Connect Tech BlueStorm Multi-port Serial Adapter Guia de Instalação descarregar pdf (Página 7)

BlueStorm/LP Installation Guide, Connect Tech Inc.

Revision 0.05 7

Multi-drop Slave Mode

In this mode the TxD+/- line driver is enabled only when data is transmitted and RxD+/- is

enabled all the time. This mode is typically used in multi-drop 4-wire connections. This mode

requires software setup in

Control Panel – System Properties – Hardware - Device Manager – Ports – CTI

PCI UART

. Click on Advanced under Port Settings.

Line Bias/Termination

The RS-422/485 transceivers, both transmit and receive are optionally biased to produce a line

level mark condition through jumper selectable resistors. These options are typically used in

multi-drop 4-wire connections.

Jumper Block Settings

Figure 1: BlueStorm/LP jumper block locations 2 port models

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Connect Tech BlueStorm Multi-port Serial Adapter Guia de Instalação Página 7