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The circuit of the hearing aid is shown in the figure. It is essentially a multi-stage audio amplifier composed of transistors VT1 to VT3. VT1 and the peripheral resistor and capacitor components for...[Details]
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The output voltage of the switching power supply will decrease when the load is short-circuited. Similarly, the output voltage will increase when the load is open or unloaded. In maintenance, the dum...[Details]
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Adding more nickel to the positive electrode can increase energy density and improve battery life. At the same time, as the proportion of nickel increases, the amount of cobalt required in the batter...[Details]
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Many users have encountered similar situations where their devices keep restarting after upgrading to the third beta version of Android Q. In particular, the device will restart without any war...[Details]
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According to a report from Core Technology (Text/Allis), Market Insider reported that after Apple announced that it would release its streaming video service TV+ at $4.99 per month, the share prices ...[Details]
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#include
#include intrins.h
typedef unsigned int uint;
typedef unsigned char uchar;
sbit LCD_RS=P2^0;
sbit LCD_RW=P2^1;
sbit LCD_EN=P2^2;
sbit DQ=P3^4;
uchar Temp_Value ={0x00,0x00};
uc...[Details]
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In the past, when LEDs could only be used as status indicators, heat dissipation of LED packages was never a problem. However, in recent years, the brightness and power of LEDs have been actively i...[Details]
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/* Name: Single digital tube displays 0~9 in a loop
Description: The loop statement in the main program repeatedly sends the segment code 0~9 to port P0, so that the numbers 0~9 are displayed cycli...[Details]
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"Lithium battery" is a type of battery that uses lithium metal or lithium alloy as the negative electrode material and uses a non-aqueous electrolyte solution. In 1912, the lithium metal battery was ...[Details]
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On January 9, 2024, Gentex Corporation (Nasdaq: GNTX) once again demonstrated its latest achievements in technology and innovation at this year’s International Consumer Electronics Show (CES). Over t...[Details]
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International Energy Network learned that the People's Government of Wuhai City, Inner Mongolia, recently released a project for investment promotion. The project is a 5GW photovoltaic inverter pro...[Details]
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TrendForce has released the latest revenue rankings of the world's top ten wafer foundries. The top three market shares are TSMC (50.5%), Samsung (18.5%) and GlobalFoundries (8%). The latest foreca...[Details]
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1 Introduction
In low-power devices, power supply stability is one of the key factors affecting device performance. An efficient power backup system can provide low-power devices with stable po...[Details]
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It is undeniable that the semiconductor and electronics industry is a very "fragile" industry. On the one hand, it is demanding on high precision, and a slight deviation can lead to a huge difference...[Details]
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The core technology of new energy vehicles is still the "three-electric" system, including batteries, motors, and electronic control systems. In addition, due to the rapid development of inte...[Details]
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