时钟专用电路X1203

• 作 者: 胡錾
• 出 处: 电气时代
• 发表日期: 2004年期
• 关键词: 专用电路 X1203 时钟同步 引脚功能 行译码 中断请求 分频器 负载电容 控制逻辑 电容器储能

1.功能特点 X1203是具有时钟、日历和闹铃的一种专用电路。它有以秒、分、时、日、星期、月以及年为单位跟踪时间的基本功能,并有闰年校正、对千年问题和小于31天的月自动调整功能,还具有闹钟功能。 该器件的特点是: 1)可对千年、闰年问题进行自动调整; 2)具有2个闹钟中断输出,可按秒、10秒、分、10分、时、日、月或星期设置;

1. Features X1203 is a clock, calendar and alarm a dedicated circuit. It has the basic functions of tracking time in seconds, minutes, hours, days, weeks, months and years, with leap year corrections, automatic adjustment for millennial issues and less than 31 days, and an alarm clock function. The features of this device are: 1) Automatically adjust for millenium and leap year problems; 2) Interrupt output with 2 alarms can be set according to seconds, 10 seconds, minutes, 10 minutes, hours, days, months or weeks;