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#pragma src #include reg51.H f(){} f1(){} f2(){} main() { { int x; int *px; //The following representations are annoying, but the generated code But it is extremely concise: //Assign xdata type poin...[Details]
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At the 2020 WWDC Global Developers Conference last week, Apple officially announced its plan to use Apple's self-developed chips on Mac in the future, and said that its processors will bring new perf...[Details]
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Battery materials have always been a topic of concern in the market, hoping to solve problems such as energy storage efficiency and pollution. From lead/acid to lithium-ion, heavy metals and hazardou...[Details]
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With the development of the national economy, the number of cars is increasing, and car transportation is becoming more and more busy, but at the same time, traffic accidents are also common. Therefo...[Details]
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Apple today released its second-quarter 2021 financial results and held an earnings call, during which Cook was asked what supply expectations for Mac and iPad were in the second half of the year. ...[Details]
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Nokia posted a post on its official Weibo account. The post said Nokia will hold a media conference in China today (April 15). Judging from the picture in the post, the protagonist of this media conf...[Details]
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#include "reg51.h"
#define uint unsigned int
#define uchar unsigned char
code uchar CCTAB ={
/*-- 宽度x高度=128x64 --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0...[Details]
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The flyback transformer is the core of the flyback switching power supply. It determines a series of important parameters of the flyback converter, such as duty cycle D and maximum peak current. Th...[Details]
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If nothing unexpected happens, Apple will launch its first headphone before the end of this year, and it will most likely be named AirPods Studio. Today, a source on Twitter released a video of wha...[Details]
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In memory, the basic storage unit is a byte. Since the address line of a 16-bit CPU is 20 bits, a 20-bit number can be used to uniquely identify a byte storage unit. When you need to find a speci...[Details]
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The construction of highway monitoring systems has attracted more and more attention from highway operators, management departments and the public. After years of highway electromechanical engineering...[Details]
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The two sessions of the National People's Congress are about to be held. The reporter learned that Zeng Yuqun, a member of the National Committee of the Chinese People's Political Consultative Confere...[Details]
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Straight tube LED lighting refers to straight-tube LED lighting that aims to replace fluorescent lamps. Most companies that are new to the LED lighting market have launched straight tube products...[Details]
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360° panoramic images were first introduced in luxury SUVs. Due to their large size, panoramic images have become the "eagle eyes" for detecting blind spots around them. However, due to technical dif...[Details]
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I have used Qemu to run/debug arm linux several times, but I forgot about it after a while. I had to look up the information again every time, which wasted a lot of time. This time I made the whole...[Details]
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