Digital and analog phase shifters are widely used in many electronic systems and electronic devices. Nanjing Institute of Electronic Devices has recently developed four novel ultra-wideband monolithic...
When I use ads1.2 to compile the boot_loader (NAND FLASH boot) of arm9 2410, I set its ro_base to 0x33f00000, which means the starting address of the code segment starts from 0x33f00000. If the genera...
This article refers to the tutorial of the Allwinner Development Community: https://d1.docs.aw-ol.com/study/study_6helloword/ , and tries to run a hello word program on the board.
Although the operati...
In CCS programming, if we do not specify the storage location of variables/codes, the compiler will automatically assign a location to the variables/codes. However, if we need to put variables in a sp...
Design of AGC intermediate frequency amplifierLin Changchun Shaanxi Huajing Microelectronics Co., Ltd.OverviewFD05 AGC intermediate frequency amplifier module is a medium wave frequency band small sig...
The new LF21173TMR and LF21177TMR switches are housed in a compact LGA4 package and offer high sensitivity.
Fast response and extended battery life, suitable for battery-powered smart el...[Details]
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
Pulse oximeters, non-invasive instruments used to monitor a patient's blood oxygen saturation, are benefiting from moving away from expensive discrete component solutions toward more integrated design...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
As the whole equipment is becoming increasingly miniaturized and power-saving, low-dropout linear regulators (LDOs) with low power consumption are becoming the mainstream in the market for linear regu...[Details]
Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m～1kHz), audio (20Hz～20kHz), video (20kHz～10MHz), radio fre...[Details]
To help improve DC/DC conversion efficiency at lighter loads and higher frequencies, Schottky diodes can be integrated into MOSFET chips to form a single package to reduce power dissipation in the ...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its excel...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
With the continuous emergence of new technologies and the increasing complexity of DSP real-time systems, there are more and more different types of external devices. Writing drivers for these exte...[Details]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
Microcontroller MCU
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