
POS80D User Manual
16
5 INTERFACES
POS80D supports cash drawer interface and many other various communication interfaces, such as
Serial interface, USB interface, Ethernet interface, Wi-Fi and Bluetooth interfaces.
5.1 USB
Figure 5-1
PIN
SIGNAL NAME
1
VBUS
2
D-
3
D+
4
GND
5.2 Serial Interface
Figure 5-2
PIN
SIGNAL NAME
1
-
2
TXD
3
RXD
4
-
5
GND
6
RTS
7
CTS
8
RTS
9
-