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Interface timing
The figure below shows the timing for the parallel interface.
ACK pulse
Options for when the Busy signal goes inactive
delay = 0
delay = -5
delay = +5
Signal level:
TTL compatible
Serial interface
The printer’s resident serial interface can be set for either RS-232
or RS-422 operation. These interfaces have the following
characteristics.
Data format
Word length:
7 or 8 bits
Parity:
Space or none, odd or even, mark or none
Stop bits: 1 or 2
Printer ready protocol: enabled (DTR and XON/XOFF protocol
set to ON.)
The data format can be set using functions and menu items in
SelecType.
Technical Specifications 8-13