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Preface In recent years, the design difficulty of mobile communication antennas installed in mobile communication terminals has gradually increased. With the increase of new communication methods su...[Details]
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In the first three quarters of 2020, the global smartphone market continued to decline, demand for OLED and LTPS LCDs weakened, and prices fell, but a-Si LCD rose against the market trend. Why is thi...[Details]
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Compared to many computer technologies, flash memory has a relatively short history, but it can be said to be a technology that has grown rapidly in response to the huge and rapidly changing storage ...[Details]
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1. When writing the peripheral initialization function, you need to define the structure of the peripheral and initialize the peripheral clock, etc. But today I accidentally wrote the code statements...[Details]
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The financial report released today (6) by wafer foundry UMC showed that the company's revenue in August reached NT$18.79 billion, setting a new record high, a monthly increase of 2.3% and an annual ...[Details]
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Since last month, Tesla and other companies have started layoffs due to concerns about the global economic outlook, which in turn affects final consumption. On Monday local time, there were reports t...[Details]
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As the data transmission rate of cellular networks increases, the demand for data transmission from data cards and mobile phones is also increasing. As for WCDMA mobile phone amplifiers, since mobile ...[Details]
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1. Basic concepts of serial ports
In the STM32 reference manual, the serial port is described as a universal synchronous asynchronous receiver and transmitter (USART), which provides a flexible m...[Details]
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Abstract: This paper introduces a design scheme of a dual-channel simple digital oscilloscope. The AT89S52 single-chip microcomputer is used as the control core. After the input signal is processed...[Details]
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On June 11, the fifth-generation Xiaomi Mi Band will be officially released. Today, the official released its appearance photo with the slogan "Reignite Power". Xiaomi Smart Life official We...[Details]
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Figure . Using AD8138 to drive CAN transceiver
该电路采用5 V单电源供电,配置为单位增益单端转差分放大器,共模设置为中间电压值。R1、R2和R3组成了直流偏置电路,可将输出信号调节至CAN电平。通过将R4和R5保持在相对于R2的较小值,电位计可轻松调整两个输出信号之间的差值,不会显著影响其各自的幅度,能够向DUT提供具有可变共模电平的C...[Details]
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Recently, foreign media exposed a large number of real photos of realme X3 SuperZoom (super zoom version) and confirmed many details. In terms of appearance, the realme X3 Super Zoom Edition...[Details]
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NewRix uses Rohde & Schwarz solution to ensure UWB chip FiRa™ certification test
Seamless interoperability is critical for ultra-wideband (UWB) devices to ens...[Details]
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/****************************************************** ********************* /* MAIN.C file * * Copyright (c) 2002-2005 STMicroelectronics */ //Read and write EEPROM //First write 0x12 to 0x4000...[Details]
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Parallel programming is the earliest programming method with the most powerful functions, but it requires more pins to be connected and usually requires a high voltage of 12V~24V. To distinguish it...[Details]