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At present, there are three main methods for LED to achieve white light:
1. Synthesize white light through the LED red, green and blue three-primary color multi-chip set and light emission.
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This paper introduces the software and hardware design scheme for realizing video stream control processing function by using digital signal processor. The paper focuses on how to design DSP softwa...[Details]
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Recently, the Ministry of Industry and Information Technology released the "New Energy Vehicle Industry Development Plan (2021-2035)" (Draft for Comments). The draft proposes that by 2025, the compet...[Details]
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On January 12, Sina's "2020 Technology Billboard" annual ceremony officially opened today. Due to the epidemic, all activities of this year's Technology Billboard were held online. The them...[Details]
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1. Basic knowledge of hardware testing 1.1 What is hardware testing? Definition: Hardware testing is a process activity to check the product hardware (structure, PCBA, key components, etc.) during th...[Details]
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The figure above is the schematic diagram of the network card on the development board, which can be obtained: 1. The access base address of CS8900A is 0x19000000 2. The bus width is 16 3. T...[Details]
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Programmable array logic (PAL) is a simple PLD. This article is written by the editor of Electronics Enthusiasts Network to introduce the output structure of PAL and the naming rules of PAL devices.
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1. Processing and laying of cable tubes
(1) Metal cable tubes should not have perforations, cracks, significant unevenness, or severe rust, and the inner wall of the tube should be ...[Details]
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A friend once asked me on the BBS what does {} mean? What is its function? There are many brackets in C, such as {}, , (), etc., which really confuse some beginners. In some languages such as VB, t...[Details]
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fifth_drv.c driver source code: #include "linux/device.h" #include "linux/interrupt.h" #include "linux/module.h" #include "linux/kernel.h" #include "linux/fs.h" #include "linux/init.h" #include "linu...[Details]
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The transplantation of μC/OS-II on the ARM platform is an important learning process, which helps to improve the knowledge and understanding of RTOS, thereby improving the theoretical and technical...[Details]
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This week, the three major A-share indices weakened collectively. Among them, the Shanghai Composite Index fell 88.8 points, a drop of 2.46%, to close at 3518.76 points, the Shenzhen Component Index ...[Details]
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With the development of science and technology, the application of smart wearable devices is becoming more and more popular. Many smart wearable devices have waterproof function, which has become a...[Details]
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BYD Electronics is undoubtedly the "invisible giant" behind BYD, as can be seen from BYD's 2018 financial report data. In 2018, BYD's main businesses included automobile business, mobile phone parts ...[Details]
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Watchdog timer, in the embedded field, some devices need to work in some extreme environments, that is, places where people rarely go or are difficult to go. In the long-term operation, it is inevi...[Details]
Microcontroller MCU
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