SENA Parani10 - Manual (Page 11)

11
Pin Signal Direction
1 CD Output
2 TxD Output
3 RxD Input
4 DSR Input
5 GND -
6 DTR Output
7 CTS Input
8 RTS Output
9 Vcc Input
Table 2.2.1. Parani10 DB-9 Specification
Parani10 is designed to operate as DCE (Data Communications Equipment).
To connect to DTE (Data Terminal Equipment), for example a PC or a laptop, a straight cable
must be used as in below.
CD, 1 CD, 1
TxD,
2
RxD, 2
RxD,
3
TxD, 3
DSR,
4
DTR, 4
GND,
5
GND, 5
DTR,
6
DSR, 6
CTS,
7
RTS, 7
P
a
ra
n
i1
0
(D
C
E
)
RTS,
8
CTS, 8
H
o
s
t
S
y
s
te
m
(D
T
E
)
*DTR/DSR of Parani10 will function for either a Loop-back operation or for full transfer. Users
may select a function of DTR/DSR using AT command- ATS14. Default value of ATS14 is 1.