TI Cup Show Prizes The weather is cold, the thermos cup sent by EEWORLD is really good, there is no smell after opening it, the effect is good. Thank you,...
在此例中,将2000个测试向量发送至必须用恒定2V加电的CMOS IC。此例将使用一个阈值电平,而且1μA及以下的静态电流将被认为是合格电流。无需保存实际的测量值,所以将只检查260X的箝位状态。为确保生产吞吐量符合要求,必须尽快完成测量,最好在1秒以内。测量仪器必须发送一个通过/失效指示至数字测试系统。Solution: A TSP script was developed to create ...
Fundamentals of Electronic Design Huang Genchun : https://training.eeworld.com.cn/course/5727This course combines previous competition questions, breaks down the requirements of the questions from a p...
If your FPGA design fails to synthesize or doesn't work as expected on a development board, the reason is often unclear and it can be difficult to find the root cause among thousands of RTL and constr...
I would like to ask you two questions about LINUX address mapping. [b]Question 1: [/b] The actual address of the register of the AT91SAM9260 we use is [color=#0000FF][b]0xFFF7 8000 [/b][/color].. 0xFF...
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[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]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]