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Abstract: This application note presents an overview of the operational characteristics of accurate I²C real-time clocks (RTCs),including the DS3231, DS3231M, and DS3232. It focuses on general application guidelines that facilitate use of device resources forpower management, I²C communi ...

  Precision 16-bit analog outputs with softwareconfigurableoutput ranges are often needed in industrialprocess control equipment, analytical and scientificinstruments and automatic test equipment. In the past,designing a universal output module was a daunting taskand the cost and PCB real e ...

基于MDK RTX 的COrtex—M3 多任务应用设计 武汉理工大学 方安平 武永谊 摘要：本文描述了如何在Cortex—M3 上使用MDK RL—RTX 的方法，并给出了一个简单的多任务应用设计。 关键词：MDK RTX，Cortex，嵌入式，ARM， STM32F103VB 1 MDK RL—RTX 和COrtex—M3 概述 MDK 开发套件源自德国Keil 公司， ...

Abstract: Large steel buildings, automobiles, mountains, even people survive real atmospheric lightning.

The Circuit Designer’s Companion Second edition Tim Williams

此提出了一种基于Matlab／Simulink及实时代码生成工具R哪(Real．Time Workshop)的电力电子与电力传动控制系统软件的设计方法。首先在Simulink下搭建控制系统模型，进行相应仿真完善，验证控制算法，根据目标DSP型号添加相应DSP内核、外设并设置控制参数，然后直接将模型转化为相应DSP的C源代码．在相应的硬件平台支持下即可 ...

  Linear Technology offers a variety of devices that simplifyconverting power from a USB cable, but the LTC®3455represents the highest level of functional integration yet. The LTC3455 seamlessly manages power flowbetween an AC adapter, USB cable and Li-ion battery,while complying with U ...

  Multiple-voltage electronics systems often requirecomplex supply voltage tracking or sequencing, whichif not met, can result in system faults or even permanentfailures in the fi eld. The design diffi culties in meetingthese requirements are often compounded in distributedpowerarchitecture ...

  One of the fi rst lessons in a basic electronics coursecovers the symbols for resistors, capacitors, inductors,voltage sources and current sources. Althougheach symbol represents a functional component of areal-world circuit, only some of the symbols have directphysical counterparts. For ...

HIGH SPEED 8051 μC CORE - Pipe-lined Instruction Architecture; Executes 70% of Instructions in 1 or 2 System Clocks - Up to 25MIPS Throughput with 25MHz System Clock - 22 Vectored Interrupt Sources MEMORY - 4352 Bytes Internal Data RAM (256 + 4k) - 64k Bytes In-System Programmable FLASH ...