Quatech DS-200/300 user manual

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7.The DS-200/300 serial ports are also listed under the group Ports (Com and LPT). Windows 95 does not assign COM1 - COM4 to ports addressed at nonstandard locations. The DS-200/300 ports will be enumerated starting with COM5 (or higher) even if lower logical numbers are available.

8.Select any of the Quatech Serial Ports listed under the group Port (Com and LPT) and click the “Properties” button. This action opens a properties dialog for the specific COM port on the DS-200/300.

9.Click the “Port Settings” tab and then click the “Advanced” button. The DS-200/300 driver will display a custom Advanced Port Settings control, which allows the ports UART compatibility mode and FIFO levels to be configured. Note that the FIFO option for each of the two ports of the DS-200/300 is configured independently.

Figure 4 --- Windows 95 Device Manager

10.Use the Logical COM Ports numbers to access the serial ports on your DS-200/300 through your software applications. Note: The Logical COM Port name is assigned to your ports by Windows 95. This name is required by a Windows 95 application when accessing a particular port.

DS-200/300 User's Manual

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Contents DS-200/300 Page DS-200/300 Warranty InformationQuatech Inc Iii Table of Contents General Information This Page Intentionally Left Blank Installation Photo of DS-200/300 Quatech Inc Using the Add New Hardware Wizard Windows 95 Configuration Quatech Inc Viewing and Changing Resources with Device Manager Page Page Addressing Ports Setting the addressSerial 0 uses SW1 and SW2 Serial 1 uses SW3 and SW4 Recommended addresses for serial ports Enabling or disabling portsData Rate Multiplier Data Rate Multiplier Jumper BlockOptions Register Options Register bit definitions This Page Intentionally Left Blank Interrupt level IRQ selection Quatech Inc Interrupt Level IRQInterrupt Sharing Interrupt Status Register Interrupt Status Register contents Quatech IncThis Page Intentionally Left Blank Jumper/Channel/Function correspondence Output ConfigurationRTS/CTS handshake RclkXclk Xclk selection on J5, J7 AUXIN/AUXOUT LoopbackJ6/J8 J6 = Serial0 J8 = Serial1 Half Duplex/Full Duplex selectionOutput control block diagram Factory Default Configuration of DS-200/300RS-422/485 Peripheral Connection Termination ResistorsDS-200/300 connector definitions for RS-422/485 This Page Intentionally Left Blank Baud Rates SpecificationsQuatech Inc Computer will not boot up TroubleshootingPage DS-200/300 Revision March