Practical video on signal integrity simulation. Let me share the first video, which introduces the principle and timing of DDR3 SDRAM in great detail. [hide]attach://487663.rar attach://487664.rar[/hi...
May I ask the experts, why do we need to disable interrupts first and then enable them again in the following code? I'm a beginner in zigbee, so please give me a more detailed explanation. Thank you v...
[i=s]This post was last edited by yang_alex on 2015-3-31 19:18[/i] Bicycles once faded from people's sight. At least in my impression, Shenzhen's bicycle lanes were cancelled for a while and replaced ...
When I was doing USB disk filtering, when processing the IRP_MJ_SISI routine, I found that the whole process was full of SCSIOP_TEST_UNIT_READY command, and CurSrb->SrbStatus was always in a suspended...
I majored in microwaves... I also learned 51 by accident. Now I want to use 51 to control a CMOS chip. Specifically, I want to make a 4*4 matrix keyboard, input a number (0 to 400, can be a decimal), ...
#includemain(){int *Memory;Memory=(int *)malloc(100*sizeof(int));..........}The compilation is passed. But the following problem occurs during linking:Error[e16]: Segment DATA16_Z (size: 0x7d0 align: ...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[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
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]
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]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
The rotor of the brushless DC motor used in electric bicycles is composed of 30 to 40 pieces of NdFeB magnets. Since the surface magnetic field strength of NdFeB magnets exceeds 500mT, the position se...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]