I am using Zhou Ligong's EasyARM1138 development board, and all the routines given are in the IAR5.11 environment.I would like to ask if anyone can use the driver library provided by Luminary to build...
ROM: (Read Only Memory) Program memoryUsed to store program data and constant data or variable data in the microcontroller. All codes in c files and h files, global variables, local variables, constan...
I2CBus working mode related subroutines 1. I written in C language2CInitialization subroutine of bus working mode //I2CInitialization subroutine voidi2cint() {SSPCON = 0X08 ;// Initialize the SSPCON r...
[i=s] This post was last edited by paulhyde on 2014-9-15 04:18 [/i] Questions for the 1st to 9th National Undergraduate Electronic Design Competition...
I used INT0 and timer T1 in 89s52 to make an infrared receiver. It can receive but there are still some problems. I burned the program into the microcontroller and pressed the key. Sometimes it would ...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the reform of the education system, the proportion of funds invested in teaching facilities by colleges and universities has become increasingly important. As the most basic hardware condition fo...[Details]