4.
I/O Definition
Please refer the detailed technical information about all I/O ports as followings.
5.1. Power Connector
PIN
1
2
5.2. Serial Port
PIN
1
2
3
4
5
5.3. Cash Drawer
Connector
PIN
1
2
3
Chapter 5
Description
+12V
+12V
COM Port 1/2/3
Description
DCD
RXD
TXD
DTR
GND
Description
GND
NC
VCC
PIN
Description
3
GROUND
4
GROUND
PIN
Description
6
DSR
7
RTS
8
CTS
RI / 5V /12V
9
NC
10
PIN
Description
4
D_IN
5
D_OUT
6
GND
4.
31