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From my previous article, we learned that voltage references for mixed-signal applications can make or break a system. The biggest impact of a noisy or highly unstable reference is at or near the ...[Details]
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Preface Fingerprint recognition , as the simplest form of biometric identification, has always been the first choice for identity recognition and authorization. In China, it can even be traced ba...[Details]
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0 Introduction
Printed circuit boards (PCBs) provide electrical connections between circuit components and devices. They are the most basic components of various electronic devices, and th...[Details]
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Maybe many people have this question: when connected to the power supply, the LED lamp beads are obviously good, but when measured using the diode mode of a digital multimeter, some can light up wh...[Details]
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The eight modes of multi-register load/store instructions are shown in the following table. The four on the right are stack operations and the four on the left are data transfer operations.
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The converter is reset by using the resonance effect achieved by the leakage inductance and parasitic capacitance of the converter. When the pulse duty ratio is large, the MOSFET drain-source voltage...[Details]
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In recent years, with the increase in clock frequencies of microprocessors, DSPs, and digital ASICs, the data rate and bus throughput of backplane signals have also been steadily increasing in some e...[Details]
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China Energy Storage Network News
: Energy infrastructure construction and cooperative resource development have become the focus of coordinated development among the countries along the Belt...[Details]
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TCM809/TCM810 Application Circuit
The TCM809 and TCM810 are cost-effective system monitoring circuits that monitor the power supply voltage VDD of digital systems and provide a reset signa...[Details]
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The three-phase relay protection tester is a new type of miniaturized microcomputer relay protection tester based on the "Technical Conditions for Microcomputer Relay Protection Test Devices" issued ...[Details]
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Working principle of temperature tester The temperature tester is a high-precision instrument for measuring temperature. It uses the phenomenon that solids, liquids, and gases expand and contract...[Details]
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Designers of isolated AC-DC, DC-DC or DOSA-compatible power modules are faced with the challenge of meeting market demands with better performance. This article introduces digital isolator error ampl...[Details]
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Equipment: Computer (with labview installed), one SL-1 single-chip microcomputer development test box, one MQ-2 gas module, and ADC0809 chip.
Functions: Monitor gas concentration in real time throug...[Details]
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All LED lamps have this fatal flaw, and so far, no one has proposed a good solution. All those who work on LED power supplies or finished LED lamps avoid talking about this problem and pretend not ...[Details]
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Insufficient production capacity, tight inventory, and continued price increases of overseas chips
Affected by the global epidemic, overseas chip supplies have become tight since the secon...[Details]
Analog electronics
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