说明The LM27402 is a synchronous voltage mode DC/DC buck controller with inductor DCR current sense capability. Sensing the inductor current eliminates the need to add resistive powertrain elements whic...
Although most RF and microwave test systems measure only a few broad categories of devices—amplifiers, transmitters, receivers, etc.—each individual system faces different environmental conditions, re...
2.1 RFID
The RFID air interface communication protocol specification basically determines the working type of RFID and the communication rules between the RFID reader and the corresponding type of RFI...
Help: The msp430 ADC reference voltage is set to Veref+ and AVss (register SREF_2). Veref+ is 2.5V (measured by a multimeter, accurate). Why is the adc saturated at an input voltage of 0.75?...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
Automotive electronics are in a noisy environment
,
so automotive electronics must have excellent electromagnetic compatibility (EMC) performance. The most important part of automotive elec...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
With the reform of the education system, the proportion of funds invested in teaching facilities by colleges and universities has become increasingly important. As the most basic hardware condition fo...[Details]
Pure C51 reset function: A junior student, who makes people love and
fear The single-column reset part is as follows:
main()
{
unsigned char code rst ={0xe4,0xc0,0xe0,0xc0,0xe0,0x32}; ...[Details]
Motor vehicle garage management control system
1. Usage Requirements
1. There are 70 parking spaces in the garage. Each parking space has a door at the entrance. There should be a control...[Details]
LED display screens need to be controlled by a control system based on an application-specific integrated circuit (ASIC). Companies such as Maxin, Agilent and Toshiba are the world's major manufact...[Details]
The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
At present, in the electrified section, the train power supply system is a passenger car power supply device installed in the locomotive (trailer) that steps down and rectifies the 25 kV single-phase ...[Details]
Analogue and Mixed Signal
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