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The overall block diagram of the system is shown in the figure, which mainly includes 8031 single-chip microcomputer main control system, keyboard,
LED display
, status detection ci...[Details]
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There are less than two weeks left until 2020. While manufacturers are actively preparing for CES, they are also starting to prepare for the first wave of new works for the coming year. The ...[Details]
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March 13, 2024, Shanghai - Intel will appear at the 24th China Retail Expo (China Shop 2024). At the meeting, Intel released the "Special Report on Digital Empowerment of Retail Stores (2024)" . This...[Details]
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This is a topic that everyone is very concerned about. Some of our friends and friends around us who want to learn microcontroller development will ask me, how long does it take to learn microcontrol...[Details]
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Output voltages
are decreasing, while voltage regulation requirements are becoming increasingly demanding. For designers, a few tricks can make the task less difficult than it may seem. Ev...[Details]
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Based on the 32-bit STM32F103, the audio signal generated by PWM is used to drive the buzzer to play music, realizing the application design of the music player. The player can realize 21 scales ...[Details]
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With the advancement and widespread application of digital science, the concept of media integration has become increasingly perfect, and outdoor media has become the new favorite of China's advertis...[Details]
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paging_init is used to create page tables and initialize the memory map of the zone.
void *zero_page;
sort(&meminfo.bank, meminfo.nr_banks, sizeof(meminfo.bank ), meminfo_cmp, NULL);
buil...[Details]
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Under the repeated urging of regulatory authorities, my country's domestic broadband has been accelerated several times, and 100M broadband has begun to be popularized. Now Intel has announced that i...[Details]
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Due to the rapid development of microcomputer technology and the complexity of control systems, the application of multi-computer communication is becoming more and more extensive, especially in ...[Details]
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555 forward drive power supply circuit
In the drive design, a stable power supply is the guarantee for the normal operation of IGBT, as shown in Figure 4. The power supply adopts forward conver...[Details]
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1. Introduction
In the increasingly developed communication world, new products and new equipment emerge in an endless stream. The problem that follows is that the interfaces between va...[Details]
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Power electronic devices are products used to control power in a variety of devices such as air conditioners, photovoltaic power generation systems, and pure electric vehicles. Power semiconducto...[Details]
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1 Overview
The sensorless brushless DC motor (BLDCM) has been widely used in the field of model aircraft due to its high speed, high reliability, small size and light weight. However, comp...[Details]
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Focus on industry to build ecosystem, and drive innovation to build the future The 19th China Communication Integrated Circuit Technology Application Seminar and Qingdao Microelectronics Industry...[Details]