A solution for wirelessly monitoring the condition of a motor to determine if maintenance or replacement is needed. The concept is simple: it monitors vibration and sends a wireless notification if th...
Lou Qinjian said that the improvement of management system has already affected the development of IPTV 2006-7-11Lou Qinjian, vice minister of the Ministry of Information Industry, recently said that ...
Current sense amplifiers are amplifiers that detect current by measuring the voltage drop across a resistor in the current path. Current sense amplifiers output a voltage or current that is proportion...
[align=left][color=rgb(51, 51, 51)]The complete PCB we envision is usually a regular rectangular shape. Although most designs are indeed rectangular, many designs require irregularly shaped circuit bo...
Please help to divide it up. As shown in the figure, how do the two reed switches in this water meter transmit information? There is a magnet on the end of the pointer of the 0.01 scale of the water m...
The working principle of the acoustic wave level meter is that the transducer (probe) emits a high-frequency ultrasonic pulse, which is reflected back when it encounters the surface of the measured...[Details]
The clock of S3C2440 can be a crystal oscillator (XTAL) or an external clock (EXTCLK), which is determined by the state of the pins OM3 and OM2 measured at the rising edge of the reset signal when the...[Details]
Output voltage regulator circuit to expand output voltage range
The figure shows a voltage regulator circuit that expands the output voltage range. As shown in Figure (a), the output voltage ran...[Details]
1 Introduction
In recent years, with the continuous increase of high-power nonlinear loads, the reactive impact and harmonic pollution of the power grid have been on the rise, resulting in an incre...[Details]
Now, while major mobile phone manufacturers are competing with each other to develop their new mobile phones, the IoT field has become a key target for everyone to compete for. With the rapid constru...[Details]
According to Jiwei.com, the world's largest communications services group WPP and the world's leading research organization Kantar recently jointly released the "BrandZ™ Top 100 Most Valuable Global ...[Details]
This article introduces the main features, block diagram, and various typical application circuits of LTC3675. Linear's LTC3675 is a seven-way configurable high-power PMIC, including multiple out...[Details]
As 5G accelerates towards us, the Internet of Everything will become a reality. More and more companies are deploying the Internet of Things, which has led to the rapid development of cloud services....[Details]
Recently, the office park operation and management platform built by BOE for the "ICC" office building in UBP Hengtong International Business Park in Beijing was successfully launched online. As the ...[Details]
Toyota, General Motors and Ford announced on Wednesday the formation of the Automated Vehicle Safety Alliance, which is working with the Society of Automotive Engineers (SAE) to develop safety guidel...[Details]
Requirements
Oscillation
Period T = 1~10S, select resistance and capacitance parameters, and draw a connection diagram.
Solution
The circuit is shown in Figure 9-4. ...[Details]
*************************** When TMR0 is used as a timer, the timer clock = system clock/4; when writing TMR0, a 2-cycle delay will be generated. If the prescaler is not used, it can be compensate...[Details]
One of the main challenges facing power engineers today is that as commercial electronic products become increasingly versatile and their size continues to shrink, there is less and less space left...[Details]
1. What is an interrupt? Interrupt the current operation and perform the interruption. The role of interruption: The interruption mechanism not only gives the system the ability to handle unexpec...[Details]
Recently, the reporter visited the construction site of Shanghai Electric's 1GWh vanadium liquid flow battery production project, where the construction work is in full swing. Photo At the constructio...[Details]