VS 2005 team suit sdk: mobile 6 professional Problem description: When my mobile device memory was 6M, the application could not run. Later, I deleted some software and the program could run when ther...
A revolving lantern based on RTX51tiny, a simple multi-task scheduling example... I've had some time to learn 51, and recently I fell in love with the small system RTX51tny that comes with the 51 micr...
I am working on a project that requires low power consumption. The chip is STM32L151C8T6. I found some posts online that say that the unused pins on the hardware can be left floating. STM32Cube can be...
During the National Day holiday, an epidemic broke out in Harbin, which was finally brought under control after strict prevention and control measures.
At that time, temporary checkpoints were set up ...
[i=s]This post was last edited by Jacktang on 2017-6-22 08:29[/i] [p=28, 2, left][color=rgb(51, 51, 51)][backcolor=rgb(247, 247, 247)][font=宋体][size=14px][b]1. TTL level:[/b][/size][/font][/backcolor]...
1. What do toolchain, lib, app, rootfs, and qt mean? What files do they correspond to in the directory? 2. SHELL programming question #! /bin/sh test=123-abc test1=${test#123-} test2=${test##123-} #Wh...
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[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]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[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]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]