I recently wrote a scanner program in C#, which called an ActiveScan2800M.dll file. However, during the execution, it told me that the following error occurred: the class was not registered and the CO...
I downloaded Altium Designer 14.2.3, which is 4.3G, and the downloaded Altium Designer 14.3.15 Build 35511 is 2.96G, and the downloaded AD 14.3.16 is 1.26G. Why is the installation file smaller with h...
[align=center][color=red][font="][size=16.0pt]Storage has me, memory has you[/size][/font][/color][/align][align=center][color=red][font="][size=16.0pt]Memory Technology 2018 Campus Recruitment[/size]...
I have been debugging ZigBee these days, using Jennic's 5139M4. Now other applications have been debugged, but there is a problem with the AD sampling part. There are 4 AD sampling pins on the 5139, b...
Have you ever wondered which light on your Christmas tree is the brightest during the Christmas holidays? A photodiode can help you determine the brightness of those lights. However, it can still be a...
[font=宋体][font=宋体]My girlfriend's birthday is coming up, and I don't know what to buy her. Seeing how much she likes to listen to music, I thought of buying her a small speaker. I need help from you g...
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]
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]
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]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[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]
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]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
Embedded System
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