Part of the program code is as follows:#define KEY1 (1u110) //Pin P2.10 is connected to KEY1, define constant KEY1 (related to the hardware circuit of the board)OS_EVENT *ReMsgQeue ; //Define message ...
When using Keil to debug the ucos project downloaded from the Internet , an error occurs: .\OutPut\LPC214X_uCosii.axf: Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'. .\...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:17[/i] [b][font=宋体][size=12pt][font=宋体][size=12pt]You can also discuss control topics[/size][/font][/size][/font][/b]...
[color=#0000FF]Student agent, small profits but quick turnover ARM7 development board only 300 yuan! ARM9 development board only 500 yuan! [/color][b][/b] Hengfeng Ruike HF44B0A S3C44B0 (V4.0) arm7 de...
[font=微软雅黑][size=3][color=#000000] [/color][/size][/font] [url=https://e2echina.ti.com/question_answer/analog/amplifiers/f/52/t/149240][font=微软雅黑][size=4][b]The offset voltage of LM2904DR affects the ...
Dear brothers, if you have an example of Omron PLC and vb.net programming, please send it to me, thank you! mail:wang_lz@live.cn Also, how to control the speed of the drive through vb.net...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]