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Abstract: A power supply system that can be powered by external DC power or dual smart battery packs is designed, and the specific design scheme of the main circuit is given. The system can achieve...[Details]
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Today, OPPO DEVELOPER DAY Shanghai was held at the Oriental International Banquet Center. The official event explained in detail the pain points, solutions, traffic monetization and innovative gamepl...[Details]
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Sensor selection principles
Modern sensors vary greatly in principle and structure. How to reasonably select sensors according to the specific measurement purpose, measurement object and measuremen...[Details]
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Complex buildings also originate from simple structures. Now let’s try to start with a simple flashing light circuit. The first thing you need to prepare is the tools. If you are not familiar w...[Details]
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Since the birth of automobiles more than 100 years ago, major traffic accidents caused by tire blowouts have always been a technical problem that has plagued the automobile industry. Especially whe...[Details]
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Photoelectric pyrometer Photoelectric pyrometer refers to a device that uses a photocell as a sensitive element. Its photocurrent is proportional to the light beam emitted by the heated object an...[Details]
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Ceramic filters are divided into two categories according to their amplitude-frequency characteristics: band-stop filters (also known as notch filters) and band-pass filters (also known as filters)...[Details]
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0 Introduction
Windows CE.NET is a preemptive multitasking Windows 32-bit embedded operating system with powerful communication capabilities. It is a strategic operating system product designe...[Details]
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The weather in Xi'an has been getting colder and colder recently. The weather forecast shows that the lowest temperature this week is only 2℃. More and more people are wearing winter clothes on the...[Details]
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Smartphone shipments underperformed in the latest quarter due to the coronavirus pandemic, which not only led to a decline in smartphone shipments but also affected shipments of components. Accordi...[Details]
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In recent years, the number of pedestrian deaths caused by cars has been on the rise. How to ensure the safety of all passengers and pedestrians in a complex driving environment is the direction of d...[Details]
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1 Introduction For the embedded system to run normally on the development board, the system needs to be configured first. A complete embedded system should include several parts: uboot, kernel, rootf...[Details]
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We focus on the output characteristics of the new generation of all-vanadium liquid flow battery energy storage, establish a liquid flow battery energy storage grid-related performance index system th...[Details]
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In fact, there is no standard definition to distinguish between microcontroller and embedded. For developers who have conducted microcontroller and embedded development, they all have their own defin...[Details]
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1. Preparation of startup documents
$ NOMOD51 ; Ax51 macro assembler control command: disable predefined 8051
; Customize the storage area that needs to be initialized after power-on
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Analogue and Mixed Signal
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