Preface This article and three others will analyze the IP Queue mechanism from user-mode applications to kernel-mode module programming. The titles of the three articles are: Analysis of the Linux Ker...
The circuit is shown in the figure. The front-stage transistors of the OCL circuit are: NPN-PBSS8110Y, PNP-PBSS9110Y. The models of the rear-stage transistors are: NPN-NSS1C301ET4G, PNP-NSS1C300ET4G. ...
I am working on the software side of a hardware project and now I have a problem that I would like to ask for a solution. A motherboard is connected to an MCU, which controls the voltage regulation or...
Notes on using an oscilloscope to test rippleMeasure using the AC coupling mode of the oscilloscopeBecause the oscilloscope head cover is easy to introduce noise, the probe head cover must be removed ...
The problem is this: About a month ago, I built a S3C2410 project on IAR6.1. I have two boards, one FS2410 board from Youlong and two UP-TECH2410 boards from Broadcom. There are two debuggers for that...
[color=#666666][font=arial, 宋体]I soldered a board myself. It was running fine, but suddenly the program configuration failed. I measured and found that the 1.2V would short-circuit as soon as it was p...
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]