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The program got stuck during LCD initialization. Through hardware debugging, it was found that it was stuck in the Delay_ms() function. Going to the definition, it was found to be a macro definition ...[Details]
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Many people buy the iTop4412 Elite board from Xunwei, and learn to develop and debug applications or drivers after running Android or Linux+Qt. But what happens before the Linux kernel runs? What kin...[Details]
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/*********************************************** Function name : key_scan_init Description: Key scan initialization Input parameter : none Return : none Others : ...[Details]
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5G networks have been popular in China for a long time. Although many people still use 4G mobile phones, the application of 5G has penetrated into all walks of life, especially some industries that...[Details]
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The application of single-chip microcomputer in electronic products has become more and more extensive. Temperature detection and temperature control are also used in many electronic products. However...[Details]
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The CHIPS Alliance announced the release of the Advanced Interface Bus (AIB) version 2.0 specification draft on GitHub. The AIB standard is an open standard with PHY-level connectivity standards. A...[Details]
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The newly upgraded FC 360 has rich software functions to maximize normal operation time and increase reliability. The built-in standard flux vector control mode can effectively improve dynamic perf...[Details]
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When using the serial port of the PIC16F1825/9 chip to receive data, a problem is encountered. When the serial port receives data quickly, the serial port may freeze. That is, the program runs normal...[Details]
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Following the release of iOS 14.1, Apple on Tuesday stopped signing versions of iOS 14.0.1, a move that will prevent users from downgrading to an earlier operating system. iOS 14.1 was released las...[Details]
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#include reg52.h
#define uchar unsigned char
sbit sda=P2^0;
sbit scl=P2^1; //Use the two I/O ports of the microcontroller to simulate the I2...[Details]
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NIO is a word that cannot be avoided when talking about the Chinese electric vehicle market. However, while the outside world is arguing whether Li Bin is the worst person in 2023, NIO's first mode...[Details]
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Battery packs have additional characteristics that are different from single cells. Based on the current level of power battery design and manufacturing technology, performance differences between sin...[Details]
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In power electronics technology and electronic instruments, the required DC power is obtained by rectification of the 220 V AC power grid. After full-wave rectification, the AC power supply is usually...[Details]
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The use of ultrasonic flowmeters to measure flow began in 1928 and entered the practical stage in the 1970s, but was limited to measuring liquid flow, while gas flow measurement began in the 1990s. Co...[Details]
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At present, the analysis and design theories based on the S parameters of transistor amplifiers are very mature and can be found in many books and materials. The implementation of these theories is...[Details]