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Pin no. Signal name GND In/Out Description
16, 33,
19-30
GND - - Signal GND.
15 ,34 NC - - Not connected.
Note:
The column heading “In/Out” refers to the direction of signal flow as viewed from
the printer.
Timing chart
Transition time (the rise and the fall) of every signal must be less than 0.2
µ
s.
Serial Interface
The printer’s built-in serial interface is based on the RS-422 standard so
you can connect the printer to an Apple Macintosh.
Standard: Based on RS-422
Synchronization: Asynchronous
Bit rate: 57.6 Kbps/230.4 Kbps
Handshaking: DTR protocol
BUSY
DATA
0.5
µ
s (Min.)
0
µ
s (Min.)
5
µ
s (Typ.)
0
µ
s (Min.)
ACKNLG
STROBE
a-3
L
Elbe+
A5 size Appendix A
3-25-96 MT, pass 4
A-14
Technical Specifications