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According to Mysmartprice on August 11, OnePlus is trying to enter the field of smart TVs. Mysmartprice said that exclusive news showed that OnePlus will launch a series of OnePlus TVs on September 2...[Details]
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New energy is a very important part of Biden's new policy. In the latest "CLEAN ENERGY FOR AMERICA ACT" proposal, regarding the subsidies and withdrawal scope of electric vehicles, a 30% tax rebate +...[Details]
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Abstract: This paper compares and analyzes the speed regulation modes of AC asynchronous motors, and focuses on the recent emergence of efficient speed regulation modes and their development.
K...[Details]
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Abstract: This paper introduces the advantages of lithium-ion batteries and the high requirements for protection circuits. Using P87LPC767 microcontroller for control and MAX1758 for charge mana...[Details]
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South Korean media ETNews reported today that LG will provide Mini-LED screens for Apple's new iPad model, which will be launched in the first quarter of 2021. The report emphasized that LG may start...[Details]
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tl431
lm285 385 or the like, 1.2V
The AD reference voltage requirement of STM32 is >2.4V
REF2930-3V costs more than 20 yuan, which is too high. Chaliyuan only quoted a few yuan. Is there a p...[Details]
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The circuit includes a high-efficiency clamp circuit, which is composed of diode VD1, Zener voltage regulator VR1, capacitor C5, and resistors R8 and R9. The energy flowing into the transformer leaka...[Details]
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With the development of manufacturing industry technology, stepper motors are indispensable everywhere. The production process of stepper motors is a very tedious task, requiring production and man...[Details]
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#ifndef __MEGA48IOBIT_H__
#define __MEGA48IOBIT_H__
typedef struct _bit_field
{
unsigned bit0:1;
unsigned bit1:1;
unsigned bit2:1;
unsigned bit3:1;
unsigned bit4:1;
unsigned bit5:1;
unsigned bit6:1;
...[Details]
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On August 1, realme’s official Weibo account officially announced the “realme Flash” model and revealed that the phone will become Android’s first magnetic wireless charging phone. However, a...[Details]
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Smart speakers with screens seem to be a trend in 2019. Recently, a designer has boldly "remade" the speakers with screens, giving the product itself another form. Let's take a look. The industria...[Details]
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When calling the following SPI function during debugging, the following two problems were found: 1. If you set a breakpoint at the third line while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE) =...[Details]
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1. Introduction
In physical experiments and production practice, high-precision measurements are often required. The influence of ambient temperature on measurement is an important factor....[Details]
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Highly conductive transparent single-walled carbon nanotube films successfully applied to organic light-emitting diodes
Transparent conductive indium tin oxide (ITO) films are currentl...[Details]
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Overview
This reference design is used for LED backlight driving of 12-inch TFT display. The input electrical requirements and output characteristics are as follows:
VIN (power supply...[Details]