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Common memory concepts: RAM, SRAM, SDRAM, ROM, EPROM, EEPROM, Flash memory can be divided into many categories. According to whether the data is lost when power is off, it can be divided into RAM (...[Details]
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The structure of the bin file consists of two parts. The main program is placed at address 4096 in the NAND flash. The first 4k of program is responsible for copying the main program directly into S...[Details]
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0 Introduction With the rapid development of the information age, information science and technology has become a powerful driving force for the development of the international community and world e...[Details]
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You can use a CMOS integrated circuit 4049, a 2N2222 transistor, an 8-ohm speaker and a small number of passive components to form a circuit that can produce pleasant harmonics and is commonly used i...[Details]
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With the continuous improvement of the living standards of urban and rural residents in my country, private cars have entered thousands of households at a rapid pace. However, in the old driver's lice...[Details]
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The structure of the intelligent integrated turbine flowmeter is explosion-proof design, which means it can display the total flow, instantaneous flow and percentage of full flow. The battery uses a ...[Details]
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In high frequency conditions, a good use of PWM is to control the output power by controlling the duty cycle, such as controlling the fan speed, the brightness of the LED light, etc. This time, we us...[Details]
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The Bluetooth network topology configuration method invented by Jier Technology can automatically transfer the networking parameters and phase synchronization relationships used by the original commu...[Details]
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On a certain day in a certain delivery room, you were born (power up), but you didn't cry. The doctor lifted you up and slapped you hard on the butt, and you burst into tears (reset, reset successful)...[Details]
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It is reported that Gree Group is planning to transfer part of its shares in Gree Electric Appliances, which involves a change in the company's control. The outside world believes that no matter who ...[Details]
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Some people think that Apple has run out of ideas for this year's iPhone 11 series. Except for chips and iOS systems, none of them will be surpassed by domestic mobile phones. In fact, that is wrong....[Details]
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Just now, when I was looking at the 52 MCU and GPS communication program, I saw a function, absacc.h, which I had never encountered before. I searched on Baidu and combined my understanding to organiz...[Details]
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The resonant frequency of this circuit is 35MHz and 40MHz. The FM signal is added to the upper and lower loops respectively through two common base amplifiers, and the connection point of the two loo...[Details]
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"Chips based on the ARM architecture are highly homogenized in the IoT market, and it eventually turned into a price war. Now it's a crowded market." Fang Zhixi, chairman of the China Advisory Commit...[Details]
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I use a 4-bit 595-driven digital tube as data display; #include "STC15w408as.H" #include "intrins.h" #define U8 unsigned char #define U16 unsigned int #include "EEPROM.H" //This file can be downloa...[Details]
RF/Wirelessly
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