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#include
#include"intrins.h"
#define uint unsigned int
#define uchar unsigned char
sbit beep=P3^4;
uchar count=0;
/*void delay_ms(int j)
{
uchar i;
while(j--)
for(i=1;i
{
_nop_();
_nop_(...[Details]
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In recent years, LED electronic display screens have attracted increasing attention as a high-tech product. They can display text, graphics and image information in real time or in a loop. They hav...[Details]
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On November 14, Lantu Automobile officially released the ESSA+SOA intelligent electric bionic body, which is another new upgrade of Lantu's ESSA architecture. At the press conference, Lantu Automobil...[Details]
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Recently, the Ministry of Emergency Management and the Ministry of Industry and Information Technology jointly issued the "Guiding Opinions on the Development of Emergency
Robots
" (hereina...[Details]
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Following the launch of sensAI for low-power network edge AI in 2018, and the announcement of mVision 1.0 and Sentry 1.0 for low-power embedded vision and network protection and recovery root of tr...[Details]
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0 Introduction
The electric energy metering system is a metering instrument that measures the amount of electric energy consumption, and its technical requirements are very high. It requir...[Details]
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ex file is a file format that can be burned into a microcontroller and executed by the microcontroller. There are many ways to generate Hex files. C programs or assembly programs can be compiled into...[Details]
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Hemlock Semiconductor Operations (HSC) has announced the acquisition of DuPont's trichlorosilane (TCS) production line, the primary raw material for ultra-pure polysilicon supplied to the semiconduct...[Details]
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The Coordinate Rotational Digital Computer (CORDIC) algorithm is a cyclic iterative algorithm used to calculate some commonly used basic operation functions and arithmetic operations. Its basic ide...[Details]
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Data shows that in 2018, the global semiconductor sales were about 450 billion US dollars, and China's imports accounted for 312 billion US dollars. It cannot be ignored that in the fields of compute...[Details]
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KEILCx51 is a development tool for 8051 series microcontrollers and their hardware control systems. Any data type defined by it must be located in the storage area of 8051 in a certain storage type,...[Details]
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In common electronic systems such as computing, communication and consumption, processors/controllers, memory, power management ICs, etc. are often the focus of attention. Compared with these popular...[Details]
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Chapter 2 Circuit Design
The previous chapter talked about the project establishment. This chapter will enter the circuit design. There are several basic tasks to be done in circuit design:
...[Details]
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Introduction: To meet the needs of remote measurement and control of solar water heating projects, a temperature and water level remote measurement and control system based on single-chip microcomput...[Details]
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In the design of the driver, we may use flush_cache_all to flush the contents of the ARM cache to the RAM, because the cache in ARM Linux is generally set to write back. Usually, DMA cannot access ...[Details]