Broadata Communications 285E Series - Manual (Page 10)

BCI 285E User’s Manual
Digital Fiber Optic Audio/Data Transport System
Broadata Technical Support, [email protected] 11
Figure 2-4
Pin Connections Between 285E-TRX Unit
and User’s RS-232 Device
Figure 2-4 shows pin connections between the 285E-TRX unit
(as a DCE unit) and the user’s RS-232 device (as a DTE unit).
1 Data Carrier Detect (DCD)
2 Receive Data (RX)
3 Transmit Data (TX)
4 Data Terminal Ready (DTR)
5 Signal Ground
RS-232 9-Pin D-Sub Pin Name (DTE)
6 Data Set Ready (DSR)
7 Request to Send (RTS)
8 Clear to Send (CTS)
9 Ring Indicator (RI)
Pin Name Pin Name
1 2 3 4 5
6 7 8 9
DTE
(User’s RS-232 unit)
DCE
(BCI 285E-TRX unit)