[i=s] This post was last edited by mzb2012 on 2016-1-22 15:47 [/i] [size=5] Time is really flying fast. In a blink of an eye, there are only a few days left in the lunar calendar of 2015 [/size][size=...
The 74hc595 cascade program test is fine, but now the problem is that PC3, PC4, PC5 are connected to 74hc4094D output Q1-Q8 is connected to LED1-LED8 lights, PB0 is connected in series with 8 keys KEY...
If you have money, you want to see the guinea pig of EWSTM8. I am one, but an old one.The previous PP,and the next is the introduction of the guinea pig. IAR EWSTM8 project creation.pdf (636.96 KB)Dow...
[i=s]This post was last edited by a student of media on 2014-12-4 19:00[/i] I saw a netizen post about the application of small solar cells in the forum, which coincided with my idea. So I made a smal...
[size=4] Voltage sag or drop refers to the phenomenon that the effective value of the power supply voltage suddenly drops in a short period of time and then rises back to normal. The Institute of Elec...
[i=s] This post was last edited by Ruizai Fendou on 2021-4-21 15:16[/i]When simulating a memristor circuit, the output voltage waveform of U2 needs to be measured, but the output waveform remains unch...
Magnetic resonance imaging (MRI) systems for medical and scientific applications require a high-performance, high-power inductor capable of establishing a uniform, strong magnetic field. Transverse el...[Details]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
Multi-parameter monitor is an important device in clinical nursing. It can monitor the patient's ECG, blood pressure, blood oxygen saturation, respiratory rate, pulse rate and temperature. At present,...[Details]
introduction
The data detected by various
measuring instruments
often need to be transferred to a PC for data processing and archiving, so as to make full use of the rich hardware an...[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]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[Details]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
Temperature measurement and control are extremely important topics in all aspects of industry, agriculture, scientific research, national defense and people's daily life. Temperature measurement sy...[Details]
Abstract: This paper proposes a method of mine environment detection using wireless sensor networks, and gives the network framework, topology and network protocol of wireless sensor networks suit...[Details]
0 Introduction
High-frequency switching power supplies have been widely used in the communication and low-voltage industries, and have gradually been used in power systems, due to their ad...[Details]
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the fol...[Details]
Abstract: An anti-collision system for automobiles is designed and developed. Based on the ultrasonic principle, the anti-collision system transmits and receives ultrasonic signals, measures the t...[Details]
1 Introduction
With the continuous development and improvement of digital technology, digital image processing technology has been widely used in industry, military, biomedicine, telecom...[Details]
Four-channel programmable digital down converter HSP50216 and its application in software radio
1 Introduction
Software radio originated from the graveyard of Speakeasy tactical commu...[Details]