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How to write LCD driver 1. Allocate an fb_info structure using the framebuffer_alloc() function 2. Set the parameters in fb_info, 1) Fixed parameters (fix) 2) Variable parameters (var) 3) Set the ope...[Details]
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From June 7 to 10, 2023, the 16th China International Public Security Products Expo (referred to as the Expo) opened grandly at the Shougang Convention and Exhibition Center in Beijing. As a leadin...[Details]
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0 Introduction
In the field of face detection, the selection of facial features is the foundation and core. At present, the main face detection methods can be divided into two categories: f...[Details]
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Rubber products used to protect the harness, waterproof and noise at the places where the car body passes
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The following text is only about the modulation algorithm of Bluetooth technology. I think it is enough to add the Bluetooth module to the microcontroller, and it is not necessary to implement the ...[Details]
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On November 10, Shanghai Jiuxing Energy Technology Co., Ltd. ("Jiuxing Energy" for short) held a ceremony to launch the 200th heavy-duty truck battery swap station at the Kejia Demonstration Pa...[Details]
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New energy, also known as unconventional energy, refers to various forms of energy other than traditional energy, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy ...[Details]
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Judging from the Google Play Console and a lot of information, the Samsung Galaxy A21s is expected to be released in the near future. Recently, well-known whistleblower Sudhanshu Ambhore shared...[Details]
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Features:
CD3313 is an audio processing circuit with volume, tone (bass, treble), balance (left, right) and loudness (front, back) control, PIN√PINPT2313; TDA7313
The circuit provid...[Details]
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According to news on September 21, the "5G and Next Generation Mobile Communications Technology Development" forum hosted by the Ministry of Industry and Information Technology was recently held in Q...[Details]
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Working status of ARM processor In the ARM architecture, it can work in three different states: ARM state, Thumb state and Thumb-2 state, and debug state. The Embedded System Development and Applic...[Details]
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The Sino-US trade war is becoming increasingly fierce. The US even plans to include products such as mobile phones and laptops in the tariff list. Apple may be affected, which in turn dragged down Ho...[Details]
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Summary This article explores how to achieve precision voltage regulation through dynamic voltage scaling (DVS). DVS is a process of adjusting the output voltage slightly higher or lower dependin...[Details]
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The D/A conversion uses the AD5542 chip, which is a single-channel, 16-bit, serial input, voltage output digital-to-analog converter from ADI. It is powered by a single 5 V power supply. It uses a ...[Details]
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The most expensive game console in history, PS5 Pro, is about to be released. An overseas blogger got one in advance and took it apart without saying a word. He found some unexpected changes.
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MicroPython Open Source section
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