S E R I A L C O M M U N I C AT I O N S

4

 

 

The printer has one RS-232 serial communications port located on

the printer’s side. The port is 16450 UART-compatible and supports up to 115k baud.

C o n n e c t o r P i n o u t s

The external connection to the port is an 8-pin mini-DIN receptacle. The connector pin outs are:

Pin

Signal

Direction

 

 

 

1

RTS (Request to Send)

Out

2

CTS (Clear to Send)

In

3

RXD (Received Data)

In

4

GND (Ground)

 

5

TXD (Transmitted Data)

Out

6

DSR (Data Set Ready)

In

7

DTR (Data Terminal Ready)

Out

8

DCD (Data Carrier Detect)

Out

 

(optional +5 volts)

 

 

 

 

7/21/98

Serial Communications 4-1