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MCU USB interface technology based on LPC2939 design
LPC2939 is an MCU based on NXP's ARM968E-S CPU core with two TCMs. It operates at up to 125MHz and integrates full-speed USB 2.0 ho...[Details]
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How to suppress noise and improve sound quality of Bluetooth audio devices?
Wireless audio that does not require a wired connection has become increasingly popular in recent years. With the in...[Details]
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1. Project introduction Breathing light is a common LED lighting effect that can simulate changes in human breathing and make the light look softer and more natural. The 51 microcontroller is a widel...[Details]
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Security robots, also known as security robots, are semi-autonomous, autonomous, or fully controlled robots that assist humans in completing security protection work. As a sub-field of the robot ...[Details]
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This program displays the button in one digit. If multiple digits are displayed, the main program needs to be modified to display multiple digits. This program software includes a debounce function, b...[Details]
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On October 12, Xinjiang Company and some tertiary industry companies were invited to attend the investment promotion symposium and signing ceremony held by the Wusu Municipal People's Government an...[Details]
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Analysis of several effective switching power supply electromagnetic interference suppression Regarding the research on switching power supply EMI (Electro-Magnetic Interference), some studies st...[Details]
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Use the diode position of the digital multimeter to measure the diode. When measuring the diode, use the diode position of the multimeter. If the red test lead is connected to the anode (positive) of...[Details]
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A netizen on Zhihu asked a question called "How do you view OPPO's success?", which attracted a lot of attention. Among them, the answer of @飞傲James, a former OPPO employee, current OPPO shareholder,...[Details]
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In the interface circuit design, since the LM320160CCW LCD display module is powered by 5 V, and the microcontroller is powered by 3.3 V, they cannot be simply connected to each other and need to b...[Details]
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On April 15, the Weibo topic "Brands that were once popular but have disappeared" sparked heated discussions among netizens, and one netizen mentioned "Motorola" in a Weibo post.
In this regar...[Details]
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On September 2, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Quanta Audio has launched a 2.1CH audio amplifier...[Details]
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Introduction to Loop Resistance Tester Loop Resistance Tester, also known as contact resistance tester, is a special instrument used to measure contact resistance and loop resistance of switch co...[Details]
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Thermocouple is actually an energy converter that converts thermal energy into electrical energy and uses the generated thermoelectric potential to measure temperature. Two homogeneous conductors of...[Details]
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Numerical Control Machine Tool (NC Machine Tool) and CNC (Computer Numerical Control) are often used to describe the same concept, but there are actually some differences between them.
1. Defi...[Details]
Microcontroller MCU
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