Abstract: A UPS parallel operation scheme with a "T" type connection structure is proposed. In this scheme, the UPS in parallel operation omits the signal connection line, which belongs to the master-...
I am a beginner in simulation. I asked my senior about behavioral modeling. When using MatlabSimulink or Cadence, which one can produce better simulation results? Thanks for your advice....
I don't quite understand the concept, so the question is vague. I have done a small project on Windows Mobile. I just entered the industry and mainly learned application development. Now I am learning...
We made a board (it combines a DSP and an ARM to provide 5V, 3.3V, and 1.22V voltages), but every time we download a program or debug online, the power supply part is very hot. It's very hot to touch....
In the post "Start running the EK-LM3S811-ND sample program", we experienced how to use the demonstration project in the CD that comes with EK-LM3S811-ND in the Keil MDK environment. Just looking at t...
I am drawing a schematic diagram of a chip, but I don't know how to modify the font size. Also, when drawing the PCB package, I don't know how to set the distance between pads! Please help me! !...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[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 to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[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]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]