DP550 User's Manual
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11 29 BUSY
Printer
→
Host
12 30 PE
Printer
→
Host
13 ——
SELECT
Printer
→
Host
14 ——
/AUTO
FEED
Printer
←
Host
15 —— NC NC
16 ——
SIGNAL
GND
Printer
↔
Host
17 ——
CHASSIS
GND
Printer
↔
Host
18 —— +5V
Printer
→
Host
31 ——
/PRIME
Printer
←
Host
32 ——
/ERROR
Printer
→
Host
33 ——
SIGNAL
GND
Printer
↔
Host
34 —— NC
Printer
→
Host
35
——
PULLED UP 5V
Printer
→
Host
36 ——
/SELECT
IN
Printer
←
Host
B.4.2 USB Interface
USB interface is USB 2.0 Full-Speed. USB interface connector is USB-B type connector. (As Figure
B-4 shown)
B.4.3 Serial Interface
RS-232 serial interface’s working way is set by the toggle switch on the main board. Interface
connector is DB-25 hole type connector. Its connector pin numbers are as follow figure shown:
The connection figure of printer and computer
The connection figure of printer and computer as B-6 shown:
Figure B-4 USB-B type connector
Figure B-5 connector pin numbers
Figure B-6 The connection of printer and HOST
Printer 25 PIN connector
HOST 9 PIN connector
DTR
GND
TXD
RXD
DSR
DCD
CTS
GND
RXD
TXD
Содержание DP550
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