2-A-04-048.0-17-C-2

As shown in the following code, why is sending port SDA to SDA a set operation? In fact, SDA is an offset, which is based on GPIO_PORTB_BASE. SDA defines a certain pin, such as #define SDA 0x20H This...[Details]

　　1 Introduction 　　Liquid crystal display (LCD) has low power consumption, small size, ultra-thin, light weight, and no distortion and convergence error of the geometric figures of the screen, so it ...[Details]

AC motors generally use three-phase system, because compared with single-phase motors, three-phase AC motors have obvious advantages in performance indicators, raw material utilization and price. T...[Details]

Common-mode currents in non-isolated power supplies can be a source of electromagnetic interference (EMI), but have you ever tried to eliminate them? In some high-voltage power supplies, such as t...[Details]

With the development and progress of materials science, process technology, and computer technology, circuit systems are developing towards a highly integrated direction. The production and manufac...[Details]

The major changes that digital technology has brought to our lives have been most profound and long-lasting on smartphones. But over the past decade, some people have been thinking about whether phys...[Details]

Last October, Microsoft released its first dual-screen Android phone, Surface Duo. The phone features an ultra-thin body design and two 1800*1350 5.6-inch screens connected by a hinge. After a year...[Details]

In the early 1980s, Japan's Toshiba Corporation first applied AC speed regulation technology to air conditioners. By 1997, its market share had reached more than 70% of Japan's household air condit...[Details]

GaN Systems, a gallium nitride supplier, will showcase a variety of products developed by the company at PCIM Europe 2022. GaN Systems will showcase solutions for smaller, lighter and lower-cost powe...[Details]

As a backup power source, batteries have been widely used in computer networks, communications, electricity and other fields. The charge of the battery is closely related to the reliability of the ent...[Details]

This morning, Huawei Investment Holding Co., Ltd. announced its decision to sell the entire Honor business assets to Shenzhen Zhixin New Information Technology Co., Ltd. After the transaction, Huawei...[Details]

1 Introduction The world's electronic products have entered an era of faster, higher density, thinner, lower cost and more effective heat dissipation packaging. With the rapid commerci...[Details]

background If you have some understanding of ST's μPSD devices, are familiar with the internal structure and principles of the MCS-51 series of microcontrollers, and have used PSDSOFT EXPRESS ...[Details]

Initial password: 12345678 This program is implemented by using 51 single chip microcomputer to control 74LS164 latch The MCU and the memory use IIC communication to establish the cryptographic syste...[Details]

On October 16, the second Midea Visionary Conference was held in Shunde, Foshan. Academician of the Chinese Academy of Sciences and professor of Huazhong University of Science and Technology Ding Han,...[Details]