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The progress of 5G smartphones has attracted much attention, and the 5G version of the iPhone has accelerated the 5G wave. Overall, the three new iPhones next year are expected to support 5G. Apple's...[Details]
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1 Introduction
The general-purpose inverter has the disadvantages of low grid-side power factor, large current harmonics, and irreversible energy due to its uncontrollable rectification link. ...[Details]
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For energy-saving lamps with damaged tubes, the original circuit board can be used to transform them into a compact switching power supply for small electrical appliances. The figure below shows a ...[Details]
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I helped them buy things for their practice car a while ago. I bought an infrared remote control and an 1838 infrared receiver because they were cheap. I was free these two days and read a lot of...[Details]
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The most frequently replaced component in power supply maintenance is probably the capacitor. For example, for ceramic capacitors, the two main parameters we care about are capacity and withstand vol...[Details]
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DMA is a bus that copies data from one address space to another without using the CPU, which reduces the burden on the CPU and allows it to focus more on data operations. In order to reduce the burde...[Details]
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Major global NAND flash memory suppliers are preparing to increase QLC NAND production between the end of this year and 2022 due to strong demand from personal computers (PCs) and data centers, accor...[Details]
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Abstract: In view of the characteristics of gasoline engine speed changes in a wide range and ignition voltage and current changing extremely quickly, CPLD is used as a high-speed collector to e...[Details]
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In the process of embedded system design, the power-off protection of the system is increasingly valued. The method introduced in this paper is implemented on an embedded platform built with ARM7 ser...[Details]
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The following are FLASH operations: #include "flash.h" #include "stm8s_flash.h" void Flash_Write_bytes(uint32_t Address , uint8_t * DataBuff,uint16_t length) { uint16_t Count=0; for( Count...[Details]
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1. Introduction
Infrared communication is a commonly used wireless data transmission method. It has the advantages of no pollution, stable information transmission, high information security, ...[Details]
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High-voltage and high-capacitance capacitors are generally realized by electrolytic capacitors or film capacitors, which are generally large in size. Despite years of development, the miniaturization...[Details]
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Traditional semiconductor metrics are becoming increasingly meaningless in state-of-the-art designs. The number of transistors you pack into a square centimeter is only important if they can be utili...[Details]
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When the tide goes out, you'll know who's been swimming naked. Buffett's famous quote has been proven to be true in all walks of life. Since 2018, after experiencing the carnival of autonomous dri...[Details]
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Electric tricycles, also known as electric tricycles, are an environmentally friendly and energy-saving means of transportation that have been widely used in logistics, express delivery, sanitation...[Details]
Power technology
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