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通信設(shè)計(jì)應(yīng)用
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DS1305 RTC與8051微控制器的接口
摘要：本文介紹DS1305實(shí)時(shí)時(shí)鐘與8051微控制器DS2250的連接，所提供的基本接口程序用C語言編寫。 DS1305引腳配置 概述...
2009-04-21 標(biāo)簽：DS1305時(shí)鐘發(fā)生器芯片 1724
DS3231與8051微控制器的接口
摘要：本應(yīng)用筆記提供了一個(gè)DS3231與8051微控制器接口的硬件電路和軟件例程。 圖1. DS3231引...
2009-04-21 標(biāo)簽：DS3231 2176
DS1388實(shí)時(shí)時(shí)鐘與8051微控制器的接口
摘要：本應(yīng)用筆記介紹了DS1388與8051微控制器的連接，所提供的軟件用C語言編寫。本文提供了基本接口程序的代碼，所采用的微控制器是DS2250。 DS1388引腳配置...
2009-04-21 標(biāo)簽：實(shí)時(shí)時(shí)鐘 1328
DS1302 RTC與8051微控制器的接口
摘要：本應(yīng)用筆記說明了DS1302 RTC通過3線接口與8051微控制器的連接方式，設(shè)計(jì)實(shí)例包括電路原理圖和C語言接口程序。 DS1302引腳配置...
MAX6902 RTC于8051微控制器的接口
摘要：該應(yīng)用筆記提供了MAX6902與8051微控制器接口的硬件和軟件設(shè)計(jì)實(shí)例。 MAX6902引腳配置 概述該應(yīng)用筆記演示了...
2009-04-21 標(biāo)簽：微控制器 818
MAX6901 RTC與8051微控制器的接口
要：該應(yīng)用筆記演示了MAX6901與8051微控制器的連接方式，并提供了基本的接口程序例程。本文采用的微控制器是DS2250，軟件用C語言編寫。 MAX6901引腳配置...
2009-04-21 標(biāo)簽：微控制器 879
MAX6900 RTC與8051位控制器的連接
摘要：本應(yīng)用筆記提供了MAX6900 RTC與8051位控制器的硬件連接和軟件例程。 說明本應(yīng)用筆跡介紹了MAX6900 I²C兼容RTC (實(shí)時(shí)時(shí)鐘)與8051微控制器(µC)之間的連...
2009-04-21 標(biāo)簽：控制器 796
DS1390/DS1391 RTC與Motorola SPI
摘要：本應(yīng)用筆記說明了DS1390與內(nèi)置SPI™接口的Motorola DSP的連接方式，該電路使用了Motorola DSP56F800DEMO開發(fā)板和CodeWarrior IDE。 說明DS1390實(shí)時(shí)時(shí)鐘(RTC)可以通過S...
2009-04-21 標(biāo)簽：接口 1685
I²C串行實(shí)時(shí)時(shí)鐘與微控制器的接口
摘要：本應(yīng)用筆記提供了Dallas I²C接口實(shí)時(shí)時(shí)鐘的通用硬件配置和軟件例程。本例程適用于采用BCD碼時(shí)間和日期格式的RTC。 ...
用DS1340-33替代ST M41T00
摘要：DS1340-33串行實(shí)時(shí)時(shí)鐘(RTC)提供了引腳兼容、功能上(包括軟件時(shí)鐘校準(zhǔn)功能)等同于ST Microelectronics M41T00的時(shí)鐘/日歷，包括軟件時(shí)鐘校準(zhǔn)功能?？芍苯佑米魈娲a(chǎn)品，不需...
2009-04-21 標(biāo)簽：DS1340-33 1902
利用DS1340的校準(zhǔn)功能
摘要：DS1340串行接口實(shí)時(shí)時(shí)鐘(RTC)提供軟件時(shí)鐘校準(zhǔn)功能，為系統(tǒng)提供晶振與溫度變化補(bǔ)償。本應(yīng)用筆記主要描述了如何利用這個(gè)功能改善計(jì)時(shí)精度。 寄存器映射...
2009-04-21 標(biāo)簽：DS1340 2198
DS1307接口的與8051兼容微控制器-Interfaci
Abstract: This application note provides information on how to interface a DS1307 real-time clock (RTC) to a microcontroller and provides some example code for accessing the part. IntroductionThe DS1307 Serial ...
使用DS32kHz達(dá)拉斯實(shí)時(shí)時(shí)鐘-Using the DS3
Abstract: This application note describes how to reduce current consumption when using the DS32kHz with Dallas Real-Time Clocks (RTCs). OverviewThis application note is intended to answer some frequently asked ...
2009-04-21 標(biāo)簽：實(shí)時(shí)時(shí)鐘 1236
評估馬克西姆實(shí)時(shí)鐘表的準(zhǔn)確性-Evaluating the
Abstract: This appnote describes methods for measuring the accuracy of the Maxim Real-Time Clocks (RTCs) using available accurate time sources and the Maxim evaluation kits. Evaluating the accuracy of Maxim real-time cloc...
2009-04-21 標(biāo)簽：Real-Time 1481
利用實(shí)時(shí)時(shí)鐘馬克西姆與3線接口-Using Maxim RT
Abstract: This appnote explains how to communicate with the MAX6901 real-time clock (RTC) over a 3-wire interface. The Maxim RTC (real-time clock) product family contains many parts that use a 3-wire serial interface for ...
2009-04-21 標(biāo)簽：接口實(shí)時(shí)時(shí)鐘 1293
解讀實(shí)時(shí)時(shí)鐘寄存器-Interpreting Real-Ti
Abstract: This application note describes the format used for Maxim Real-Time Clock (RTC) time and date registers. Maxim RTCs (real-time clocks) provide both current clock and calendar information to the end user. Many of...
2009-04-21 標(biāo)簽：寄存器 1273
實(shí)時(shí)時(shí)鐘的選擇與優(yōu)化-Real-Time-Clock Sel
Abstract: This application note describes real-time clock (RTC) and crystal selection criteria and proper layout techniques for connecting a 32kHz crystal to a RTC. Following these guidelines will prevent time errors and incorrect time due...
2009-04-21 標(biāo)簽：實(shí)時(shí)時(shí)鐘 3601
考慮馬克西姆實(shí)時(shí)時(shí)鐘晶體的選擇-Considerations
Abstract: This application note describes crystal selection criteria and proper layout techniques for connecting a 32kHz crystal to a real-time clock (RTC). Following these guidelines will prevent time errors and incorrect time due to cros...
2009-04-21 標(biāo)簽：晶體實(shí)時(shí)時(shí)鐘 1085
Crystal Considerations with Da
Abstract: This application note describes crystal selection and layout techniques for connecting a 32,768Hz crystal to a real-time clock (RTC). It also provides information about oscillator circuit-design criteria, system design, and manuf...
2009-04-21 標(biāo)簽：Real-Time 1518
Replacement for the MC146818A
Abstract: This application note explains the hardware and software differences between the Motorola MC146818A and the Dallas DS12885 Real-Time Clocks (RTCs). OverviewThe Motorola MC146818A is no longer in produ...
2009-04-21 標(biāo)簽：MC146818A 713
Replacement for the MC146818
Abstract: This application note explains the hardware and software differences between the Motorola MC146818 and the Dallas DS12885 Real-Time Clocks (RTCs). OverviewThe Motorola MC146818 is no longer in product...
2009-04-21 標(biāo)簽：MC146818 874
Using the Dallas Phantom Real-
Abstract: This application note describes how to interface a Phantom Real-Time Clock (RTC) in a microcontroller memory system. It also describes some of the programming considerations and common problems. Descriptio...
2009-04-21 標(biāo)簽：Real-Time 1682
計(jì)時(shí)使用非易失性內(nèi)存和微控制器-Using a Nonvol
Abstract: This application note describes how to use a Nonvolatile Timekeeping RAM with an 8051-type microcontroller. An example schematic is provided. Source code provides an example of how to read and write the real-time clock (RTC) regi...
2009-04-21 標(biāo)簽：微控制器 949
DS1371/DS1372/DS1374 32位二進(jìn)制計(jì)數(shù)器
Abstract: This application note addresses how to convert the 32-bit time value into a date and time value that can be put in the form of MM/DD/YYYY, HH:MM:SS. An algorithm for converting from a date and time to binary seconds is also descr...
2009-04-21 標(biāo)簽：二進(jìn)制二進(jìn)制時(shí)間轉(zhuǎn)換 1397
使用DS1672低壓串行計(jì)時(shí)芯片-Using the DS1
Abstract: This application note provides an example schematic and software for the DS1672. The example software converts the 32-bit elapsed time value in the real-time clock (RTC) to year, month, date and time format. The example uses a su...
2009-04-21 標(biāo)簽：芯片 1266
使用SmartWatch /幻影時(shí)鐘與微控制器-Using
Abstract: This application note shows an example of how to interface a Phantom Real-Time Clock (RTC) to a microcontroller. This note includes a schematic and example code. Pin Assignment...
PowerCap Package Allows for De
Abstract: This application note provides an overview of the PowerCap product line. The PowerCap products allows surface-mounting of the component base, while keeping the temperature sensitive crystal and or battery in a seperate, snap-on a...
2009-04-21 標(biāo)簽：PowerCap 784
Design Considerations for Dall
Abstract: A real-time clock (RTC) allows a system to synchronize or time-stamp events to a time reference that can be easily understood by the user. Because RTCs are used in an increasing number of applications, designers should familiariz...
2009-04-21 標(biāo)簽：Real-Time 1353
Replacing the DS1287/DS12887 R
Abstract: This application note describes the replacement of the DS1287/DS12887 real-time clock (RTC) or "CMOS clock" in a personal computer (PC). The CMOS clock is also sometimes referred to as the "battery" or "CMOS battery." ...
2009-04-21 標(biāo)簽：Real-Time 2338
SPI接口的實(shí)時(shí)時(shí)鐘與微控制器-Interfacing SP
Abstract: Dallas Semiconductor/Maxim offers a variety of serial real-time clocks (RTCs). Several of these RTCs use the industry-standard Motorola SPI interface to communicate with a microprocessor. This application note helps customers und...
2009-04-21 標(biāo)簽：微控制器實(shí)時(shí)時(shí)鐘 1288
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