Quatech RS-422/485, MPA-200/300 user manual Warranty Information

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Warranty Information

Quatech Inc. warrants the MPA-200/300to be free of defects for

one (1) year from the date of purchase. Quatech Inc. will repair or replace any adapter that fails to perform under normal operating conditions and in accordance with the procedures outlined in this document during the warranty period. Any damage that results from improper installation, operation, or general misuse voids all warranty rights.

The authors have taken due care in the preparation of this document and any associated software program(s). In no event will Quatech Inc. be liable for damages of any kind, incidental or consequential, in regard to or arising out of the performance or form of the materials presented herein and in the program(s) accompanying this document. No representation is made regarding the suitability of this product for any particular purpose.

Quatech Inc. reserves the right to edit or append to this document or the product(s) to which it refers at any time and without notice.

Please complete the following information and retain for your records. Have this information available when requesting warranty service.

Date of purchase:

 

Model Number:

MPA-200/300

Product Description:

Single Channel RS-232 Synchronous

 

Communication ISA Adapter

Serial Number:

 

Quatech Inc., MPA-200/300 Manual

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Contents QUATECH, INC MPA-200/300Page Warranty Information Page Compliances Electromagnetic Emissions Table of Contents Quatech Inc., MPA-200/300 Manual Introduction MPA-200 board drawing IRQ DMA/DRQ Hardware InstallationSCC General Information Accessing the registers RR3 RR0RR1 RR2WR3 WR0WR1 WR2Baud Rate Generator Programming SCC Data Encoding Methods IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 Jumper Block ConfigurationsJ4 Interrupt Configuration J5 & J6 Interrupt Level SelectionJ10 Transmit DMA Channel Selection IRQ10 IRQ11 IRQ12 IRQ14 IRQ15J7 Line Driver Control Selection J11 Receive DMA Channel SelectionSynca Rlen OUT J8 Synca to Rlen controlBase Address = 3F8H AddressingPage Interrupts Direct Memory Access Page Reqa Configuration Register D0 -TXSRC, Transmit DMA Source D1 -RXSRC, Receive DMA SourceTM ST Llen Rlen Rcken Tcken Rxden Txden Communications RegisterD0 -TRANSMITTER Enable D1 -RECEIVER EnableDTE / DCE Configuration Rrclk Rtclk Trxca Tclk Ttclk DTE ConfigurationDCE Configuration DCE Clock Configuration External Connections CTS Ctsa +DSR Dcda DTR DTR/REQA DSR Dcda +RRCLK Trxc Test ModeTest Mode Null-Modem Cables Connector Notation +RXD,-RXD Circuit AB Signal Ground Connector Notation DgndCircuit CC Data SET Ready DSR Connector Notation +DSR,-DSR Connector Notation +TXD,-TXDCircuit CB Clear to Send CTS Connector Notation +CTS,-CTS Connector Notation +RTCLK,-RTCLKConnector Notation +RRCLK,-RRCLK Circuit CA Request to Send RTS Connector Notation +RTS,-RTSCircuit CD DTE Ready DTR Connector Notation +DTR,-DTR Circuit LL Local Loopback LL Connector Notation LlbkCircuit RL Remote Loopback RL Connector Notation Rlbk Circuit TM Test Mode TM Connector Notation Test Mode Specifications MPA-200/300 Version March