Oki MICROLINE 385/6 Handbook
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Serial Interfacing (RS-422A)To construct a cable for an RS-422A serial configuration you will need:o DC-37P equivalent 37- pin plug, shell equivalent to DC-C1 -J16o Beldon (or equivalent) SHIELDED cable with twisted pair conductors. Nand CSA approved. The cable MUST be shielded.g The printer has a 37-pin DC-37S receptacle.Pin descriptionPin no Signal Code Direction j Connection Function1 Shield SHILD — — Cable shield3(Note 2)Supervisorysend dataSSD FromprinterA-A' Signal to indicate pricannot receive dataReady/Busy protocc21 Supervisorysend dataSSD FromprinterB-B'Signal to indicate pricannot receive dataReady/Busy protocc4 Send data SD FromprinterA-A' Data from printer22 Send data SD FromprinterB-B'6 ReceivedataRD To printer A-A' Data to printer24 ReceivedataRD To printer B-B'7(Note 2)Request tosendRS FromprinterA-A' Signal to indicate pcannot receive dataReady/Busy protocc25 Request tosendRS FromprinterB-B'Signal to indicate pcannot receive dataReady/Busy protocc927Clear tosendClear toCS+cs-To printerTo printerA-A'B-B'Reply signal to RS.transmits data afterthis signal as a Spat |
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