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1. Jump Instruction Jump instructions are used to implement program flow jumps. There are two ways to implement program flow jumps in ARM programs: Ⅰ. Use special jump instructions. Ⅱ. Write the jump...[Details]
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China Energy Storage Network:
Effectively promoting the energy revolution is an important foundation and fundamental direction for facing new changes in the energy supply and demand structure...[Details]
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GaAs metal-semiconductor field effect transistor
Gallium arsenide (GaAs) is a single crystal compound composed of gallium, a group III element in the periodic table, and arsenic, a group V element....[Details]
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If you want to save the IO port of the single-chip microcomputer, you can use a button to execute different subroutines by judging the pressing time. I wrote one at my leisure. It may not be concise ...[Details]
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Hardware platform: FL2440 (s3c2440)
Kernel version: 2.6.35
Host platform: Ubuntu 11.04
Kernel version: 2.6.39
1. I won't go into details about the function and working principle of DMA. You...[Details]
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Servers, disk arrays, and other high-availability systems are almost always required to replace functional modules without shutting down the power supply system. Replacing modules while the system ...[Details]
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Standard Peripheral Library Overview The STM32 standard peripheral library is a firmware function package that consists of programs, data structures and macros, including the performance characterist...[Details]
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With the rapid development of electric vehicles, automakers are facing increasingly stringent acoustic requirements. Although traditional passive and active damping systems can suppress noise and v...[Details]
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Description of the keyword code in Keil The keyword code is a unique keyword for 51 MCU. Variables defined with unsigned int or signed char are stored in the MCU RAM, and the values of these var...[Details]
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MC3406A Buck-Boost DCDC Integrated Converter
MC3406A is a new type of single-chip buck-boost DC-DC converter integrated circuit, with an input voltage of 3-40V, adjustable output voltage, output sw...[Details]
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AMETEK announced that it has acquired NSI-MI Technologies, a leading provider of RF and microwave test and measurement solutions and services with annual sales of approximately $90 million, for $230 ...[Details]
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Optocoupler for switching power supply A switching power supply is a power supply that uses modern power electronics technology to control the on-off time ratio of the switch tube to maintain a...[Details]
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The year 2019 is about to pass, and the ICT industry has been full of climaxes. Among them, 5G is undoubtedly a highlight: China's 5G is officially commercialized, which not only allows Chinese mob...[Details]
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This is a low voltage microphone preamplifier circuit that operates from a 1.5V supply. The reference has a unity gain bandwidth of 500kHz and is used as a preamplifier with a gain of 100. Its outp...[Details]
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The on state of mode D is shown in Figure (a): switch S2 is closed, switch S1 and diodes D1 and D2 are not conducting. In this case, under the action of voltage V2, the current iL of inductor L incre...[Details]