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The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
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Interrupt handling:
Interrupt is the most important concept in embedded systems. Generally, a system uses either interrupt or polling for a device. Interrupt can effectively reduce the proce...[Details]
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TEA5767 FM stereo radio, source code for C51 MCU. The module is less than 2 yuan on Taobao. It is recommended to use Keil uVision5 to compile. I used this version to compile and pass. The circuit sc...[Details]
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Haiba lithium iron phosphate battery is a new type of battery made of environmentally friendly materials. It has the advantages of small size, light weight, high energy density, long life, high a...[Details]
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When we design a single-chip microcomputer circuit, the number of IO ports of the single-chip microcomputer is limited, and sometimes it cannot meet our design requirements. For example, our STC89C52...[Details]
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According to news on August 18, foreign technology media 9to5Mac reported that the iPhone 15 series released by Apple next month will support up to 35W wired charging. One thing that cannot be confir...[Details]
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In February of this year, Sony officially released the Xperia 1 II, which was equipped with a Qualcomm Snapdragon 865 processor, a better camera and an optimized camera application. It is very ...[Details]
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On January 30, Hi-P released its performance forecast, stating that the company expects a net loss attributable to shareholders of the listed company of 1.92 billion yuan to 2.85 billion yuan in 2020...[Details]
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The role of lr (r14). Generally speaking, lr has two roles:
1. When using bl or blx to jump to a subroutine, r14 saves the return address and can be restored at the end of the calling procedure.
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After being away from campus for many years, I didn't expect that the cafeteria has undergone earth-shaking changes... When you recall your student days, the first thing that comes to your min...[Details]
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The core reason why pure electric vehicles are not popular is the problem of driving range and charging time for consumers: the former is determined by the battery energy density, which is currently ...[Details]
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1 Introduction
The hot-swap function is also called the hot-plug function, which is very important in power supply design. In application systems using fault-tolerant power architecture,...[Details]
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With so many advanced power components on the market today, it is a difficult task for engineers to choose the right power component for an application. For solar inverter applications, insulated ...[Details]
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"
Security makes everything simple" empowers embedded developers to quickly achieve compliance with new EU laws
The European Commission published a new Cyber Resilience Act propo...[Details]
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In the past two years, the competition in the projection industry has intensified. From technological innovation to marketing strategies, the competition among major projection companies has never ...[Details]
Automotive Electronics
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