源码如下:/* * gen_uuid.c --- generate a DCE-compatible uuid * * Copyright (C) 1999, Andreas Dilger and Theodore Ts'o * * %Begin-Header% * This file may be redistributed under the terms of the GNU Public * License. * %End-Header% */...【阅读全文】
源自:http://andyniu.iteye.com/blog/1965571core dump的概念:A core dump is the recorded state of the working memory of a computer program at a specific time, generally when the program has terminated abnormally (crashed). In practice, other key pieces of program state are usually...【阅读全文】
Point (所有要点都在这,请仔细阅读):1、串口、COM口是指的物理接口形式(硬件)。而TTL、RS-232、RS-485指的是串口的电平标准(电信号)。2、接线的时候,一般只接GND、RX(接收)、TX(发送)。不会接入Vcc等电源线,避免与目标设备上的供电冲突。 (接线法则:主机的 TX...【阅读全文】