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The ARM Cortex M3 has a total of 256 interrupts.
The STM32F103CB has a total of 43 external interrupts and 16 internal interrupts.
IO ports with the same numerical number are assigned to the same g...[Details]
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A crisis that could affect manufacturers such as Apple, TSMC and Foxconn is erupting on the Korean Peninsula, about 1,500 kilometers away. South Korean officials flew to Tokyo to meet with Japanes...[Details]
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We know that electronic products have very high requirements for electrostatic protection, especially precision electronic components. Strong LED display manufacturers have done a good job in both ...[Details]
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0. Introduction
Dot-matrix flat-panel graphic LCDs are widely used in various portable products. There are many types of LCD controllers at the core of the display, and various control chips ha...[Details]
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Modern electronic systems in automotive and industrial applications require powerful, efficient and precise data communication capabilities to ensure optimal performance. To meet these needs, I...[Details]
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1 Overview of Lithium Battery Charging Methods
Taking lithium batteries, which are the most common in portable digital products, as an example, lithium batteries have many advantages such a...[Details]
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On January 31, Japanese semiconductor testing equipment giant Advantest announced that it would acquire Xingpu Technology, a printed circuit board (PCB) factory headquartered in Taoyuan, Taiwan. Xi...[Details]
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introduction With the progress of human society and the rapid development of science and technology, especially the development of 4C technology (Computer, Communication, Control and CRT Technology),...[Details]
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According to news on January 27, Samsung will launch its annual flagship Galaxy S22 series on February 9, of which the standard version of Galaxy S22 is a small-screen flagship. According to W...[Details]
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The article discusses the hazards caused by the zero line break fault in the low-voltage distribution system to people and equipment, and proposes corresponding protection measures, that is, starting...[Details]
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Oscilloscope basic trigger mode The basic and widely used trigger mode is the standard edge trigger. This trigger allows you to trigger on the rising edge, falling edge, or both edges. Although the e...[Details]
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Beginners often don't understand fuses. AVR chips use fuses to set the clock, boot time, enable some functions, BOOT area settings, and of course the most troublesome bit for beginners. If you don't s...[Details]
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We all know that the unit of transmission of the microcontroller serial port is byte, and the floating point number occupies four bytes. The simple idea is to use a char pointer to point to the float...[Details]
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Solid solution cathode materials improve capacity reduction
The number of publications of solid solution positive electrode materials (Li2MnO3-LiMO2) that achieve a specific capacity of more than...[Details]
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Electric vehicle battery fires are not uncommon. Although statistically less likely than internal combustion engine vehicles, when a battery fire occurs, it can continue to burn for hours or even d...[Details]