[i=s]This post was last edited by paulhyde on 2014-9-15 09:02[/i]【2010 Provincial Competition】【Shandong】
Let’s guess what kind of control questions will be asked. It won’t be like last year, where ana...
A very good authoritative guide to Cortex-M3, and it is in Chinese, sharing it with everyone!uCOS-II transplantation on Cortex-M3 series MCU1[1].2 ARM Cortex-M3 processor...
I want to make a pci virtual device in a virtual machine. Is it feasible? No matter what virtual machine software is used. How can I learn to write drivers? No need to add devices. And I can also debu...
Hi, I have a problem now.
I can't compile the C language using the functions in malloc.h under CCS.
Code: #include malloc.h
1. could not open source file "malloc.h"
2. If this line is cancelled, all m...
1 Introduction At present, avalanche photodiode (APD) is a highly sensitive optical detection device that can accurately receive data and measure optical power and is widely used in optical fiber sens...
[p=24, null, left][color=rgb(51, 51, 51)][font=arial] [/font][/color][/p][p=24, null, left][color=rgb(51, 51, 51)][font=arial]At present, if we say that the United States is the world's leading techno...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[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]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[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]