Quatech QSC(LP)-100 Operation & User’s Manual

10, 4.4.2 Clock Rate Multiplier A standard RS-232 serial port operates at a clock speed of 1.8432 MHz. In order to achieve higher data rates, Quatech Enhanced Serial Adapters can operate at two times, four times or even eight times this standard clock speed. This is controlled by the clock rate mu…

7, 4 Address Map and Special Registers This chapter explains how the four UARTs and special registers are addressed, as well as the layout of those registers. This material will be of interest to programmers writing driver software for the QSCLP-100. 4.1 Base Address and Interrupt Leve…

27, Declaration of Conformity Manufacturer's Name: Quatech Inc. Manufacturer's Address: 662 Wolf Ledges Parkway Akron, Ohio 44311 (USA) Application of Council Directive: 89/336/EEC Standards to which Conformity is Declared: * EN50081-1 (EN55022, EN60555-2, EN60555-3)…

8, 4.2 Enabling the Special Registers The QSCLP-100 contains two unique registers, an Interrupt Status Register and an Options Register. These registers are enabled when the SPAD jumper (J6) is removed (factory default). They replace the UART Scratchpad Register on accesses to register addres…

3, 2 Hardware Configuration The QSCLP-100 is automatically configured at boot time by the computer's BIOS or operating system. There are no required switches or jumpers to set for installation. This chapter lists a number of optional jumper settings that control various hardware fe…

5, Quatech QSC(LP)-100 3 Hardware Installation 1. Turn off the power of the computer system in which the QSCLP-100 is to be installed. 2. Remove the system cover according to the instructions provided by the computer manufacturer. 3. Make any desired optional jumper setting changes. 4. Install the QSCLP-100 in any …