INSTALLATIONS
COM2 is jumper selectable for RS-232, RS-422 and RS-485.
Pin #
11
13
15
17
19
12
14
16
18
20
J12: Audio Connector (DF11 Connector)
Signal Name
LINEOUT_R
JP11: Digital I/O
JP3, JP4: USB3~USB6 Connector(DF11 Connector)
18
RS-232
DCD
RX
TX
DTR
Ground
DSR
RTS
CTS
RI
NC
Ground
LINEIN_R
Ground
MIC-In
Ground
Signal
Pin
Name
GND
1
OUT3
3
OUT2
5
IN3
7
IN2
9
Signal Name
Ground
D4+
D4-
Vcc
IB905 User's Manual
Signal Name
R2-422
RS-485
TX-
DATA-
TX+
DATA+
RX+
RX-
Ground
Ground
NC
NC
NC
NC
NC
Pin #
Pin #
2
1
4
3
6
5
8
7
10
9
12
11
Pin
Signal Name
2
VCC
4
OUT1
6
OUT0
8
IN1
10
IN0
Pin
Pin
Signal Name
2
1
4
3
6
5
8
7
Ground
NC
NC
NC
NC
NC
NC
NC
Signal Name
LINEOUT_L
JD_FRONT
LINEIN
JD_LINEIN
MIC_L
JD_MIC1
Vcc
D3-
D3+