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With the development of white light LED, its application is becoming more and more widespread. In the past, the most common application of white LEDs was as the backlight source for small-size LCD ...[Details]
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Sina Digital News reported on the morning of January 8 that Apple has updated its 13-inch MacBook Pro notebook screen repair plan. The warranty period for this part of the eligible laptop is up t...[Details]
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At present, in the development of embedded products, low-end microprocessor software is mostly implemented using the bare metal development model. In this development model, there are often the follo...[Details]
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General Problems of Power Amplifier Circuits
1. Definition of power amplifier circuit
A power amplifier circuit is an amplifier circuit that aims to output a large amount of power. It usua...[Details]
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According to BusinessKorea, Samsung Electronics is planning to catch up with TSMC, the world's largest foundry company, by building a 3-nanometer GAA (Gate-all-around) process within the next three y...[Details]
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With the introduction of entry-level and advanced smartphones, consumers have more diverse choices. In addition, the reduction in size and price of tablet computers has stimulated global market sales...[Details]
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Supply chain sources said that in the first quarter of 2022, demand for Android phones from mainland Chinese suppliers began to pick up, and Xiaomi, OPPO, vivo and Honor all set ambitious shipment ta...[Details]
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Many mobile phone users envy Palm's wireless charging magic device "Philosopher's Stone". Now, if we modify the Philosopher's Stone, we can have a mobile phone wireless charging power bank at a cos...[Details]
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The LED lighting industry is developing rapidly, and there are many kinds of lamps and lanterns, and the price difference is also quite obvious. There are many manufacturers producing LEDs and LED ...[Details]
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According to the "Science and Technology Innovation Board Daily", it was learned from the supply chain that the OLED screens for the other two models except the iPhone 12 Pro and iPhone 12 Pro...[Details]
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Introduction: Basic principles of synchronous serial port SPI Interface timing diagram of DS1302 Use of DS1302 Use of M16 SPI SPI Basic Principles SPI is the most commonly used synchronous serial...[Details]
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Working in confined spaces is difficult at the best of times. Operators often have to don personal protective equipment (PPE), often have limited mobility, and may have to carry tools or equipment to ...[Details]
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Instruction set learning
1. ARM
Instruction Set
1. Instruction format
2. Condition Code
3. ARM
Memory access instructions
1) LDR/ STR
- Load/Store In...[Details]
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The anti-slip regulation system (ASR) is developed on the basis of the anti-lock braking system (ABS). After adding the engine output torque adjustment function and the drive wheel brake pressure a...[Details]
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The traditional direct moisture measurement method has a long cycle and is difficult to meet the requirements of modern production for speed and continuity. The non-electrical electrical measuremen...[Details]