I want to start reading and writing IC cards and developing frequency modulation, but I don't understand it. I want to ask what the simplest equipment is, and the simplest radio frequency equipment. B...
The 8-segment digital display on my board is driven by the zlg7290 chip. The IICSDA pin on the chip is connected to the IICSDA/GPE14 pin of the S3C2410, and the IICSCL pin is connected to the IICSCL/G...
First of all, I came to wince6 without having used wince5, so I don't have a deep understanding of the difference between wince5 and wince6. I have a few questions to discuss: 1. In wince5, there is n...
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
System Block Diagram
The system uses DSP56F826 chip as the core control module and CMOS digital image sensor chip. The image acquisition resolution can reach 640×480 pixels. When high-re...[Details]
System Introduction
The converter remote data transmission system must collect converter signals distributed in various workshops and send them to the central control room. Wuhan Iron and Stee...[Details]
High-voltage switches are important control equipment in power systems and play an important role in the safe operation of power grids. The resistance of the switch conductive loop is an important tec...[Details]
With the rapid development of wireless communication technology, electronic technology, sensor technology and micro-electric system, the research of wireless sensor network has attracted more and m...[Details]
Abstract: Based on CPLD as the core, a manageable SAS hard disk backplane is designed. While conveniently replacing the faulty hard disk, it can indicate the working status of the hard disk by cont...[Details]
1. Definition
UPS (Uninterruptable Power System) is a voltage-stabilized and frequency-stabilized AC power source with energy storage devices, rectifiers and inverters as the main components. ...[Details]
The Cirrus CS485xx DSP family provides high-performance post-processing and mixing of digital audio. Dual clock domains provided on the PCM input allow mixing of audio streams with different sampli...[Details]
(1) The ability of machines to establish communications
When the Universal SMT machine is just turned on, the machine state variable (INITCOMMSTAte) is set, and the machine attempts to establish c...[Details]
1 Introduction
In production, many machines require both forward and reverse rotation, and often require rapid starting and braking, that is, a reversible speed regulation system is needed. The...[Details]
Capacitive pressure sensor
Capacitive pressure sensor
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Capacitive pressure sensor
capacitive type pressure transducer is
a press...[Details]
Abstract: In order to understand the process of decomposing a periodic continuous signal into several harmonic components or synthesizing a periodic signal from different harmonics, a set of simple...[Details]
Embedded System
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