Quatech QSC(LP)-100 user manual

Page 24

 

 

Data Rate Multiplier

 

 

Clock Mode

Max bps

Description

 

 

 

 

Auto clock mode enables applications to

 

 

 

 

request any baud rate up to 921,600.

 

 

Auto

921,600

The hardware drivers will select the

 

 

 

 

correct clock multiplier based on the

 

 

 

 

baud rate requested

 

 

 

 

The X1 clock mode mimics a standard

 

 

 

 

COM port. The hardware drivers lock

 

 

X1

115,200

the clock to the standard rate. The port

 

 

 

 

will run at the baud rate requested by

 

 

 

 

the application.

 

 

 

 

The X2 clock mode locks the ports

 

 

 

 

hardware clock at double the standard

 

 

X2

230,400

rate. The baud rate the port runs at will

 

 

 

 

always be double the rate requested by

 

 

 

 

the applications. This mode is useful

 

QSC(LP)-100 User's Manual

24

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Contents QSCLP-100 Warranty Information Iii Declaration of Conformity Enable Scratchpad Register SPAD, J2 Address Map and Special RegistersBase Address and Interrupt Level IRQ Enhanced Serial Adapter IdentificationGeneral Information Hardware Configuration Factory Default ConfigurationForce High-Speed Uart Clock X2, X4, or X8, J3-J5 Clock multiplier jumper optionsHardware Installation Jumper/connector locationsPort Address Range Enabling the Special Registers Interrupt Status RegisterOptions Register Bit Name DescriptionClock Rate Multiplier RR1 RR0Windows Configurations Windows MillenniumWindows Windows Using the New Hardware Found Wizard Viewing Resources with Device Manager Page Page Page Four-Port RS-232 Serial Adapter Page Page For legacy applicattions which cannot Page Page Other Operating Systems Windows NTOS/2 DOS and other operating systemsQTPCI.EXE QTPCI.EXE Expert Mode display External Connections RS-232 Port Signal PCI Resource Map INTA#Specifications ICL3245CAPage Troubleshooting Computer will not boot upQSCLP-100 Revision November