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1. Introduction
As an emerging luminous body, light-emitting diode (LED) has the advantages of high electro-optical efficiency, small size, long life, low voltage, energy saving and enviro...[Details]
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1. gcc inline assembly Inline assembly is programming directly using assembly statements in C, so that the program can implement some tasks that C language cannot complete in C program. For example, ...[Details]
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Infineon Technologies AG announced that its SLI37 series automotive safety controller has obtained ISO/SAE 21434 automotive network security management system certification . Infineon is the first s...[Details]
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Previously, we talked about many peripheral parts of 51 MCU, which roughly include some chips and components. This blog post will go into the internal part of MCU - interrupt system. First of all, l...[Details]
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1. To prevent magnetic leakage interference, the distance between the voltage stabilizer and the equipment should not be less than 2 meters. Various magnetic records, disks, cards, etc. should be ke...[Details]
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In recent years, digital video surveillance systems have been widely used in various fields such as banks, highways, and buildings. In digital video surveillance systems, OSD (On Screen Display) te...[Details]
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Timer2 is an 8-bit timer with a prescaler, a postscaler, and a period register. When the prescaler and postscaler are set to their maximum values, the overflow time is the same as that of the 16-bit t...[Details]
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Apple today released the fourth public beta of iOS 14 and iPadOS 14, corresponding to the fourth developer beta released the day before yesterday. At present, this public beta version does not specif...[Details]
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Common Problems When Using a Megohmmeter
1. What should you pay attention to when using a megohmmeter to measure insulation resistance?
When measuring the insulation...[Details]
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Two working states 1. ARM state: 32 bits. The ARM state executes word-aligned 32-bit ARM instructions. 2. Thumb state, 16 bits, execute half-word aligned 16-bit instructions. 3. Use the Bx Rn ins...[Details]
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At the core of technological innovation in the automotive industry are three major development trends: electrification, connectivity, and intelligence. In the previous article, we discussed electri...[Details]
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The "domino effect" caused by the shortage of 8-inch wafer foundry capacity and price increases is spreading to the entire industry: design manufacturers cannot wait for capacity or face the risk of ...[Details]
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Abstract: ITU-T G. The 728 standard is a low-latency CELP speech coder with a bit rate of 16kbit/s formulated by the International Telecommunications Union in 1992. In brief introductionG. 728 c...[Details]
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1. Understand the code. Because my C language foundation is relatively poor, I decided to understand the code first and then modify it based on the source code to write my own dot matrix display. ...[Details]
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Although the epidemic has brought very serious negative impacts to all walks of life, it has also allowed many start-ups to stand out in this scientific war against the epidemic. Neolix is a typic...[Details]