I want to ask an expert to recommend an amplifier chip for amplifying 1.5MHZ 1V sine wave, which will be used to drive the ultrasonic transducer later. The power is about 1W. The transducer is equival...
[align=left][color=#333333][font=微软雅黑][font=新宋体][size=3] The system tick timer is very important in the operating system. It can provide a good system clock beat, just like our heart, beating at a cer...
What do display, adapter, controller, and driver mean? For example, EnumDisplayDevices is used when programming display devices such as graphics cards. Thank you...
Previously, it seemed that the CD-ROM mailing service was only available to university students. People who work cannot get the CDs, so naturally they cannot see the content.I recently got the downloa...
I just found a MAX7219 digital tube, as shown in the figure , so I took GD32 to test it, and modified it with the GPIO_LED routine of the demo routine. Copy the entire GPIO_LED directory, change the n...
Congratulations to EE for its 10th anniversary. I have also been in the industry for 3 years. I entered university in September 2012 and registered on the forum for the first time in June 2013. At tha...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
Radio Frequency Identification (RFID) technology is a contactless automatic identification technology that uses radio frequency signals to read and write relevant data from target objects to achiev...[Details]
Medical and industrial applications often require isolation voltages of 2500Vac or higher for patient and equipment operator safety. The isolation barrier must not only transmit power to the sensin...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
As FPGAs incorporate more and more capabilities, the need for effective debugging tools will become more critical. Careful planning for internal visibility will enable teams to adopt the right debuggi...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
0 Introduction
At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]
System Introduction
EraSoC-1000 series chips are high-performance SoCs (System on Chips) based on the Loongson core. With their powerful CPU processing capabilities, 64-bit floating-point ...[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]
Combined with Samsung's ARM9 series embedded processor S3C2410, this paper explains how to perform modular programming of LCD driver and how to statically load the driver into the system kernel.
...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communication technology since the advent of digital communications. Many new wir...[Details]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[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]
ADI Reference Circuit
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