I've been wearing this work clothes in the office. The temperature in the room is still 20 degrees, but why do I feel so hot? I want to change my clothes into a vest and shorts:funk::funk: Do you have...
I want to do a positioning project based on WIFI, using TI's CC3200 and UART serial port transmission. I have already got it, but I am a newbie and not very familiar with the debugging of the UART ser...
The simplest matrix keyboard scanning program key: mov p0, #00001111b; The upper four bits and the lower four bits are rows and columns respectively, so high and low voltages are sent to check whether...
I added a button to a window. In WM_COMMAND, when I click the button, it is in the pressed state. When I release the mouse, a window pops up. After I close the pop-up window, the button pops up. What ...
The chip data sheet says 0-24dB, but I saw in an article that it is -6dB to 18dB, see the picture below, and I don’t understand how it came about. [img]http://hi.eeworld.net/space-4613880-do-album-pic...
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[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]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[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]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
introduction
The air compressor unit in the operating area of a lead-zinc mine in Guangdong is a key equipment in mining production. There are six imported Ingersoll Rand CENTAC air compress...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
If a car stereo could play multiple CDs, then such an in-car entertainment system was an advanced system configuration. Today's in-car infotainment systems are complex embedded subsystems that combine...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
Any power system that operates from an AC source has an associated power factor, which is defined as the way it draws current from the AC source. The power factor of an AC power system is defined a...[Details]
For a long time, everyone has held a view when talking about power supplies: "Whether a power supply is good or not depends on whether it is heavy." So is it true that the heavier the power supply,...[Details]