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The application of single-chip microcomputers is becoming more and more common. Some single-chip microcomputers are equipped with serial communication ports to expand their application scope. For...[Details]
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The COVID-19 outbreak from late 2019 to early 2020 severely impacted the normal development of my country's social economy. Under the scientific leadership of the CPC Central Committee and the Stat...[Details]
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According to a research report released by market research firm Strategy Analytics, by the end of 2020, more than 665 million households (equivalent to 34% of global households) will own smart TVs. T...[Details]
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Lu Jinian, product director of Xiamen Sunpower Technology Co., Ltd., recently introduced the company’s new SG2042, a 64-bit RISC-V multi-core server CPU, at the 3rd Dishui Lake China RISC-V Forum. ...[Details]
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#include
#include intrins.h
sbit DQ = P2^2; //define DS18B20 port DQ
sbit BEEP=P2^3 ; //define alarm interface
unsigned char presence ; //define sensor initialization flag
unsigned char code ...[Details]
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1. Inductors are usually referred to as inductors and are one of the commonly used basic electronic components. There are many types of inductors with different shapes. The more common ones are: si...[Details]
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The examinee uses the stethoscope to transmit the sound of heart and lung auscultation to the human ear, which completely simulates a real auscultation process. The examinee palpates the different pos...[Details]
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Reset of AVR microcontroller: watchdog reset, power-on reset, power-off reset. I see that everyone is not very clear about the reset function, especially the reset function inside the AVR microcontro...[Details]
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Chips play an important role in the digital economy. Thanks to talent gathering, industrial upgrading, and policy support, my country's semiconductor industry is booming and is narrowing the gap with...[Details]
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● Strong main grid promotes development: 500 kV ring network structure has been completed; the total transformation capacity of the power grid is 91.25 million kVA, and there are 136 500 kV lines.
...[Details]
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China Energy Storage Network News:
On April 24, the Beijing Power Exchange held a press conference on the power market transaction information for the first quarter of 2020 in Beijing. The pr...[Details]
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When the thermostat of the refrigerator is damaged and it is difficult to configure a new thermostat for a while, the electronic thermostat introduced in this article can be used as an emergency subst...[Details]
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Recently, a project needs to save temporary data, but the product is easily disturbed and reset. So the data needs to be saved, so the variables can be initialized when the system is reset. Thi...[Details]
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This article mainly involves the following issues 1: How to get the frequency control word 2: Block diagram of DDS 3: Use MATLAB to obtain the digital quantization of the sine wave 4: Design...[Details]
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To jump from assembly to C you must use an absolute jump:
Project code:
Add main.o to Makefile:
Start.S:
Make compile:
Main.c code:
#...[Details]
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