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The content of this chapter is relatively simple. If you read and study Chapter 17 of the document "Hand-in-hand teaching you to learn 51 single-chip microcomputers" repeatedly, you will have a thoro...[Details]
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The front-end converter consists of a single-phase Boost power factor corrector and a DC/DC asymmetrical half-bridge (Asymmetrical Half-Bridge, AHB) converter. The AHB converter circuit with an...[Details]
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introduction
Electrical and autonomous driving architectures have significantly driven the challenges of cabling systems. Issues include electromagnetic interference, electromagnetic susceptib...[Details]
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Power supply design engineers usually use flexible power monitoring, timing control and regulation circuits to manage the system. This article mainly discusses the principles and methods of power m...[Details]
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The industry recently revealed that with the slow pace of factory expansion and the growing demand for 5G smartphones and Wi-Fi 6E applications, the shortage of LTCC (low-temperature co-fired ceramic...[Details]
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A special interrupt: SVCall Brief description: An interrupt triggered by a program, enabled by default Origin: SVC (system service call, also known as system call) is mostly used in software deve...[Details]
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Introduction: MX7219 is a highly integrated serial input/output common cathode LED driver display. It has software decoding and hardware decoding functions, and single data can be addressed and update...[Details]
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Note: This article is an advanced version of the experiment of controlling the sound of a buzzer with a 51 single-chip microcomputer. It is similar to the previous experiment. The previous experiment...[Details]
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On September 26, the Henan Provincial Development and Reform Commission issued the "Notice on Further Improving the Time-of-Use Electricity Pricing Mechanism (Draft for Comments)", encouraging indu...[Details]
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Introduction
The microcontroller-controlled stepper motor has the characteristics of flexible and diverse functions, accurate pulse output, and strong real-time performance. Various...[Details]
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John Goodenough, the father of lithium batteries and winner of the 2019 Nobel Prize in Chemistry, recently revealed that he has developed a sodium-glass battery with a storage capacity three times th...[Details]
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Before starting development, it is recommended that novices watch the 01-Xunwei Electronic Development Board introductory video. After you have a certain understanding of the development board and th...[Details]
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WiFi has been widely used in many fields; in addition to being widely used in laptops, it has also been extended
to WiFi phones and VoIP applications. According to a report recently rele...[Details]
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As expected, Microsoft discontinued its Cortana mobile app today. The company has now stopped all support for third-party Cortana and has canceled the Cortana app on iOS and Android devices. Cortan...[Details]
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MCS-51 has four powerful arithmetic operation instructions: addition, subtraction, multiplication and division. 1. Program status word PSW MCS-51 has a program status word register PSW, which is used...[Details]