null modem

a null modem cable is a serial cable that allows data to be sent between two serial ports.

零调制解调器电缆是一种允许在两个串行端口之间发送数据的串行电缆。

before starting, make sure that you have connected the null modem cable between the development and target machines.

开始之前，请确保已使用零调制解调器电缆将开发计算机和目标计算机连接起来。

if you want to use 9-pin null modem cabling, see the resources section for more information about null modem setup.

如果您希望使用9针零调制解调器电缆，请参见参考资料部分以了解有关零调制解调器设置的详细信息。

before starting, make sure that you have connected the null modem cable between the development and target machines.

开始之前，请确保已使用零调制解调器电缆将开发计算机和目标计算机连接起来。

null modem is a communication method to connect two computers directly using a rs-232 serial cable.

零调制解调器（Nullmodem）是一种使用RS-232串行电缆连接两台计算机的通信方式。

this article discusses the 25-pin null modem cabling.

本文讨论了25针零调制解调器电缆。

use a null modem cable to connect the two nodes through their serial ports. now test the serial connection, as follows

通过两个节点的串口，使用一根直连线缆将它们连接起来。

First, connect your two computers with a cable ( called a" null modem serial cable").

首先，用电缆（称为零调制解调器串行电缆）连接两台计算机。

this article discusses the 25-pin null modem cabling.

本文讨论了25针零调制解调器电缆。

a null modem cable is a serial cable that allows data to be sent between two serial ports.

零调制解调器电缆是一种允许在两个串行端口之间发送数据的串行电缆。

null modem is a communication method to connect two dtes (computer, terminal, printer etc. ) directly using a rs-232 serial cable.

零调制解调器是直接采用RS-232系列电缆来连接两个DTE（计算机、终端、打印机等）的通讯方法。

several wiring layouts are in use, because the null modem connection is not covered by a standard.

有多种连接方式可供选择，因为标准中并未涵盖零调制解调器连接。

with a null modem connection, the transmit and receive lines are cross-linked.

使用零调制解调器连接时，发送线和接收线要交叉连接。

when you use a null modem to make a direct serial connection between two computers, your cable must be wired, as shown in listing 1 below.

当您使用零调制解调器电缆在两台计算机之间建立直接串行连接时，您的电缆必须按下面清单1中显示的方式连接。

with a null modem connection, the transmit and receive lines are cross-linked.

使用零调制解调器连接时，发送线和接收线要交叉连接。

if you want to use 9-pin null modem cabling, see the resources section for more information about null modem setup.

如果您希望使用9针零调制解调器电缆，请参见参考资料部分以了解有关零调制解调器设置的详细信息。

The easiest way to connect your computers is to use null modem serial cable.

连接计算机的最容易的办法是使用假调制解调器串行电缆.

null modem is a communication method to connect two computers directly using a rs-232 serial cable.

零调制解调器（Nullmodem）是一种使用RS-232串行电缆连接两台计算机的通信方式。

A null modem cable connected between the serial ports of the two systems is used to transmit heartbeats between the two nodes.

两个系统的串口之间的直连线缆用来在两个节点间传输heartbeat。

use a null modem cable to connect the two nodes through their serial ports. now test the serial connection, as follows

通过两个节点的串口，使用一根直连线缆将它们连接起来。

several wiring layouts are in use, because the null modem connection is not covered by a standard.

有多种连接方式可供选择，因为标准中并未涵盖零调制解调器连接。

null modem is a communication method to connect two dtes (computer, terminal, printer etc. ) directly using a rs-232 serial cable.

零调制解调器是直接采用RS-232系列电缆来连接两个DTE（计算机、终端、打印机等）的通讯方法。

when you use a null modem to make a direct serial connection between two computers, your cable must be wired, as shown in listing 1 below.

当您使用零调制解调器电缆在两台计算机之间建立直接串行连接时，您的电缆必须按下面清单1中显示的方式连接。