| 字词 | communication interface circuit |
| 释义 | communication interface circuit 通信接口电路;［通信分界面电路］ A peripheral device programmed by the CPU to operate using virtually any serial data-transmission technique currently in use. One communication interface circuit is the universal synchronous／asynchronous receiver／transmitter(USART). It will typically have a speed of 4,000 kilobits per second for synchronous operation and 250 kilobits per second for asynchronous operation. 用来实现串行数据传送的可由CPU编程的一种外围电路。通用同步／异步、接收／发送器(USART)是通信接口 电路之一,其同步工作方式的典型速度为每秒4兆位;异步工作方式的典型速度是每秒25万位。 |
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