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With the development of modern industry in China, the dust pollution in the air is becoming more and more serious. This pollution seriously endangers human health. Therefore, the measurement of dust c...[Details]
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Interrupts can be nested. The C51 MCU only supports two levels of nesting, while other MCUs can nest multiple levels.
The interrupted place is called a breakpoint.
The source that causes the CPU to ...[Details]
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Whether we take public transportation, experience the convenience and peace of mind brought by car-sharing or online ride-hailing, or drive to work and enjoy the independent space, cars are closely r...[Details]
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Program source code #include "ioCC2530.h" #include "stdio.h" #define LED1 P1_0 // P1_0 is defined as P1_0 #define LED2 P1_1 // P1_0 is defined as P1_1 #define SW1 P1_2 //SW1 port macro definition ...[Details]
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Digital
Set-Top Box
(STB) connects to the TV and external sources, converting the signals into content that can be displayed on the TV screen. With the addition of a hard disk drive (HDD)...[Details]
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After the TWS headset market was established by Apple, the industry market has grown rapidly, and products are also rapidly iterating, driving the rapid development of supply chain companies. However...[Details]
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1. Working principle of ∑-△ ADC
To understand
the working principle of
∑-△ ADC
, we should first have some understanding of the following concepts: oversampling, noise shaping, digital filte...[Details]
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Resources used in practice 4 rectifier diodes, 500R resistor (as load), oscilloscope, signal source Note: The resistance value does not need to be accurate. This resistor is used as a load. The r...[Details]
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Recently, a project based on LPC23xx needs to reset and restore to factory settings at the same time with one button (similar to using a thin needle to poke a hole on some ADSL and routers). I implem...[Details]
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Overview: This paper introduces the system design of collecting AC voltage and load current signals using HCNR200 and TMS320F2812 built-in ADC. HCNR200 is a high-precision linear optocoupler specia...[Details]
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Introduction: This chapter will describe how to configure GPIO and how to configure UART STM8 project template: http://download.csdn.net/detail/u012388993/9904051 The basic system configuration ...[Details]
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A blogger exposed the WeChat chat records of Li Nan, the former senior vice president of Meizu Technology. Li Nan said that iPhone 7 Plus users can consider upgrading to iPhone 11, and iPhone X...[Details]
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ADAS is the abbreviation of Advanced Driving Assistance System. The Chinese name is Advanced Driving Assistance System. Currently, it is divided into 17 subsystems on the market. In the last issue, w...[Details]
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A digital frequency synthesizer (DDS) is a digitally controlled phase-locked frequency multiplier. Its output frequency is an integer multiple of the reference frequency. The frequency selection switc...[Details]
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0 Introduction
In recent years, as people pay more attention to environmental issues, the earth's demand for clean energy has become higher and higher. Our company has been committed to the research...[Details]
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