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Code: /* The first example of C language Question: There are 1, 2, 3, and 4 numbers. How many different three-digit numbers can be formed without repeated numbers? How many are they? Program anal...[Details]
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When I checked the STM32 data today, I didn't know much about the output speed of 2M 10M 50M, and there were unexpected situations when porting the ARF2496K program to STM32. 1. The data received by ...[Details]
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Output ripple noise plays an important role in designing power supply circuits, but how much is appropriate? If the requirements are relaxed, the ripple noise is too large, the circuit cannot work pr...[Details]
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A universal byte read and write operation program for 9 types of EEPROMs, 24C01-24C256. This program has five entry conditions, namely the read and write data buffer pointer, the number of bytes to r...[Details]
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At the Google I/O Developer Conference that just ended, a number of new hardware products such as Pixel 6a and Pixel Buds Pro ignited the emotions at the scene and at the same time snatched away th...[Details]
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Ripple testing is very important in power quality testing. Since DC regulated power supplies are generally formed by AC power supplies through rectification, filtering, voltage stabilization, etc., i...[Details]
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In actual use, a large number of input signals or output signals are essential, but the microcontroller does not have so many pins. This problem can be solved by using shift registers, and shift reg...[Details]
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introduction With the intensification of the aging process in my country, there is a "vulnerable group of people who are bedridden for a long time" in today's society because they have lost the abili...[Details]
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Circuit Diagram:
code show as below:
#include reg51.h
#include INTRINS.H
sbit RS=0xA0;
sbit RW=0xA1;
sbit E=0xA2;
void lcd_w_cmd(unsigned char com);
void lcd_w_dat(unsigned ...[Details]
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According to recent foreign media reports, Samsung Display will provide foldable OLED panels for Huawei's next-generation foldable mobile phones. BOE is the main supplier of foldable displa...[Details]
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Ever, a photo storage and backup app, used millions of photos uploaded to the service to train a commercial facial recognition system that it provides to law enforcement and private companies, but NB...[Details]
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Samsung's official website announced the "Value Preservation and Replacement Plan" for the Samsung Galaxy S20 series. The plan shows that from now until September 30, 2020, users who purchase the Sam...[Details]
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In industry, it is often necessary to measure non-electrical physical quantities such as temperature, pressure, wind speed, etc. These usually need to be converted into analog quantities before they ...[Details]
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On October 22-23, 2020, the "2020 Third Automotive Laser Technology Forum" co-organized by ATC Automotive Technology Conference and Geely Auto was successfully concluded at the Jinma Hotel in Xiaosha...[Details]
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In the field of energy storage, in addition to electricity metering equipment, there are a variety of products and technologies that can improve the efficiency and performance of energy storage s...[Details]
Making friends through disassembly
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