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1. Introduction In the SPWM full-bridge inverter, in order to achieve electrical isolation between input and output and obtain the appropriate voltage amplitude, a base frequency AC transformer is...[Details]
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#include reg52.h //Maximum 99 minutes countdown reminder #define uchar unsigned char #define uint unsigned int sbit gewei0=P1^6; //Allow units digit display. sbit shiwei0=P1^7; //Allow tens digit d...[Details]
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1. Introduction
With the continuous development of human science and technology, the night of our planet is becoming brighter and more gorgeous. Behind these changes is the continuou...[Details]
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At 18:58 on August 14, the official Weibo account of Jianye Branch of Nanjing Public Security Bureau of Jiangsu Province reported that a fire in an online ride-hailing vehicle in Jianye District of N...[Details]
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IIC (Inter-Integrated Circuit) bus is a two-wire serial bus developed by PHILIPS for connecting Microcontrollers and their peripherals. It is also a very popular communication bus. Using IIC bus to m...[Details]
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SPI bus is a three-wire synchronous interface introduced by Motorola. It communicates in a synchronous serial 3-wire mode: a clock line SCK, a data input line MOSI, and a data output line MISO. It is...[Details]
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Elmos, a global market leader in ultrasonic parking assistance systems and optical proximity detection and gesture control technology for automotive applications, recently announced the launch of a...[Details]
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As oil prices continue to rise, people are under increasing pressure from fuel costs. Most people are beginning to pay attention to transportation tools that use other energy sources, and more and mor...[Details]
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June 14, 2022 – XP Power has announced a new ultra-compact medical adapter power supply that meets the need for space-saving fanless solutions in home healthcare and hospital applications with power ...[Details]
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This white paper explains metastability in FPGAs, why it occurs, and how it can cause designs to fail. It describes how to calculate metastability MTBF, focusing on the various device and design pa...[Details]
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I knew nothing about Renesas MCU just two weeks ago. Due to the needs of my work, I had to switch to learning Renesas MCU.
The initial study was a bit boring and I had no id...[Details]
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In order to save ports, I also changed the 1602 LCD to 595 to drive it. There are 2 files in total. The program has been tested by me. You only need to change the port in your own application.
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The working principle of ultrasonic level meter is that the ultrasonic transducer (probe) emits high-frequency pulse sound waves, which are reflected and folded back when encountering the surf...[Details]
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On October 30, Samsung is currently expanding the proportion of Qualcomm Snapdragon chips used in its Galaxy flagship phones, while its own Exynos chips mainly cover mid-to-low-end and home applian...[Details]
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Supercapacitor is a new type of electrochemical component that stores energy through polarized electrolytes. No chemical reaction occurs during the energy storage process, and this energy storage p...[Details]
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