[align=center][font=黑体][size=5]51 single-chip microcomputer plays with true color screen[/size][/font][/align][align=center][font=宋体] [/font][/align][align=left][size=4] 51[font=宋体] single-chip microc...
RF Test Notes is a column where frontline engineers in the industry introduce RF microwave test technology through a combination of theory and practice, mainly covering noise figure, digital modulatio...
I saw this software on the Internet and it is very useful. From its introduction, it will make the software programming of embedded systems, which is currently difficult to handle, very easy. I don't ...
[i=s]This post was last edited by Brain Enthusiast on 2015-7-8 18:38[/i] I wonder if you have seen the news about unlocking the door by kissing. Does anyone know what the principle is? What sensor is ...
I am working on a receipt collection system recently. I want to collect data transmitted by the car CAN bus. The initial idea is to use the 51+SJA1000+FT232RL system to connect to the host computer to...
I used Altium Designer 6.9 to draw a 51 microcontroller. During the final rule check, the Signal PinSignalJ8_2[0] has no driver error appeared. Many errors are of this type! I don't know how to modify...
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]
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]
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]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]