Are you all out for fun? Isn't there haze in many places? I can't stand it anymore, I'm so sleepy. I harvested and dried rice today, and came out after dark in shorts and a short shirt. After taking a...
There should be only a few categories: 1. Power supply 2. Signal source 3. Radio 4. Amplifier 5. Instrumentation 6. Data acquisition preprocessing and analysis 7. Control...
Dear MCU enthusiasts, if you are interested, please join the MCU enthusiasts group: 100955523, which is an alliance for everyone to exchange and share technology. . ....
The company is looking for a WINCE driver engineer who can write WIN32 applications. How much is the salary? I don't know the company's name? Add me and I'll tell you QQ: 502240410. Oh, by the way, th...
Is there anyone who uses multisim who can help me? The resolution is too low. How can I set it? It went from 48.245 to 51.979. Can I change it? How? I want 0.1 or 0.5. [img]file:///C:/Users/Administra...
A friend's electronics factory went bankrupt. Here are brand new electrical panel PCBs, each packaged separately.There are TM1621 display driver chip, CA724048 voice processing chip, NXP PCF8563T cloc...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[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]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[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]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[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]