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Serial port DMA control experiment I. Background DMA is the abbreviation of Direct Memory Access, which means "direct memory access". It refers to a high-speed data transmission operation that a...[Details]

      As soon as this news came out, many individual creators were looking forward to it. After all, WeChat red envelopes are a product that is truly recognized by the public, and the earliest WeChat...[Details]

According to Android Police, there are traces of Google's next-generation flagship Pixel 7 series in the Android 13 developer preview. It is reported that Google's Pixel 7 series, like the previous...[Details]

introduction With the improvement of people's living standards, the use of various water heaters has become quite popular, and the corresponding controllers have also come out one after another. Howe...[Details]

According to market reports, Apple plans to launch a gaming PC next year, with a price tag of up to $5,000. This will be Apple's first foray into the gaming PC field. As it is a new product with a hi...[Details]

Jiwei.com reports (by reporter Yi Qun) that this year marks the 12th year since the first iPhone was launched in 2007. Apple is not having a good time this year, the iPhone's zodiac year.       The...[Details]

  LEDs are widely used in E27, GU10, PAR lamps, MR16 and other fields. However, there are some problems in the application of LED-MR16 driven by electronic transformers. This is mainly caused by 4 r...[Details]

Comprehensive experiment: Use 18B20 (digital temperature acquisition) 74LS47 (digital tube decoding) 74LS138 (38 decoding) DS18B20 is a one-line digital temperature sensor produced by DALLAS, with a ...[Details]

Vital sign monitoring has expanded beyond the scope of medical practice into multiple areas of our daily lives. Initially, vital sign monitoring was performed in hospitals and clinics under strict me...[Details]

In 2022, my country's electronic information manufacturing production will maintain steady growth, export growth will slow down, revenue growth will decline slightly, and investment will maintain rap...[Details]

On May 25th local time, Reuters reported that Nvidia predicted that its video game chip sales will decline this quarter and announced new supply chain problems caused by China's COVID-19 lockdown. Nv...[Details]

#include avr/io.h #include avr/interrupt.h unsigned int CNT = 0; void timer0_init() { TCCR0A = 0x00; //Normal mode TCCR0B = 0x00; //Stop counting TCNT0 = 0xFA; //Initial value of counting, in ord...[Details]

According to CCTV Finance, the Hangzhou Xiacheng District Health Supervision Institute is currently piloting the "Transparent Cleaning Intelligent Supervision" system.   In the pilot hotel, each piec...[Details]

Since the concept of the Internet of Things was born in the United States, the Internet of Things has become an important part of the new generation of information technology, and is the integration ...[Details]

1. Steps to write ts driver (beginners can just take a look at it, the content is a bit confusing) 1. Copy the header file; 2. Write entry and exit functions 3. All...[Details]