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Microwave radar is a magical electrical device that measures the distance of wave-blocking objects by the round-trip time of electromagnetic waves. It is often used in automobile anti-collision sys...[Details]
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SPI bus is a three-wire synchronous interface introduced by Motorola. It communicates in a synchronous serial 3-wire mode: a clock line SCK, a data input line MOSI, and a data output line MISO. It is...[Details]
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The Hongke Real-Time Spectrum Analyzer is an integrated radio receiver and digitizer/analyzer with an embedded capture controller that enables users to: Define and execute real-time, sophisticated ...[Details]
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The following is the actual picture: I. Introduction Background: In daily life and industrial control, position monitoring and distance measurement are often required. There are many methods availab...[Details]
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At the scene, the interference of the frequency converter appears more frequently and is more serious, and even makes the control system unable to be put into use. The working principle of the freq...[Details]
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introduction
Judging from the history and trend of my country's railway development, the proportion of electrified railways in the road network will become larger and larger, and the impact on...[Details]
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Positioning and related services have quickly found a wide range of applications and prospects in handheld devices, and users are increasingly relying on positioning services. How to accurate...[Details]
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As early as 2008, high-definition video surveillance was proposed by the industry and became a hot topic for a time. However, due to various reasons such as technology, cost and actual customer dem...[Details]
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When performing routine DNA testing, the sample often contains many molecules other than the target DNA, which can interfere with the results. According to the US "Science Times" on the 5th, research...[Details]
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On the evening of April 12, Wingtech Technology issued an announcement stating that it plans to jointly invest with Zhuhai Gree Venture Capital Co., Ltd. (hereinafter referred to as "Gree Venture Cap...[Details]
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At present, the electrical control system of domestically produced cars is mostly composed of multiple relays and heavy protection circuits. Each signal is connected to the relay by wires through the...[Details]
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Parameter description of ground resistance tester
Ground current: current flowing in the earth or in a grounding electrode.
Grounding conductor: refers to the conductor that c...[Details]
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Research firm Counterpoint Research released its latest report. Although Apple has always maintained its leading position in the health field, Apple Watch shipments are expected to drop 10% yea...[Details]
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DS1302 is a trickle charge clock chip launched by DALLAS. It contains a real-time clock/calendar and 31 bytes of static RAM. It can communicate with the microcontroller through a simple serial interf...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
Analogue and Mixed Signal
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