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Market research firm Gartner predicts that global mobile phone shipments this year will drop by 68 million units from last year, a drop of 3.8%. The research report of China Academy of Information an...[Details]
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(1) Transmit power limit: 5mW (erp);
(2) Duty cycle limit of transmitted signal: 1%;
(3) Carrier frequency tolerance: 100×10-6;
And classify this type of equipment as "radio control devices for v...[Details]
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It is reported that OPPO and VIVO have recently drastically cut the profit sharing paid to Indian mobile phone retailers. For Indian mobile phone chain stores, the profit sharing has been reduced f...[Details]
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Realize serial port output and send back the received information.
Tested using PC serial port, normal.
kit3, MPLAB X IDE Version 1.85; target PIC16F877A minimum system.
#include xc.h
#...[Details]
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With the rapid development of measurement and control technology and network communication technology and the change and improvement of people's home concepts, modern family members have set the purs...[Details]
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Desktop multimeters are commonly used instruments for measuring resistance, but do you use the correct method for measuring resistance with a multimeter in practical applications? Let's take a look a...[Details]
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One of the internal structures of the "quasi-bidirectional IO" of the microcontroller IO port. In fact, our microcontroller IO port has three other states, namely open drain, push-pull, and high impe...[Details]
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The signal source provides accurate and highly stable test signals for a variety of component and system testing applications. The signal generator adds precise modulation function, which can help si...[Details]
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Recently, I used the USB_OTG_FS of STM32F407VET6 as a virtual serial port for work. I used STM32 CubeMX to generate the virtual serial port code of STM32F103C8T6 before, and it was very convenient t...[Details]
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1. .ubsct size overflow occurs during compilation --http://blog.sina.com.cn/s/blog_817a5eb601018186.html ----------- Project roewe - STM8 Cosmic - Configuration Debug ------------- Running Link...[Details]
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According to a report from Taiwan’s Economic Daily today on December 11, Wi-Fi 7 related products will explode next year. MediaTek has won Wi-Fi from the world’s leading American tablet brands, Intel...[Details]
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How many chips are there in a car? In other words, how many chips does a car need? Honestly, that's hard to answer. Because it depends on the design of the car itself. Each car requires a different...[Details]
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OnePlus recently officially released the new OnePlus 8/Pro mobile phone. Its rear quad-camera module has been confirmed by foreign media including Max Weinbach and androidpit to have the so-cal...[Details]
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Smart pressure transmitter calibration steps The calibration and inspection steps of 154608PDS series intelligent pressure transmitter are as follows: 1. Unscrew the side cover of the transmitt...[Details]
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The servo motor encoder is an important part of the servo system, and its performance directly affects the accuracy and stability of the servo system. This article will introduce the working princi...[Details]
Industrial Control Electronics
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