vxworks has the following description of Far pointers. Can someone explain it to me in detail? I don't want to translate it. Thanks. /* Far pointers * * Specify here which pointers may be far, if any....
Could anyone provide some examples of antenna impedance matching + Smith chart debugging? The problem I am facing now is: the parameters (such as series-parallel/capacitor-inductor-resistor) calculate...
Recently, I compared and studied the MSP430 and 51 microcontrollers. I found that the MSP430 CPU is integrated with 16 registers, of which 4 registers (R0 to R3) are used as program counter, stack poi...
Abstract: This paper analyzes the research status of the inverter power supply detuning control method in terms of model, solution algorithm and control system, points out the fundamental reason why t...
For sqlite3: Related files: main.c Makefile In main.c, perform corresponding operations on SQLite3. In Makefile, just add gcc -o $@ $(OBJ) -lsqlite3, and then you can directly call various methods in ...
I made this according to the requirements of Guo Tianxiang's video. He used the delay function, and I used the timer. However, the interval time seems to be less than 1s. Can someone analyze it for me...
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]