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      The cause of the incident was this: every time Apple released a new iPhone, Tony would always notice that a group of netizens would appear online and shout slogans like "The old iPhone price ha...[Details]

　　Adding a current-limiting circuit to the emitter-follower output stage of a power amplifier or linear regulator protects the output h transistor and downstream circuitry from excessive current . ...[Details]

In a way, its low margins make it more profitable.   Amazon skeptics have long repeated a common refrain: The e-commerce giant isn’t making money, the razor-thin profit margins it uses to crush compe...[Details]

1 Concept of Carrier Ethernet As a fast, simple and high-bandwidth local area network, Ethernet has been used in enterprise networks for more than 30 years, but its application has been under...[Details]

During the process, when local discharge occurs in some weak parts of the internal insulation under the action of high field strength, ultrasonic energy is released, and spherical ultrasonic waves pr...[Details]

File Structure Modular programs should have a good program structure. AVR C language programs have two types of user files, .c program files and .h header files. During the program writing process, t...[Details]

　　0 Preface 　　Stepper motors have the characteristics of fast start and stop and high precision. Due to the control advantages of stepper motors in speed and position, production machine tools such...[Details]

The following error is reported during the compilation of the stm8s program: Compiling stm8s_stdperiph_driversrcstm8s_adc2.c... cxstm8 +mods0 +debug -pxp -no -pp -l -istm8s_stdperiph_driverinc -i"C...[Details]

start.S source code: .global _start _start:     ldr sp, =0xD0030000 // Initialize the stack because the C function will be called later      bl clock_init // Initialize the clock      bl ddr_init // ...[Details]

Over the past week, some M1 Mac users have reported worrying SSD health readings indicating that the devices are writing excessive amounts of data to their drives. Many users have reported that ‌M1...[Details]

1 Introduction In the past few years of dealing with various types of single-chip microcomputers, I have found it more and more clear that when learning a single-chip microcomputer, you must not trea...[Details]

The pressure of the calibrator is unstable or cannot be pressurized normally 1. The oil tank is insufficient. 2. The pipe joints are damaged and leaking during transportation...[Details]

The latest report released by International Data Corporation (IDC) shows that China's wearable device market shipments in the first quarter of 2020 were 17.62 million units, a year-on-year decrease o...[Details]

This article and the other two sister articles are all intended to explain how to tailor a Linux system suitable for running on the mini2440 development board to record your own learning results. Thi...[Details]

In early October, at a battery energy storage project construction site in Ben Djali Province in northern Côte d'Ivoire, construction workers were stepping up civil construction. In June 2021, in orde...[Details]