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Recent news suggests that Samsung is developing its next-generation high-end mobile processor Exynos chip. Now, a new report has revealed the internal codename of its upcoming flagship chip. Accord...[Details]
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The touch screen is realized through interrupts. My program runs in sdram. To correctly implement interrupt jumps, the MMU must work to realize the mapping of physical addresses and virtual addresses...[Details]
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Gartner releases top trends impacting technology providers through 2025 These trends reflect increased dependence on technology, new opportunities created by technology, and the impact of macro fo...[Details]
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Throughout history, there are many examples of the automotive industry leveraging technology from adjacent and complementary markets; industrial, consumer electronics, and healthcare are just a few. ...[Details]
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Spectrum analyzer users may have used a feature of spectrum analyzers, the video filter bandwidth (VFB), but may not really understand what it means. Most users may only have a vague idea of what th...[Details]
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According to foreign media reports on January 17, Japanese automaker Mazda announced an agreement with Tesla to adopt Tesla’s North American Charging Standard (NACS) starting in 2025 to provide custo...[Details]
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When learning about microcontrollers, setting up the environment, creating a project, adding files, etc. is step 0. I learned these steps from the EWSTM8 series tutorial 02 in the IAR series tutorial...[Details]
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There are two triggering modes for the external interrupt of the 51 MCU: level triggering and edge triggering. When level triggering is selected, the MCU checks the interrupt source line in each ma...[Details]
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According to Jiwei.com, Credit Suisse analyst Su Houhe's latest report pointed out that TV panel prices will stabilize and rebound in December or early 2022. Panel manufacturers such as AUO's fourth-...[Details]
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Recently, Apple CarPlay has undergone an epic update. To summarize, the main points are as follows: Supports all screens in the car, including instruments, central control, and even "fish screen", ...[Details]
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Environment: TQ2440 development board, J-link Programming to the Nor Flash of the TQ2440 development board through J-link, an error occurred when executing the programming: Unable to halt arm core......[Details]
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When we talk about exception vectors, we will think of interrupt vectors. In fact, interrupts are a subset of exceptions, which means that interrupts are actually a type of exception. Back to the e...[Details]
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1. The sine wave oscillator, precision rectification circuit, 50HZ synchronous wave generating circuit, adding circuit, etc. are basically the same as those in the previous post (please refer to a p...[Details]
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The MAX16826 high-brightness LED (HB LED) driver is designed for backlighting automotive LCD displays and other display applications such as industrial or desktop monitors and LCD televisions. The ...[Details]
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1. Steps to write ts driver (beginners can just take a look at it, the content is a bit confusing)
1. Copy the header file;
2. Write entry and exit functions
3. All...[Details]
Embedded System
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