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When the serial ports are configured, add
#include stdio.h
#ifdef __GNUC__
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
#else
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f) ...[Details]
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1 Introduction
In the post-PC era of the rapid development of information technology, computers, communications, and consumer electronics are integrated. Although computers and networks have fully pe...[Details]
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On July 23, Huawei Technologies Co., Ltd. disclosed the invention patent of "A method and device for determining the depth of accumulated water", publication number CN113168535A, and the application ...[Details]
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On March 27, State Grid Qinghai Electric Power Company completed the preparation of the ubiquitous power Internet of Things construction plan and began to move towards the specific implementation s...[Details]
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Project Overview: Introduction Since the concept of virtual instrument was proposed, the automatic test system built by replacing hardware with software, code with graphics, programming with confi...[Details]
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This article describes a high power factor flyback converter for LED lighting that achieves all of these features and can be dimmed using a standard TRIAC-based dimmer.
I. Flyback Basic...[Details]
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**1. Inverter: a product that converts DC power into AC power**
What is an inverter? It is a product that converts direct current into alternating current.
The parameters are ...[Details]
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Self-driving cars, also known as driverless cars, computer-driven cars, or wheeled mobile robots, are intelligent cars that are unmanned by computer systems. They have been around for decades in the ...[Details]
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When we talk about exception vectors, we will think of interrupt vectors. In fact, interrupts are a subset of exceptions, which means that interrupts are actually a type of exception. Back to the e...[Details]
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Recently, foreign media reported that a research team from Florida State University and Cornell University in the United States found that batteries can be made with cheap and safe components, and co...[Details]
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Design of optical fiber high temperature measuring instrument based on DSP processor
Abstract: This paper introduces a design scheme of a fiber optic high temperature measuring instrument ...[Details]
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Let’s first recall the steps that Mr. Wei taught us before about writing a driver: 1. Assign a major device number 2. Construct a file_operation function 3. register_chrdev registers the devi...[Details]
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It is reported that the Eastern Star intersected with a certain ship at 20:52:36 on June 1. From the video and the trajectory map of both sides at that time, the "Eastern Star" appeared in the upp...[Details]
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The online UPS power supply has a low power circuit failure rate because of its reasonable circuit design and large margin of driving power component capacity. In contrast, the failure rate caused by ...[Details]
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Recently, Chengxin Zhilian has launched its innovative achievement, the CXP-FUSION micro high-precision positioning intelligent terminal, and has launched it on the market. This c...[Details]
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