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The importance of IEC 62368-1 to emerging electronic products The old safety standards are not suitable for emerging electronic products, so the new safety standard IEC 62368-1 came into being. W...[Details]
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Prepare for analysis After operating NandFlash, you can now read NandFlash skillfully. At this time, it is necessary to organize the startup code into BL1 separately, otherwise the whole program wi...[Details]
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Abstract: When testing the characteristics and quality of LCD screens, it is necessary to control the LCD screen to display some standard signals. Some existing signal generating devices generate a...[Details]
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The current single-chip microcomputer is generally MCU + limited fixed analog or digital peripherals; FPGA is a programmable digital peripheral circuit; PSoC is equivalent to MCU + programmable anal...[Details]
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0 Introduction
In recent years, as people pay more attention to environmental issues, the earth's demand for clean energy has become higher and higher. Our company has been committed to the researc...[Details]
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In DC circuits, the most commonly used technology is DC-DC, which can convert electrical energy of one voltage value into electrical energy of another voltage value. The DC-DC converter module in p...[Details]
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Now most of the instruments and equipment require to be operated by the host computer software, which is convenient for debugging and operation. This involves the communication process. In the actual...[Details]
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CPSR register (program status): T flag: 1: THUMB state (instructions are 16-bit half-aligned) 0: ARM state (instructions are 32-bit aligned) I, F: interrupt mask bits, setting them to 1 ca...[Details]
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In photovoltaic power generation systems, an important way to improve the overall efficiency of the system is to adjust the working point of the photovoltaic cells in real time so that they always wo...[Details]
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Recently, a ARM7+uClinux project needs to use a timer, but the timing accuracy requirement is not very high. So I thought of the LibRT library. The POSIX 100b.3 standard timer and message queue inter...[Details]
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1. MSCAN receiving process Detect receive flag: The CANRFLG register is used here. Detect frame mode (standard frame/extended frame): The CANIDR register is used here. Read identifier: The CANIDR reg...[Details]
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As the ease of use and performance of very low-power sensors, microcontrollers, and radio frequency (RF) transceivers continue to improve, wireless sensor networks powered exclusively or supplemen...[Details]
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This paper introduces the background of the Adaptive Front-lighting System (
AFS
) and its development at home and abroad; analyzes in detail the six different lighting modes of AFS: default li...[Details]
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Here is an overview of the pros and cons of these motors:
1. Advantages:
(1) Low cost:
Two-phase permanent magnet (PM) stepper motors are generally less expensive than similarly size...[Details]
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According to foreign media reports, the latest data from research institutions show that the global DRAM market size in the second quarter of this year was US$25.59 billion, a month-on-month increase...[Details]
PCB Design
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