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(1) Principle of MCU system keyboard
The connection method of the column keyboard is more complicated than that of the independent keyboard, and the programming implementation is also more com...[Details]
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On December 20, the reporter learned from the State Grid Corporation of China's "Stabilizing Investment, Ensuring People's Livelihoods, and Promoting High-quality Development of the Grid" press con...[Details]
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1. What is the trigger mode of an oscilloscope? The "triggering" of an oscilloscope is to synchronize the scanning of the oscilloscope with the observed signal, so as to display a stable wa...[Details]
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Deng Hongjie gave some suggestions on how to reduce the bugs in the MCU program. He pointed out that the out-of-range management parameters that should be considered in the system operation are: 1. P...[Details]
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Recently, a British High Court judge ruled that Apple infringed two patents of Optis Cellular and ordered it to pay a licensing fee. The value of this fee has not yet been determined, but the m...[Details]
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introduction
Cell phones are the ultimate challenge for PCB layout engineers. Modern cell phones include almost all the subsystems of a portable device, and each subsystem has conflicting require...[Details]
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1 Overall design of the intelligent tracking car
1.1 Overall design
1) Determine the control scheme according to design requirements.
2) Use Proteus to design a reasonable hardware schematic.
3...[Details]
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STM32+SSD1963+TFT(FSMC) has been debugged and passed the code. Two points to note: 1. External access addresses need to be added with volatile, otherwise Keil MDK optimization will optimize part of t...[Details]
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Goodyear and the Stark Regional Transportation Authority (SARTA) have announced a partnership to test smart tire sensors and prototype tires on SARTA’s fleet of diesel and zero-emission hydrogen fuel...[Details]
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At 17:23 on April 4, at the lithium carbonate unit area of the battery-grade energy storage material project process construction general contracting project of Jiangxi Yifeng Times New Energy Mater...[Details]
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0 Introduction
With the rapid development of science and technology and the continuous improvement of people's living standards, people have put forward higher requirements for the env...[Details]
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At the end of the U-Boot-2009-03 porting notes, we found the U-boot startup code in cpu/arm920t/start.S, which is a piece of assembly code. Our porting work starts here.
We locate the re...[Details]
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1 Introduction
With the advancement of science and technology, the testing industry has developed rapidly. In addition to the continuous expansion of testing items and content, more import...[Details]
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Design and manufacture digital controlled DC current source. Input AC 200~240V, 50Hz; output DC voltage ≤10V.
Requirements: Output current range: 200mA～2000mA; Output current given value can b...[Details]
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According to Appleinsider, citing news from the Washington Post, Apple previously released the Apple Watch Series 6, which added a blood oxygen monitoring function. However, a reporter from th...[Details]
Microcontroller MCU
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