[size=18px]The power supply voltage is 10V, and the input voltage is 0-10V. How to control the LED to light up when the input voltage is ≥2V, and turn off when it is lower than 2V? [/size] [size=18px]...
Hello everyone: EEWORLD website will be undergoing system upgrades from [b]1/08 (Friday) 14:00 to 1/09 (Saturday) 14:00[/b], and will be available for normal use afterwards. During the upgrade, EEWORL...
Many netizens in the competition may have developed or are developing Android apk to achieve Bluetooth connection with SensorTile (such as littleshrimp's [url=https://bbs.eeworld.com.cn/thread-529522-...
I am now using the 5438 development board of MSP430. I heard that programming with API functions is faster and does not require register configuration. If anyone has used it, please send me a private ...
How to use two LM317 chips to stabilize positive and negative voltages? Some information on the Internet is incomplete or difficult to understand. I would like a solution, preferably with a schematic ...
[i=s]This post was last edited by DavidZH on 2016-12-18 17:13[/i] CoreMark is an indicator to measure the performance of an MCU and has a certain reference role; ST official and CoreMark official have...
1. Introduction
At present, with the continuous development of modern medical devices, especially electronic instruments directly connected to the human body, in addition to the increasingly high...[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
How can we get the highest performance from an A/D converter? The obvious answer is to use good design and board layout, but there are other techniques that can be used to improve performance. We can ...[Details]
In response to a series of problems caused by the backwardness of traditional water meters, the Ministry of Construction of China has proposed the requirement of "three meters per household" for ur...[Details]
Lithium-ion battery is a widely used rechargeable battery. It has the advantages of high single-cell operating voltage, small size, light weight, high energy density, long cycle life, rapid full ch...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
AD8302
Introduction
AD8302 is a monolithic integrated circuit for RF/IF amplitude and phase measurement from ADI. It is mainly composed of two precisely matched broadband logarithmic det...[Details]
E6601A is Agilent's new generation of comprehensive tester platform, designed to provide low-cost calibration solutions for mobile phone manufacturers. It uses an open Windows® XP platform, allowi...[Details]
MIPS Technologies Inc. has introduced the CI10084tg, a next-generation global positioning system (GPS) RF tuner IP solution. The silicon-proven, integrated low-noise RF front end for GPS receivers...[Details]
1 Introduction
Generally, when transmitting information over short distances through electrical signals, baseband signals can be directly transmitted. However, over long distances, baseban...[Details]
Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]
In the WTK22wtklibdevicesDefaultColorPhoneDefaultColorPhone.properties file in the WTK directory, there is a line touch_screen=false. Change it to true.
MIDP2.0 has three touch screen methods:...[Details]
1.
Introduction
With the rapid development of modern computer technology and Internet technology, embedded systems have begun to occupy the mainstream of the market. Due to the high ...[Details]