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Reference: 1) "ARM1176 JZF-S Technical Reference Manual": Chapter 3 System Control Coprocessor Chapter 6 Memory Management Unit 2) u-boot source code: u-boot-xxx/cpu/s3c64xx/start.S u-boot-xxx/board/...[Details]
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Solar Mailbox project circuit,Solar Mailbox project
Final external Realization
The purpose of this project is to develop a self sufficient Mailbox (real one) that will be powered only by the sun ...[Details]
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1 Overview
When using remote control encoding and decoding chips, the addresses of a pair of chips are required to be completely consistent. Therefore, when one remote control chip controls mu...[Details]
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As the basic unit in electronic systems, power semiconductors are indispensable components for the normal operation of power electronic equipment. They are widely used in a wide range of scenarios. W...[Details]
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The tube has a knee voltage. In the output characteristic curve (Figure 1-3), when the load increases, the intersection of the load line and the leftmost point of the output characteristic curve wi...[Details]
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Most of the portable handheld terminal products now, such as mobile phones, navigation systems, etc., have a small LCD display, which makes the design of LCD drive circuit an important part of hand...[Details]
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The accessibility of RISC-V is sparking a revolution, allowing developers to design processors that fit specific requirements thanks to its open architecture. Fraunhofer IPMS has extensive RISC-V exp...[Details]
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Recently, the "2023 China Automotive Patent Data Statistical Analysis" report produced by China Automotive Information Technology, China Automotive Intellectual Property Utilization Promotion Center,...[Details]
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On the evening of May 16, NIO's official Weibo account announced that a NIO ES8 near Anli Road in Jiading District, Shanghai, caught fire and began to emit smoke. Firefighters rushed to the scene and...[Details]
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On November 4, Nokia issued a press release on October 31, announcing that the company was selected by the European public-private partnership Smart Networks and Services Joint Undertaking (SNS JU)...[Details]
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The PN junction of a silicon power diode typically has a voltage drop of about 1.2V. This voltage drop causes a considerable amount of energy to be dissipated in the power diode, resulting in a los...[Details]
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Foreign media wccftech reported that AMD may become the first customer of Samsung's 3nm process technology. A recent report by DigiTimes mentioned that TSMC has retained Apple's 3nm order, and AMD an...[Details]
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This article will explore the process of converting from Profinet protocol to CCLink protocol, including the necessity of conversion, the use of gateways, conversion steps and precautions. By under...[Details]
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Automotive technology is always developing at a speed that people can't imagine. Ensuring the safety of vehicles and passengers as much as possible is one of the most important themes in today's vehi...[Details]
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1 System Description
This system uses the AT89C51 microcontroller to make a manual counter. A touch switch K1 and K2 are connected to the P3.2 pin and P3.3 pin of the AT89C51 microcontroller as...[Details]