"Switching Converter Loop Design Guide: From Analog to Digital Control" summarizes the author's many years of experience in switching power supply design. Starting from the basic concept of the switch...
I am working on a project. Under ARM7, I want to send the pictures taken by the camera to the mobile phone in the form of MMS via GPRS. Is this idea feasible? What knowledge is required to realize thi...
I received a Launchpad when I attended an event a few days ago. I have long wanted to try out the 430, which is famous for its low power consumption. Now I have finally gotten my wish. Unfortunately, ...
In the afternoon, I used SensorTile to debug the Beacon program. Using the STM32CubeExpansion_BLE1_V2.8.0\Projects\Multi\Applications\Beacon routine went smoothly. I was able to send broadcast data th...
I wrote a program and found that it cannot decode. Then I changed it to the following form: decode the decoded output pin P1=0; if(!decode) { while(1)P1=0xff; } I found that the light of P1 port will ...
I made a board and used STM32F767 to control the network port. The board was copied from the Zhengdian Atom development board. See the attached schematic diagram. The schematic diagram is touch screen...
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]
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]