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The competition board circuit board consists of: 51 single-chip microcomputer (STC89C52 chip, collectively referred to as 51 single-chip microcomputer) circuit, DC power socket circuit, reset circuit...[Details]
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Problem: Because there is no 5V pin on the stm32 minimum development board, the VCC and GND of the ultrasonic module are connected to the computer USB port for power supply, and the power supply of t...[Details]
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After the helicopter takes off, the aircraft engine drives the generator to generate electricity to provide a stable 115 V/400 Hz AC power for the onboard equipment. All onboard equipment that us...[Details]
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Qualcomm Halo Wireless Charging
Qualcomm launched its second-generation Halo wireless charging technology at the Formula E held at the Beijing Olympic Center on October 24.
Last year i...[Details]
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At 6:42 in the morning, the alarm clock rang. You're looking good, thanks to the sleep cycle monitor on your bedside table, which uses built-in edge artificial intelligence (AI) and radar technology ...[Details]
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October is the golden period for project construction. Damao Banner has sounded the charge for key project construction. With a running attitude, a competitive mentality, and a scrambling state, it is...[Details]
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A previous blog summarized the hybrid device driver model (http://www.cnblogs.com/ape-ming/p/5101322.html). Now let's write a button device driver based on the template listed in that blog.
Ac...[Details]
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The hydraulic pump is the core component of the hydraulic transmission system. It is responsible for converting mechanical energy into liquid pressure energy and providing power for the entire syst...[Details]
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/************************************************************************ AT93C46 read and write program through debugging (C language) * Program description: This program imple...[Details]
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MaxLinear's WAV600-2 SoC chipset has been selected by the Wi-Fi Alliance as an access point testbed device for Wi-Fi CERTIFIED 6 Release 2 certification. The testbed uses one MaxLinear WAV615 and two...[Details]
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1. Introduction
LED modules are now widely used in electronic products. With the expansion of the application scope and the continuous improvement of lighting systems, the demand for high pow...[Details]
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The electrical schematic diagram of this tester is shown below. It mainly tests the following five types of components: 1. Current source components; 2. Precision reference voltage source; 3. Adjusta...[Details]
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EMC (Electromagnetic Compatibility) has become a household word in the past decade. In the mid-1990s, Europe required lower radiated and conducted emission levels for products sold into the region....[Details]
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Just like the title, 3 problems were found during the implementation process. They are written down first and need to be answered: 1. After uboot is started, a lot of information is printed on dnw. ...[Details]
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When we first came into contact with the 51 microcontroller, a pull-up resistor must be added to the P0 port, otherwise P0 will be in a high-impedance state. You may be confused about this question,...[Details]