Connect Tech BlueStorm/Express User Manual
Revision 0.15
24
Table 8: HDB-78 (BBG008)
This HDB-78 Connector pinout applies only to the following Part Numbers:
BBG008
Port
No.
HDB-78
Pin No.
DB-9 Pin
No.
RS-232
Signal
Signal
Direction
RS-422/485
Signal
Signal
Direction
1
61
1
DCD
input
N/C
no connect
2
2
RxD
input
TxD (+)
output
21
3
TxD
output
RxD (+)
input
41
4
DTR
output
N/C
no connect
60
5
SG
signal gnd
SR
signal ref.
1
6
DSR
input
TxD (-)
output
22
7
RTS
output
RxD (-)
input
40
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
2
44
1
DCD
input
N/C
no connect
24
2
RxD
input
TxD (+)
output
4
3
TxD
output
RxD (+)
input
63
4
DTR
output
N/C
no connect
62
5
SG
signal gnd
SR
signal ref.
23
6
DSR
input
TxD (-)
output
5
7
RTS
output
RxD (-)
input
43
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
3
66
1
DCD
input
N/C
no connect
7
2
RxD
input
TxD (+)
output
26
3
TxD
output
RxD (+)
input
46
4
DTR
output
N/C
no connect
65
5
SG
signal gnd
SR
signal ref.
6
6
DSR
input
TxD (-)
output
27
7
RTS
output
RxD (-)
input
45
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
4
49
1
DCD
input
N/C
no connect
29
2
RxD
input
TxD (+)
output
9
3
TxD
output
RxD (+)
input
68
4
DTR
output
N/C
no connect
67
5
SG
signal gnd
SR
signal ref.
28
6
DSR
input
TxD (-)
output
10
7
RTS
output
RxD (-)
input
48
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect