OPI-3601
Specifications Manual
16
8. Interface Specifications
The OPI-3601 supports four types of interfaces; RS-232C, USB-HID, USB-COM and Wedge/PS2.
8.1.
RS-232C
8.1.1.
Communication Setting
Baud rate
: 300 ~ 115200 bps
Data length
: 7 / 8 bits
Parity bits
: No / Even / Odd parity
Stop bits
: 1 / 2 bit
* Multi byte character data or images can be transmitted via RS-232C interface.
8.1.2.
Signal Level and Pin Assignment
Signal names are based on the signals transmitted from the scanner to the host. *
Voltage(V)
Signal Name
IN/OUT
Mark
Space
TxD
OUT
-5 ~ -15
+5 ~ +15
RxD
IN
-3 ~ -15
+3 ~ +15
RTS
OUT
-5 ~ -15
+5 ~ +15
CTS
IN
-3 ~ -15
+3 ~ +15
Signal Name
Pin No.
Note
Shield 1
TxD 2
RxD 3
(NC)
4
Connected to pin 6
GND 5
(NC)
6
Connected to pin 4
CTS 7
RTS 8
(NC)
9
Open (not connected)
Figure 11: RS-232C Connector
1
5
9
6
