...[Details]

      The creation of consumer-grade AR glasses is too difficult, so Apple can only test the waters with VR headsets first. 　　It has long been an open secret that Apple is developing AR glasses. 　　Co...[Details]

On June 6 this year, the Ministry of Industry and Information Technology issued 5G licenses to China Mobile, China Telecom and China Unicom, marking the arrival of China's 5G era. At the same time, a...[Details]

1. Hardware Protocol 1.1mini2440 I2C device as shown in the figure 1.2 The I2C protocol is as follows: 1.3 Start and stop signals are as shown below 1.4 I2C bus data transmission timing: ...[Details]

Introduction: In order to generate and analyze signals without high sampling frequency requirements, a sound card is used to replace the expensive data acquisition card for sampling and output. The vi...[Details]

　　1 Description 　　Use STM8S internal clock (HSI); 　　PWM mode 2; 　　The duty cycle is 50% and the frequency is 2Hz (convenient for testing LED lights); 　　PD2 port is connected to an external LED ligh...[Details]

The price difference between a low-end and high-end digital oscilloscope is nearly 50 times (8,000 yuan to more than 500,000 yuan). What is the reasonable choice? 1. Bandwidth If you need to acc...[Details]

Similarly, we create "lcd.c" and "lcd.h", and then add them to the project file. The code of "lcd.c" brings together all the commonly used functions that Teacher Song has written for us. 1. The cod...[Details]

1 Introduction        Stepper motors can achieve fairly high positioning accuracy in a simple open-loop operation mode, and can output large torque when running at low speed. Therefore, they have been...[Details]

The "Photovoltaic Grid-connected Inverter Technology Innovation Forum" hosted by Beijing Jianheng Certification Center was held in Beijing on July 4. Major domestic photovoltaic inverter manufacturers...[Details]

The MAX11646/MAX11647 low-power, 10-bit, 1/2-channel analog-to- digital converters (ADCs) feature an internal track/hold (T/H) circuit, voltage reference, clock, and I²C-compatible 2-wire...[Details]

Design ideas of electromagnetic tracking part: Inductor collects electromagnetic signals, amplifies, rectifies, filters, and collects AD signals Electromagnetic signal amplification circuit: The op...[Details]

The ADC converter of STM8 has a resolution of 10 bits. The special thing about STM8 is that if the user can accept a lower resolution, the speed of reading the conversion result will be faster; the us...[Details]

At home, when it comes to hardcoreness, sweeping robots are no less capable than other high-tech products. Although many people think that sweeping robots are just vacuum cleaners with wheels that ...[Details]

China Energy Storage Network News: China's clean energy development focuses on the western and northern regions, mostly at the end of the power grid, or even in areas without power grids. The...[Details]