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There are 71 IO multi-function IO ports in the ARM9 chip S3C2410, divided into 8 groups (A--H): (1) 1 23-bit output port (A) (2) Two 11-bit input and output ports (B, H) (3) 4 16-bit input and outpu...[Details]
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On April 12, Bian Guangqi, deputy director of the Science and Technology Department of the National Energy Administration, led a team to Yingcheng to investigate new energy storage work and learn abou...[Details]
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Day 1 - ARM Registers
1. Types and numbers of ARM registers (37 32-bit registers = 31 general registers + 6 status registers)
2. Classification of general registers
Ungrouped registers: R0~R7 ...[Details]
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Overview
Rechargeable batteries have become
a standard
power source
for today's
electronic
products
, especially portable devices: laptops, handheld navigation devi...[Details]
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The Basics of EMI Electromagnetic compatibility (EMC) has long been a major concern for electric vehicles (EVs) and hybrid electric vehicles and (HEV) systems. Traditional internal combustion engin...[Details]
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The LTM8033 is an electromagnetic compatibility (EMC) 36V, 3ADC/DC μModule® step-down converter designed to meet the radiated emission requirements of the EN55022 standard. Conducted emission requi...[Details]
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IC Insights recently released its forecast for the global IC market in 2021, which is expected to increase by 10% to 13% compared to 2019. In 2020, the COVID-19 pandemic accelerated the digital tra...[Details]
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At the OPPO Developer Conference at the end of 2019, OPPO launched the OPPO IoT "Enabling Action", which will open up access to smart devices such as smart homes, wearables, and in-car travel, provid...[Details]
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1) fPCLK is not the CPU frequency, but the frequency of the peripheral bus.
2) The fastest SPI clock of STM32 is 18MHz, which is determined when the chip is designed.
3) STM32's SPI1 is on APB2,...[Details]
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1 Introduction
The vigorous development of modern life, production and construction has greatly promoted the development of elevator technology, thus putting forward higher and higher requ...[Details]
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void WWDG_INI(void) { WWDG_WR = 0x60; //Watchdog window value, the window value must be above 0x3F, but must be less than the count value, otherwise the watchdog cannot be fed WWDG_CR = 0x...[Details]
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1. Introduction to oscilloscope panel and function keys ZDS3024 does not have a VGA output interface, the corresponding position is the RS232 communication interface. Security lock: Users can us...[Details]
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Here are some simple steps to retrieve a trace that has been stored on a DSA: You are required to install the Rigol UltraSigma software on the control computer first (which can be downloaded from the...[Details]
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In automotive electronics development, testing, and after-sales diagnosis, we often need to upgrade the firmware of the ECU, which is called "flashing". The mainstream solution on the market is to ...[Details]
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Abstract: Aiming at the requirements of small size and high performance of portable ECG acquisition circuit, an acquisition circuit consisting of preamplifier circuit, passive high-pass filter, sec...[Details]