Connect Tech BlueStorm/Express User Manual
Revision 0.15
25
Table 8: HDB-78 (BBG008) Pinout
(continued)
Port
No.
HDB-78
Pin No.
DB-9 Pin
No.
RS-232
Signal
Signal
Direction
RS-422/485
Signal
Signal
Direction
5
71
1
DCD
input
N/C
no connect
12
2
RxD
input
TxD (+)
output
31
3
TxD
output
RxD (+)
input
51
4
DTR
output
N/C
no connect
70
5
SG
signal gnd
SR
signal ref.
11
6
DSR
input
TxD (-)
output
32
7
RTS
output
RxD (-)
input
50
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
6
54
1
DCD
input
N/C
no connect
34
2
RxD
input
TxD (+)
output
14
3
TxD
output
RxD (+)
input
73
4
DTR
output
N/C
no connect
72
5
SG
signal gnd
SR
signal ref.
33
6
DSR
input
TxD (-)
output
15
7
RTS
output
RxD (-)
input
53
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
7
76
1
DCD
input
N/C
no connect
17
2
RxD
input
TxD (+)
output
36
3
TxD
output
RxD (+)
input
56
4
DTR
output
N/C
no connect
75
5
SG
signal gnd
SR
signal ref.
16
6
DSR
input
TxD (-)
output
37
7
RTS
output
RxD (-)
input
55
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect
8
59
1
DCD
input
N/C
no connect
39
2
RxD
input
TxD (+)
output
19
3
TxD
output
RxD (+)
input
78
4
DTR
output
N/C
no connect
77
5
SG
signal gnd
SR
signal ref.
38
6
DSR
input
TxD (-)
output
20
7
RTS
output
RxD (-)
input
58
8
CTS
input
N/C
no connect
9
N/C
no connect
N/C
no connect