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The vector interrupt response process of 44B0 is that after the interrupt occurs, the chip will automatically jump to 0x00000018 to execute instructions
ENTRY
b ResetHandler ; 0x00
b HandlerU...[Details]
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1 Introduction
ARM9 is increasingly widely used in various bioelectronic instruments, and fully automatic biochemical analyzers are a typical application. Temperature has a great influence on t...[Details]
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Today, we will introduce seven speed regulation methods of three-phase asynchronous motors and their characteristics, and point out their applicable occasions and conditions.
The speed formula...[Details]
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1 Overview
Since the 1960s and 1970s, many countries have successively established relatively complete road maintenance management systems. The establishment of these systems effectively ensures the ...[Details]
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According to a paper published in the latest issue of Nature magazine, Harvard University in the United States has developed a basic tool for accurately measuring superconductors. They creatively i...[Details]
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The error sources of vector network analyzer mainly include the following three aspects: drift error, random error and systematic error. 1. Drift error: It is caused by changes in the performance of ...[Details]
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When measuring resistance with a multimeter, you should pay attention to the following matters: (1) Select the appropriate magnification gear and make the pointer as close as possible to the center o...[Details]
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Schematic Description:
1. The pin numbers of the common anode four-in-one 12-pin digital tube are: when the digital side of the digital tube faces the observer, the lower left corner is pin 1, ...[Details]
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A few days ago, EEtimes reported the preliminary results of UBM TechInsights' disassembly and analysis of the Nintendo 3DS handheld. At that time, UBM TechInsights said that Fujitsu FCRAM was found...[Details]
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The outstanding feature of
the LM317
is that its output current can reach 1.5A, which provides more options for high loads. In addition, its output voltage adjustment range is also wide, ...[Details]
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The following understanding is purely a joke. The examples are input using Sogou input method. I don't care whether it is full-width or half-width! The first one is of course NOP, NOP. Garbage instr...[Details]
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A major challenge in automotive design is protecting electronic devices (such as control units, sensors, and infotainment systems) from harmful surge voltages , transient voltages, ESD, and noise that...[Details]
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Corning Incorporated announced that Corning® Astra™ Glass has won the Gold Panel Award for Display Component Product Technology at Touch Taiwan 2019. Corning will showcase Astra Glass and other indus...[Details]
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1. Instrument Model SR830 Lock-in Amplifier 2. Fault phenomenon The instrument can be turned on normally but cannot measure data 3. Testing process According to the customer's description, the inst...[Details]
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On November 15, at the 22nd Guangzhou International Automobile Exhibition, the Chery brand unveiled 15 heavyweight models, among which the Chery Hunting Brake made its debut. The new car is positio...[Details]
Industrial Control Electronics
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