Serial interface

The DFX-5000 built-in serial interface is an RS-232C asynchronous interface with the following characteristics.

Data

format

1 start bit

 

 

 

Data word length: 8 bits

 

 

Odd, even, or no parity

 

 

1 stop bit

 

Signal

level:

Mark (1) 3V to 27V

 

 

Space (0) +3V to +27V

Handshaking:

Handshaking by DTR signal

 

 

or X-on/X-off.

 

 

 

 

Vacant

print buffer area

Printer status

Printer status

 

 

 

Down to 512 bytes

Cannot receive input

Send X-OFF code or sets

 

 

data

DTR flag to 1 (Mark)

Rises to 784 bytes

Can receive input data

Sends X-ON code or sets

 

 

 

DTR flag to 0 (Space)

 

 

 

 

Error handling:

When a parity error is detected,

 

your printer will print an

 

asterisk (*). All other errors are

 

ignored.

Technical Specifications B-11