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#include STC89C5xRC.H #include intrins.h sbit DATA_IO = P3^2; /* 软件延时函数，延时时间(t*10)us */ void DelayX10us(unsigned char t) { do { _nop_(); _nop_(); _nop_(); _nop_(...[Details]
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According to foreign media reports, the iPhone 13 series of smartphones, which Apple launched on September 15 and officially launched on September 24, have been on the market for a month. Although ...[Details]
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1. Change all project directories to English. 2. In the magic wand, uncheck both options (verify code download and download to flash) in debug- settings- download options, and check both options u...[Details]
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According to foreign media reports, if you are an Apple fan, after buying a new iPad Pro, you may also have purchased an Apple Pencil. However, a small group of people found that the Apple Pencil int...[Details]
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1 Interrupt system structure The following figure shows the path from the interrupt pin to the interrupt entry: It is not difficult to see from the figure that T0 and T1 pass through the registers ...[Details]
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In the context of the overall downward trend in automobile sales, the upstream automobile parts industry has also been affected. Judging from the 2019 financial reports recently released by parts com...[Details]
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On July 19, an investor asked Shanghai Xinyang: "Which company does your company purchase the raw materials for the storage containers of photoresist from? How much is the annual purchase amount? Aft...[Details]
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After leaving reset, the first thing CM3 does is read the values of the following two 32-bit integers: 1) Get the initial value of MSP from address 0x0000 0000 2) Take the initial value of PC from ...[Details]
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Last night, Samsung officially launched the Chinese version of the Samsung S22 series, namely the 6.1-inch Samsung Galaxy S22, the 6.6-inch Samsung Galaxy S22+, and the 6.8-inch Samsung Galaxy S22 Ul...[Details]
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Apple recently updated its Apple Music app for artists with some minor bug fixes and improvements, but there's one more notable change - a new icon. The Apple Music app for artists now has a simple...[Details]
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According to foreign media reports, ADAS and autonomous driving (AD) sensing technology supplier LeddarTech® announced the launch of a new version of LeddarEngine software to support and accelerate t...[Details]
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Canada's Globe and Mail published an exclusive interview with Huawei founder Ren Zhengfei. The head of Huawei revealed in the interview that the company plans to move its research and development ...[Details]
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In 2019, State Grid Gansu Electric Power Company resolutely implemented the decisions and deployments of State Grid Corporation of China, overcame numerous difficulties, took a series of measures, ...[Details]
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Not long ago, CATL released a new "sodium-ion battery". According to the data officially released by CATL, the energy density of the first-generation "sodium-ion battery" is 160Wh/Kg; it can be cha...[Details]
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01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
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