Eiconcard™ Family Installation Guide
page 25
V.24 DTE interface
A pin-out diagram for the V.24
DTE interface is shown in
Figure 3. The signal definitions
and names are listed in Table 4.
Table 4. V.24 DTE interface signals
Pin # Signal
Name
Direction
CCITT #
1
PGND
Protective Ground
Common
101
2
TXD
Transmit Data
Output
103
3
RXD
Receive Data
Input
104
4
RTS
Request to Send
Output
105
5
RTS
Clear to Send
Input
106
6
DSR
Data Set Ready
Input
107
7
SGND
Signal Ground
Common
102
8
DCD
Data Carrier Detect
Input
109
15
TCLK
Transmit Clock
Input
114
17
RCLK
Receive Clock
Input
115
20
DTR
Data Terminal Ready
Output
108
22
DTECLK
Transmit Clock (DTE)
Output
113
1
25
14
13
PGND
TXD
RXD
RTS
RTS
DSR
SGND
DCD
DTR
RCLK
DTECLK
RCLK
Figure 3. V.24 DTE interface
64-0308-09.fm Page 25 Monday, March 15, 2010 3:32 PM
