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According to statistics, there are 13,000 hospitals at or above the county level in China, with a total of 175,000 medical machines. Together with some professional heart disease treatment institution...[Details]
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The P3 port of the AT89S52 microcontroller has a second function, as shown below: P3.0 RXD (serial interface input) P3.1 TXD (serial interface output) P3.2 INT0 (external interrupt 0 input) P3.3 INT1...[Details]
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In the previous issue, we introduced "Low impedance, mismatch, high power - audio power amplifier for CS101 project". So, what are the protection measures for the audio power amplifier for CS101 un...[Details]
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The 22nd China International High-Tech Fair was grandly opened on this year's "Double 11". This event can be said to have yielded fruitful results. It is understood that more than 3,300 exhibito...[Details]
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As testing of iOS and iPadOS 14.5 progresses, Apple has begun testing a new feature that can provide Apple Maps users with real-time crowd data for attractions similar to Google Maps. In the iOS an...[Details]
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Abstract: According to the characteristics of CPLD serial communication between PC as host computer and slave computer, this article introduces the writing of VB program for the host computer; d...[Details]
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Phenomenon: Prompt family: Unknown device Read out protection is activated. Could not disable Read Out Protection! Analysis: Since STM provides data protection internally, the...[Details]
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According to foreign media reports, based on data released by the U.S. Patent and Trademark Office, the Intellectual Property Owners Association (IPO) recently announced a list of the top 300 U.S. ut...[Details]
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First of all, let's post a piece of code encountered in the exercise:
/*1: Use timer/counter T0 to output a square wave with a period of 1s from P1.0 to make the light-emitting diode flash at 1HZ. Se...[Details]
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SRAM Data Memory The ATmega128 supports two different SRAM configurations, as shown in Table 1. Figure 9 illustrates how the ATmega128's SRAM memory is organized. The ATmega128 is a complex micro...[Details]
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Description
This launch controller can be used with low voltage battery igniters, which fire rocket engines in model rockets such as the Estes range. These circuits are electrical, only switches...[Details]
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Regarding the spectrum analyzer, it has many different names and names, frequency domain oscilloscope, tracking oscilloscope, harmonic analyzer, etc., which actually refers to the spectrum analyzer, ...[Details]
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The U.S. Patent and Trademark Office published a patent from Apple on Tuesday. This patent is mainly a heat dissipation system that can blow ionized wind or ionized air from electronic devices, contro...[Details]
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With the continuous development of automotive electronic technology, automotive electronic equipment systems are increasingly used in vehicles. However, these electronic devices may generate electr...[Details]
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On October 17, the Economic and Information Technology Bureau of Chengdu City, Sichuan Province issued a notice on soliciting public opinions on the "Implementation Rules of the Ten Measures to Fur...[Details]