[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...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[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]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[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]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]