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一、I2S控制器结构框图 S3C2440A的Inter-IC Sound (IIS)总线接口作为一个编解码接口连接外部8/16位立体声音频解码IC用于迷你碟机和可携式应用。IIS总线接口支持IIS总线数据格式和MSB-justified数据格式。该接口对FIFO的访问采用了DMA模式取代了中断。它可以在同一时间接收和发送数据。 图1 结构框图 总线接口，寄存器组和状态机（BRFC）：...[Details]
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In order to reduce the size and weight, low-power portable products such as PDAs, handheld computers, pagers and portable measuring instruments are mostly powered by a limited number of batteries...[Details]
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Application analysis of wet film
Photo-imaging anti-corrosion and anti-electroplating ink, referred to as wet film, has been successfully trial-produced in China since the early 199...[Details]
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On July 25, the strategic cooperation signing ceremony between Xingchu Century Technology Co., Ltd. and Sichuan Chuanrun Co., Ltd. (hereinafter referred to as Xingchu Century Chuanrun Co., Ltd.) was s...[Details]
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Recently, an "all-in-one" electric drive system was quietly released, which is the bridgehead for Huawei to officially enter the new energy vehicle industry. As Huawei's first electric drive syste...[Details]
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From January to September, the company achieved operating income of 269 million yuan, a year-on-year increase of 5.86%; the net profit attributable to the parent company was 55.1869 million yuan, a ye...[Details]
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Nokia G10 has now appeared on the benchmarking website Geekbench. It is equipped with a MediaTek Helio P22 chip and 3GB of RAM. Foreign media revealed that the 3+32GB version will be priced at...[Details]
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Temperature and control in industrial production are very important. The accuracy of temperature measurement determines the quality of the product, and temperature parameters also play a vital role i...[Details]
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1. Introduction Digital storage oscilloscopes are different from general analog oscilloscopes. They convert the collected analog voltage signals into digital signals, which are analyzed, processed, s...[Details]
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According to Jiwei.com, it is well known that in the past few years, the mobile phone ODM industry has been concentrated along with the concentration of terminal manufacturers. Up to now, the well-kn...[Details]
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There is a CPU inside the 51 microcontroller for calculation and control, four parallel I/O ports, namely P0, P1, P2, and P3, ROM for storing programs, RAM for storing intermediate results, timer/cou...[Details]
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Most of the analyses of u-boot.lds files on the Internet are the same. For example, the following is the information about u-boot.lds that I found on the Internet. OUTPUT_FORMAT("elf32-littlearm", ...[Details]
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I have completed a stm32 project in the past two days. When solving the keystroke problem, I wrote a scanning function for an independent keystroke. It should have been done by predecessors. Its essen...[Details]
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TrendForce's forecast details Sina Digital News reported on the morning of August 28 that a new report from the analysis agency TrendForce this week stated that Apple's future iPhone 12 phones wi...[Details]
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Huawei has made a major breakthrough in the field of solid-state battery technology! On November 5, 2024, Huawei announced the sulfide solid-state battery patent "Doped sulfide materials and prepar...[Details]
Microcontroller MCU
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