[align=left][font=宋体][size=11.0pt]Generally speaking, there is some overlap in sampling rate and resolution between SAR and DeltaSigma ADC, but DeltaSigma ADC has a wider range of resolution options. ...
The IRQ interrupt routine cannot return. The code is as follows, I don't know where the problem is. HandlerIRQ BL IRQ_Fun mov pc ,lr ///////////////////////////////////////////////////////////////////...
Is this possible:
Recently, when I was simulating a switching power supply schematic , I found that the transformer can transform DC, but the duty cycle has no effect on the output voltage, or even no...
After installing sqlce3.0 in vs2005 C# language development, I used sqlce desktop manager1.08 to create a database. The environment I applied was wince5.0, but when I connected to the pda through Acti...
My friend bought a unit house, but because he didn't have time, he didn't go to take delivery of the house in time, and it was delayed for a year. Later, when we went to take delivery of the house, th...
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[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]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
As the automobile consumer market heats up, the safety performance of automobiles has attracted more attention from consumers. When driving at high speed, tire failure is the most worrying and diff...[Details]