Samsung SRP-270AP Operation Manual - Page 31
Parallel InterfaceIEEE-1284, Pin No., Source, Compatibility, Nibble, Byte Mode
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Parallel Interface(IEEE-1284) Pin No. Source Compatibility Mode 1 Host nStrobe 2 Host / Printer Data 0 (LSB) 3 Host / Printer Data 1 4 Host / Printer Data 2 5 Host / Printer Data 3 6 Host / Printer Data 4 7 Host / Printer Data 5 8 Host / Printer Data 6 9 Host / Printer Data 7 (MSB) 10 Printer nAck 11 Printer Busy 12 Printer Perror 13 14 15 16 17 18 19~30 31 32 33 34 35 36 Printer Host Printer Host Printer Printer Printer Host Select nAutoFd NC GND FG Logic-H GND nInit nFault GND DK_Status +5V nSelectIn 31 Nibble Mode HostClk - - PtrClk PtrBusy /Data3,7 AckDataReq /Data2,6 Xflag /Data1,5 HostBusy NC GND FG Logic-H GND nInit nDataAvail /Data0,4 ND ND ND 1284-Active Byte Mode HostClk Data 0 (LSB) Data 1 Data 2 Data 3 Data 4 Data 5 Data 6 Data 7 (MSB) PtrClk PtrBusy AckDataReq Xflag HostBusy NC GND FG Logic-H GND nInit nDataAvail ND ND ND 1284-Active
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