The Eia-530 Interface - IBM PCI WAN 2 Port S91 Installation Manual

The EIA-530 Interface

The pin-out assignments for the EIA-530 interface are shown in the following
diagram.
The signal definitions and names are listed in Table 7 below.
Pin # Signal
1 PGND
2 TXD+
3 RXD+
4 RTS+
5 CTS+
6 DSR+
7 SGND
8 DCD+
9 RTXC-
10 DCD-
11 CLK-
12 TRXC-
13 CTS-
14 TXD-
15 TRXC+
16 RXD-
17 RTXC+
18 TEST
19 RTS-
20 DTR+
21 RLB
22 DSR-
23 DTR-
24 CLK+
25 TI
PG ND
TXD+
RXD+
RTS+
CTS+
DSR+
SG N D
DCD+
RTXC-
DCD-
CL K-
TRXC-
CTS-
Figure 10: EIA-530 Interface
Name
Protective Ground
Transmit Data
Receive Data
Request to Send
Clear to Send
Data Set Ready
Signal Ground
Data Carrier Detect
Receive Clock (DCE)
Data Carrier Detect
Transmit Clock (DTE)
Transmit Clock (DCE)
Clear to Send
Transmit Data
Transmit Clock (DCE)
Receive Data
Receive Clock (DCE)
Local Loopback
Request to Send
Data Terminal Ready
Remote Loopback
Data Set Ready
Data Terminal Ready
Transmit Clock (DTE)
Test Indicator
Table 7: EIA-530 Interface Signals
1
TXD-
14
TRXC+
RXD-
RTXC+
TEST
RTS-
DTR+
RLB
DSR-
DTR-
C L K +
TI
25
13
Direction CCITT #
Common 101
Output 103A
Input 104A
Output 105A
Input 106A
Input 107A
Common 102B
Input 109A
Input 115B
Input 109B
Output 113B
Input 114B
Output 106B
Output 103B
Input 114A
Input 104B
Input 115A
Output 141A
Output 105B
Output 108A
Output 140A
Input 107B
Output 108B
Output 113A
Input 142A
15 VHSI Port Interface Specifications
EIA #
-
BA(A)
BB(A)
CA(A)
CB(A)
CC(A)
AB
CF(A)
DD(B)
CF(B)
DA(B)
DB(B)
CB(B)
BA(B)
DB(A)
BB(B)
DD(A)
LL
CA(B)
CD(A)
RL
CC(B)
CD(B)
DA(A)
TM