I applied once before using my school email address. I clearly remember that there was no option for mainland China at that time, so I defaulted to USA in the country column. Later, I did receive an e...
DSP) has a high-performance CPU (clock performance exceeds 100MHZ) and high-speed advanced peripherals. Through CMOS processing technology, the power consumption of DSP chips is getting lower and lowe...
[color=#000][font=微软雅黑] Multicore processors are ideal for many industrial applications such as programmable logic controllers (PLCs). The industrial and programmable input/output (I/O) options availa...
我的电脑最近出现了问题,弹出一个屏幕.不知道是怎么回事引起的,
a problem has been detected and windows has been shut down to proeventdamage to you computer,if this is the first time you've seen this stop error screen,restart you co...
[i=s]This post was last edited by hujj on 2018-12-31 20:30[/i] It has been four days since I received the evaluation kit. Through the evaluation activities in the past few days, I have only two deep i...
[p=26, null, left][color=#333333][font=Arial][size=14px]1. UCOS II is an open kernel written by Mr. Labrosse. Its main feature is that its source code is open. This has both advantages and disadvantag...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[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]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[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]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]