I have a question. I am making a socket program. The client is on the PDA and the server is on the PC. But every time I send a string from the PDA to the PC, why is there a small black box after the s...
[size=3][color=#000][font=宋体]Special power supply is a special type of power supply. The so-called special is mainly because the technical indicators of the power supply are different from those of th...
[indent][align=left]Power supply voltage monitoring is also a frequently used module for microcontrollers. When stable industrial-grade products are required, the power supply voltage is often monitor...
To extend the concept of source? To differentiate from digital multimeter? To demonstrate its unique advantages?Keithley SourceMeter digital source meter series is designed for those test applications...
Color Doppler ultrasound is widely used in clinical departments of large and medium-sized hospitals. It is one of the important equipment for clinical diagnosis. It has irreplaceable advantages over o...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]