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STM32 reset can be divided into three types: system reset, power reset, and backup domain reset.
System reset:
After a system reset occurs, all register values are set to their reset values, exce...[Details]
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Following the "rebirth" of RedmiBook, big brother Xiaomi has finally begun to reflect on itself. Recently, Xiaomi's official media announced on Weibo that the Xiaomi Notebook Pro, which is position...[Details]
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The circuit shown in Figure 1 is a 4mA to 20mA current loop transmitter for communication between process control systems and their actuators. In addition to being cost-effective, this circuit is t...[Details]
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The attached figure is a DC series voltage regulator circuit with an output voltage of +40V to +80V. Since the output voltage can be adjusted to +80V at most, and the power supply voltage of the in...[Details]
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Nikkei Asia quoted three people familiar with the matter as saying on January 5 that Dell, the world's third largest computer manufacturer, informed its suppliers late last year that it would signifi...[Details]
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Introduction The following is a piece of code that lights up the 51 microcontroller and flashes the LED light using C language. It is also our first step into C51. We will start from the beginning an...[Details]
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Assume that the single-chip microcomputer uses 8051, the external ROM is not expanded, and the external RAM uses a 6116. The program will sequentially connect the contents of the 10B starting from th...[Details]
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In the process of electronic system design and debugging, voltage measurement is often an indispensable item in the measurement and control or measurement system. For voltage measurement, if it change...[Details]
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Pragma directives are probably the most complex of all preprocessor directives. They are used to set the state of the compiler or instruct the compiler to perform certain actions. The #pragma direct...[Details]
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SIIC Research Institute released the "2020 Automotive Wire-Control Chassis Industry Research Report", analyzing and studying the current status and suppliers of the wire-control chassis industry. ...[Details]
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The first technology is to make epitaxial thin-film solar cells, starting with highly doped crystalline silicon wafers (such as high-grade metallurgical silicon or waste), and then using chemical vap...[Details]
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FP8208A is a switch-mode buck lithium battery charging management chip. The input voltage is suitable for 5V AC adapters. It can charge single-cell lithium-ion batteries with constant current or co...[Details]
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Speaking of Bluetooth, everyone should be familiar with it now. Almost all office workers will choose Bluetooth headsets instead of traditional wired headsets, in order to listen to music in daily li...[Details]
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I have only used 51 to make AT24C02 before. Later, I came into contact with models with larger capacity and found many inconsistencies with the previous ones. I have summarized them as follows. In th...[Details]
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When AC current is overloaded, the AC voltage applied to the load and the AC current passing through the load will have a phase difference, from which people derive the concept of power factor. The...[Details]
DSP and ARM Processors
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