[size=4] As the speed of switching power supplies is getting faster and faster, the power is getting higher and higher, and the density is getting larger and larger, interference problems will inevita...
There is a fingerprint matching algorithm, but I don’t know what the principle is. Have you seen such an algorithm? Fingerprint matching algorithm: - 1. Extract feature points from two images separate...
The same pin, STM32 is set to input mode. The oscilloscope shows a high level, but the microcontroller pin reads a low level. Has anyone encountered the same phenomenon? What is the reason?...
[i=s] This post was last edited by mzb2012 on 2017-10-26 21:06 [/i] [size=5][b] 1. Introduction [/b][/size] [size=5][b][size=5][b][size=5][/size][/b][/size][/b][size=4] The TPA3128D2 chip is a highly ...
Help: I configured CC430 to 250Kbps, MSK modulation. I want to communicate with CC1200. According to the datasheet, I set the rate to 250kbps, the debugging mode to 2-FSK, and the debugging frequency ...
How is the system clock in sopc determined? The external crystal is 50mhz and is directly connected to the cpu without frequency division. Then I want to write a delay program in the ide, but I am not...
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]
Until now, designers have faced a trade-off in ADC selection. Pipeline converters offer high resolution and wide dynamic range, but their power consumption is quite high. The alternative, discrete ...[Details]
The role of digital-to-analog converters
Real-world analog signals, such as temperature, pressure, sound, or images, are constantly being converted into digital form that is easier to store, p...[Details]
No other sector is feeling the pressure for change more acutely than the healthcare industry. Healthcare organizations and services are desperate to reduce costs, but the challenge is to do so without...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although the type and size of the di...[Details]
Preface
Phase-modulated pulse signals can achieve a large compression ratio. As a commonly used pulse compression signal, they are widely used in modern radar and communication systems. Wi...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
Siimpel announced that its MEMS-based silicon camera technology, SiimpelFocus SF9x, has been used in Motorola's newly released MING A1600 mobile phone. The MING A1600 is the industry's first mobile...[Details]
Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
1 Introduction
With the rapid development and continuous progress of computer, network communication and Internet technology, embedded systems are widely used in homes and industries. ...[Details]
Abstract:
The signal flow of the external transceiver in the WCDMA/TD-SCDMA protocol is analyzed. The analysis results show that most of the functional modules in the WCDMA/TD-SCDMA external tr...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
Prisons are an important part of the national judicial organs, shouldering the important mission of enforcing laws and disciplines and educating and reforming. The safety of prisons is related to t...[Details]
0 Introduction
With the rapid development of modern science and technology and the progress of society, service robots are becoming more and more closely connected with people's lives,...[Details]