Serial Interface - Epson DFX-8000 User Manual

Serial interface

The DFX-8000's built-in serial interface is an RS-232C asynchronous
interface. It has the following characteristics:
Data Jomat:
Data length :
Handshaking:
I
Available bytes in
the input buffer
Decreases to 512 bytes
Error handling:
Connector:
Odd, even, or no parity
Mark (1) -3 to -27V
Space (0) +3 to +27V
Handshaking by DTR signal or X-on/X-off
Printer status
I
Cannot receive input data Sends X-OFF code or
Can receive input data
When a parity error is detected, the printer
prints an asterisk ( * ). All other errors are
ignored.
Interface Specifications
I
sets DTR to 1 (Mark)
Sends X-ON code or sets
Technical Specifications
Signal
8-15