Quatech Asynchronous Communications Adapter DSC-200/300 Operation & User’s Manual

26, The QTPCI program is capable only of displaying the PCI configuration. It cannot be used to make changes. Q - Quatech PCI adapters N - Other PCI devices X - EXIT M - Change to Expert Mode Quatech PCI Configuration Information Display Software Version 1.00 INSTRUCTIO…

23, Quatech Asynchronous Communications Adapter DSC-200/300 5.5 Using the "New Hardware Found" Wizard The following instructions provide step-by-step instructions on installing the DSC-200/300 in Windows using the "New Hardware Found" wizard. 1. After booting the computer with a newly-installed DSC-200/300, the "New…

12, 2.4.2 Force High-Speed UART Clock (X2, X4, or X8, J10-J12) These jumpers force an increase of the UART input clock frequency by a factor of two, four, or eight. This feature can allow legacy software to use baud rates above 115,200 bits per second. It is also useful if the serial port device driv…

16, 4.4 Options Register The Options Register allows software to identify the DSC-200/300 as a Quatech Enhanced Serial Adapter. It also allows software to set the UART clock rate multiplier. Figure 10 shows the structure of the Options Register. The powerup default of the Options Registe…

29, 8 External Connections The DSC-200/300 provides four differential communication signals per channel. The two output signals are Transmit Data (TxD) and Auxiliary Output (AUXOUT). The two input signals are Receive Data (RxD) and Auxiliary Input (AUXIN). A ground signal is also p…

8, 1.1 Features The standard DSC-200/300 implements each of its communication channels with a 16750 UART and uses standard line driver and receiver components. For improved performance and industrial-grade reliability. 1.1.1 "IND" Option --- Surge Suppression Upgrade The &…