BTP-L580IIC User’s Manual
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6.2 Serial
interface
The serial interface of the printer is compatible with RS-232, and the interface socket is DB25
female.
PIN No.
Signal definition
PIN1 Frame
ground
PIN2 TXD
PIN 3
RXD
PIN 4
RTS
PIN 5
Not connected
PIN6 DSR
PIN 7
Signal ground
PIN 8~19
Not connected
PIN 20
DTR
PIN 21~25
Not connected
User can query interface setting status via printing configuration sample; the default settings
of serial interface are as follows:
Baud rate: 19200bps, data bit: 8 bits, parity: none, stop bit: 1, handshake: DTR/DSR
6.3 USB
interface
1) Parameters
Data transmission: Support USB2.0 protocol.
Connector (Printer side): USB A series socket, support USB HUB.
2) Definition and functions of interface signals
PIN No.
Signal name
Description
1 VBUS
+5V
2
DATA-
Printer data transmit line minus
3
DATA+
Printer data transmit line plus
4 GND
Ground
3) Interface
connector
6.4 Ethernet
interface
1) Interface
features
¾
Support 10BASE-T communication
¾
Compatible with Ethernet II standard
¾
LED displays network connecting status and data transmission status
¾
Support 9100 port print
¾
Support status back
