The first batch will be announced first. As everyone's project applications have their own characteristics, the other names are still being selected. Please wait for some time::) Friends who hope to g...
According to the forum, I opened the inner layer, place---- line, ad15 can directly draw the segmentation area on the inner layer, but why is the effect of drawing directly according to P>>L a box? Do...
As we all know, China's industrial automation technology is still very backward in the world. My own understanding is due to three reasons: first, it may be that the education department does not pay ...
0x00FF0 ... *)OALPAtoVA(S3C2440A_BASE_REG_PA_IOPORT, FALSE); s2440IOP->GPFDAT &=0xFB; mdelay(1);//If I remove this delay, s2440IOP->GPFDAT &=0xFB will be invalid. Adding a delay will make it effective...
Problems that occur when building platform makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\SMDK2410vga\RelDir\SAMSUN~1\postproc\platform.bib makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\S...
In EVC, the following conditional macro definition is defined, which means: when _POCKET_PC is defined, some code is executed, and when it is not defined, other code is executed. #ifdef _POCKET_PC ......
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[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]
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]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[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]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[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]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[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]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]