
Connect Tech BlueStorm/Express User Manual
Revision 0.15
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Table 3: DB-9 Male Pinouts - TYPE B
This “TYPE B” DB-9 pinout applies only to the following Part Numbers:
BBG001, BCG001
Pin No.
RS-232
Signal
Direction
RS-422/485
Signal
Direction
1
N/C
no connect
RxD (+)
input
2
RxD
input
RxD (-)
input
3
TxD
output
TxD (+)
output
4
N/C
no connect
TxD (-)
output
5
SG
signal gnd
SR
signal ref.
6
N/C
no connect
CTS (-)
input
7
RTS
output
RTS (+)
output
8
CTS
input
CTS (+)
input
9
N/C
no connect
RTS (-)
output
Male DB-9 Connector
1
5
6
9
Table 4: DB-9 Male Pinouts - TYPE C
This “TYPE C” DB-9 pinout applies only to the following Part Numbers:
BBG008
Pin No.
RS-232
Signal
Direction
RS-422/485
Signal
Direction
1
DCD
input
N/C
no connect
2
RxD
input
TxD (+)
output
3
TxD
output
RxD (+)
input
4
DTR
output
N/C
no connect
5
SG
signal gnd
SR
signal ref.
6
DSR
input
TxD (-)
output
7
RTS
output
RxD (-)
input
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
Male DB-9 Connector
1
5
6
9