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单词 Real Time Clock
释义

Real Time Clock

中文百科

实时时钟 Real-time clock

(重定向自Real Time Clock)
旧式个人电脑的Dallas半导体实时时钟
标示ODIN的IC是一个实时时钟,可和达拉斯半导体实时时钟兼容

实时时钟Real-time clockRTC)是指可以像时钟一様输出实际时间的电子设备,一般会是集成电路,因此也称为时钟芯片。此名词常用来表示在个人电脑、服务器或嵌入式系统中有此机能的设备,不过许多需要精确时的系统都会有此功能。

实时时钟和定时器信号(Clock signal)不同,后者只是数字电路中一个表示时间的方波信号,而且不会以日常使用的时间单位表示。

英语百科

Real-time clock 实时时钟

(重定向自Real Time Clock)
Dallas Semiconductor (DS1387) real-time clock from an older PC. This version also contains a battery backed SRAM.
This chip, labeled ODIN, is a generic equivalent to a particular Dallas RTC.

A real-time clock (RTC) is a computer clock (most often in the form of an integrated circuit) that keeps track of the current time.

Although the term often refers to the devices in personal computers, servers and embedded systems, RTCs are present in almost any electronic device which needs to keep accurate time.

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更新时间:2025/6/19 7:38:21