Quatech RS-485 user manual DSC-200/300

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DSC-200/300

Two Channel RS-422/485 Asynchronous

Communications Adapter

for PCI bus

User's Manual

QUATECH, INC.	TEL:	(330) 655-9000
5675 Hudson Industrial Parkway	FAX:	(330) 655-9010
Hudson, Ohio 44236	http://www.quatech.com

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Contents DSC-200/300 Date of Purchase Model Number Page Declaration of Conformity Changing Resource Settings with Device Manager IND Option --- Surge Suppression Upgrade2 AUX0SEL1,0, AUX1SEL1,0 J12,11,19,18 4 TGL0SEL1,0, TGL1SEL1,0 J15,14,22,21Half-Duplex/Full-Duplex/Auto-Toggle Selection External ConnectionsGeneral Information DSC-200/300 Product Series Summary FeaturesFull-duplex/Half-duplex Operation Signal ConnectionsJumpers J10-J23 define the options for this card RCLK0SEL, RCLK1SEL J13 1 CTS0SEL, CTS1SEL J10,17RXEN0SEL, RXEN1SEL J16 Clock Rate and Optional Registers Enable Scratchpad Register SPAD, J2Clock multiplier jumper options Hardware Installation Base Address and Interrupt Level IRQ Interrupt Status Register Enabling the Special RegistersQuatech Modem Control Register Quatech Modem Control RegisterBit Name Description Options RegisterRR1 RR0 Clock Rate MultiplierWindows Millennium Windows Windows Windows Windows NT Viewing Resources with Device Manager Quatech DSC-200/300 PCI Two-Port RS-422/RS485 Serial Adapter Adapter Data Rate Multiplier Application. This mode is useful for legacy Used when external handshaking or Page DOS and other operating systems OS/2QTPCI.EXE QTPCI.EXE Expert Mode display Jumpers J10-12 RTS/CTS HandshakeTclk RclkAUXIN/AUXOUT loopback AUXIN/AUXOUT LoopbackHalf/full-duplex and Auto-Toggle selection RS-422/485 Termination Termination ResistorsRS-422/485 Peripheral Connection DSC-200/300 connector definitionsPCI Resource Map Specifications Computer will not boot up