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Because the serial port of the chip is not enough, I have to use the IO port to simulate the serial port. I downloaded a program to simulate the serial port on the Internet. It can be run, but I foun...[Details]
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Strategy Analytics Smart Speakers and Screens (SSS) research service recently released a research report, "Smart Speaker Vendor & OS Shipment and Usage Market Share by Region in Q2 2019", which point...[Details]
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The world is currently in a stage of inflation, and the prices of various raw materials have skyrocketed. Under such circumstances, it is more difficult for Apple to bring the iPhone back to domestic...[Details]
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A Bode plot with three poles and one zero will be used to analyze the gain and phase margin. Assuming a DC gain of 80dB, the first pole occurs at 100Hz. At this frequency, the slope of the gai...[Details]
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1. Introduction
In daily production and life, a large number of motors are used to drive various machines at specified speeds and powers. In the military, many applications often require that the r...[Details]
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First of all, SST39VF16 FLASH is 16-bit, which means two bytes (half-words) are the minimum operation unit. That is to say, if you give 0x00000 on the FLASH address, the data it gives is the first 16-...[Details]
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According to CNBC, Honor demonstrated an eye-tracking system that can remotely start and stop a car, realizing eye-movement control of the car and unlocking huge possibilities in the field of human-c...[Details]
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Semiconductor laser
refers to a laser that uses semiconductor materials as working materials. Its driving methods mainly include PN junction injection. The commonly used and mature semicond...[Details]
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The annual Chengdu Auto Show has opened again. Perhaps this year’s auto market has experienced turbulence and involution, and everyone’s new product rhythm has become more scattered. After all, frequ...[Details]
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The commonly used insulating materials in servo motors can be divided into A, B, C, H, F and E grades according to their heat resistance:
1A grade insulation: such as cotton yarn, silk, paper ...[Details]
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At the 38th Worthersee Lake Carnival in Austria, two young teams launched the Golf GTI Aurora and Golf Variant Fighter concept cars. Among them, the Golf GTI Aurora concept car introduced the world's...[Details]
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OPPO Watch series has launched a new round of system version upgrades. In addition to adding a series of APP applications, the highlights of this update are mainly the upgrades of watch reply W...[Details]
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introduction An important performance indicator in multi-channel output technology is the problem of load cross-regulation rate. We usually use the method of multiple windings on the secondary side ...[Details]
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RTC Usage Instructions
The registers involved in the RTC of STM3f10x are three major types of registers: RCC, BKP and RTC; among them, RCC mainly controls the power enable and clock enable of the re...[Details]
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On November 10, researchers at the Vienna University of Technology (TU Wien) developed a self-learning robot that can imitate humans to complete simple tasks, such as cleaning a washbasin.
...[Details]
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