Wireless Temperature Sensor
Measuring range: -30-+260℃
Signal transmission distance is 300m
RF technology, no cable costs
Radio code secure transmission signal
Used for mobile measurement and fixed-po...
Electronic blood pressure monitors are almost everywhere, but it is very difficult to do the deflation control based on the oscillometric test accurately....
I bought a stm32 development board on Taobao some time ago. The original price was 288. This development board has never been used since I bought it. It is brand new. When I bought it, it was 288. Now...
[i=s]This post was last edited by dcexpert on 2017-6-19 20:30[/i] A teacher abroad uses microbit to teach students to learn logic gate circuits. [color=rgb(102, 102, 102)][indent][/indent][/color] [im...
Simple traffic light, no turning direction indication, four keys for the same crossing time, press STOP key to stop timing, then press ADD1 key to add 1 to the time, press SUN1 key to subtract 1, add ...
I recently worked on a project using Actel's ProASIC3 series, A3P250. When synthesizing the code, I selected the speed grade as -2, but the actual chip was of Std grade. After I generated the burning ...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
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]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[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]