Epson EPL-8000 User Manual - Page 235
Interface Specifications, Parallel interface, Appendix
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Interface Specifications The printer has the following resident interfaces: • Parallel l RS-232C/RS-422 serial Parallel interface Your printer is equipped with an 8-bit parallel interface. ParalIel interface pin assignments The parallel interface connector pin assignments and a description of the interface signals are shown in the table below. Signal Return Pin Pin 1 19 2 20 3 21 4 22 5 23 6 24 7 25 8 26 9 27 10 28 Signal Direction Description STROBE IN The STROBE pulse to read data in. Pulse width must be more than 0.5 microseconds at the receiving terminal. DATA 1 DATA2 DATA3 DATA4 DATA5 DATA6 DATA7 DATA8 IN These signals represent parallel data bits IN 1 to 8, respectively. Each signal is at IN HIGH level when data is logical 1 and at IN LOW when it IS logical 0. IN IN IN IN ACKNLG OUT About a IO-microsecond pulse. LOW indicates that data has been received and the printer is ready to accept more data. A-8 Appendix A