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Recently, some foreign netizens obtained an upgrade roadmap for the official version of EMUI 10, in which the Mate 30 series released on September 19 will be the first to try it. At present, the P3...[Details]
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In the process of embedded system design, the power-off protection of the system is increasingly valued. The method introduced in this paper is implemented on an embedded platform built with ARM7...[Details]
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introduction
With the rapid development of computer technology, the transformation of CNC systems from traditional dedicated closed systems to flexible open CNC systems has become an inevi...[Details]
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An expert system is a computer program used to model the problem-solving ability of human experts. It is an intelligent program system that contains a large amount of expert-level knowledge an...[Details]
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From the physical Home button to the introduction of fingerprint sensor, to the upgrade to Touch ID, and finally to the Face ID 3D facial recognition solution of iPhone X, iPhone has been constantly ...[Details]
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The structure of modern signal generators is very complex, which is very different from the early simple signal generators, but the overall basic structural functional units are similar. The main ...[Details]
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STM32 GPIO output leakage open, external pull-up, can output, can also read input level
This is the internal structure diagram of STM32 GPIO.
It can be seen that when the GPIO output part is se...[Details]
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1. The relationship between ARM7, ARM9, ARM11 and ARM-Cortex
ARM7: ARMv4 architecture, ARM9: ARMv5 architecture, ARM11: ARMv6 architecture, ARM-Cortex series: ARMv7 architecture ARM7 has no MMU...[Details]
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Anti-masking, spray painting and pet detection technology
When working, detectors are often disturbed by intentional damage or other objects that accidentally enter, resulting in false ala...[Details]
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The withstand voltage of electrical devices, insulating materials and insulating structures reflects the safety performance of the equipment under actual working conditions and is an electrical par...[Details]
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The main functional test items of Keysight's power supply include: output ripple and noise, overvoltage protection cut-off time, power on and off delay, power up and down programming time, transient ...[Details]
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Recently, Yiwei Lithium Energy issued an announcement stating that benefiting from the vigorous development of the new energy vehicle industry, combined with the actual situation of the company's pow...[Details]
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1 Why do we need to remap the interrupt vector table?
The COREM3 authoritative guide says "However, in order to dynamically redistribute interrupts, CM3 allows vector table relocation -...[Details]
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High reliability, powerful functions, high speed, low power consumption and low price have always been important indicators for measuring the performance of microcontrollers, and are also necessary c...[Details]
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The PT100 temperature sensor is a temperature measurement device widely used in the industrial field. Its working principle is based on the characteristics of platinum resistance changing with temp...[Details]
Analogue and Mixed Signal
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