Dear experts: I am a newbie and I have a problem. I hope to get your advice. Thank you very much! I am using an LPC2106 with an ARM7 core. I used a 20-pin H-JTAG download cable to download the FLASH p...
Dear forum elder brothers and sisters, I am recently making a light with photosensitive control + PIR human body induction, powered by three AA batteries connected in series. Recently, I have encounte...
I want to ask if the current of the voltage-dividing optocoupler will be too small. I have simulated this circuit and manually soldered the board, and the results are consistent with the simulation re...
The analog chip is powered by positive and negative 15V, but it needs a Vlogic power supply. How should this Vlogic be handled? Because the digital ground and analog ground are separated, how should t...
[i=s]This post was last edited by Sur on 2013-12-23 10:20[/i] Let me first talk about the good things. The @ function has been added. Haha, I'll try it first@@Sur, the advanced mode is better than bef...
Dear brother, I have the same problem as you. After installing the Flash programming plug-in, when I used tools>Flash Programming to program, erase, programming, and verify were all successful, but th...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[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]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[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]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]