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Purpose: To become familiar with
the use of the statements GPIO_WriteHigh(GPIO_TypeDef* GPIOx, GPIO_Pin_TypeDef PortPins); and GPIO_WriteLow(GPIO_TypeDef* GPIOx, GPIO_Pin_TypeDef PortPins);.
#includ...[Details]
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According to Gartner's forecast, due to chip shortages and trends such as the electrification and automation of automobiles, half of the top ten automotive original equipment manufacturers (OEMs) wil...[Details]
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The Leeb hardness is calculated by the ratio of the rebound velocity of the punch at a distance of 1 mm from the sample surface to the impact velocity when the impact body of a specified mass impa...[Details]
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A judge will hold a pretrial hearing next week to hear state attorneys general's bid to block T-Mobile's $26 billion acquisition of Sprint, Reuters reported. U.S. District Judge Victor Marrero of the...[Details]
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IC Insights recently released the 2021 edition of The McClean Report, which ranks and predicts the sales growth rate of semiconductor industry segments this year. The segmentation list includes 33 IC...[Details]
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Since March, supply disruptions have continued to occur in the Russian market. First, manufacturers such as Intel, Microsoft, Apple, and Dell suspended shipments or stopped some services, followed by...[Details]
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When we use kei c51 to create a 51 microcontroller project, there will be a prompt as shown below: When keil creates a new project, it prompts whether to add a startup file Normally, you need to sel...[Details]
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To use a 32.768 kHz watch crystal as the device clock source, the low frequency crystal oscillator must be selected by setting the CKSEL fuse to “1001”. The crystal connection is shown in Figure 13. ...[Details]
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A data acquisition system (DAS) converts analog signals into digital format, which are then analyzed by a digital signal processor to extract useful information. Some applications, such as imaging, a...[Details]
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The differential bridge sensor monitoring circuit with temperature compensation is a complete low power signal conditioner for bridge type sensors, including a temperature compensation channel. The...[Details]
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mkimage tool: There is a mkimage tool in the tools/directory of the uboot source code. This tool can be used to create a variety of uncompressed or compressed bootable image files. When mkimage c...[Details]
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Interrupt system
The concept of interruption
What is interruption? Let's introduce it from an example in life. You are reading a book at home, and suddenly the phone rings. You put down the b...[Details]
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Smartwatch players can be divided into three factions. However, no matter which faction they belong to, they cannot escape this point. "It can tell time, but it can do more than just tell time." J...[Details]
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If registers are used in the interrupt service function ISR, the use of using must be handled properly: 1. The interrupt service function uses using to specify a register bank different from the main...[Details]
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October
24,
2024
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Chengdu - OPPO today released the new generation of annual imaging flagship Find X8 series, which adopts a new generation of ultra-thin straight screen...[Details]
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