Rs-232 signals, V.35 signals – Impulse ACB-104.ULTRA (3514) User Manual
Page 14
© Sealevel Systems, Inc.
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ACB-104.ULTRA User Manual
RS-232 Signals
Base+5, M3-M0=2, 0010
Signal Name
Header
Pin #
CA-118
Pin #
Mode
GND Ground
13
7
RD
Receive Data
5
3
Input
CTS
Clear To Send
9
5
Input
DSR
Data Set Ready
11
6
Input
DCD
Data Carrier Detect
15
8
Input
RI
Ring Indicator
18
22
Input
TXC
Transmit Clock
4
15
Input
RXC
Receive Clock
8
17
Input
TSET
Transmit Signal Element Timing
22
24
Output
DTR
Data Terminal Ready
14
20
Output
TD
Transmit Data
3
2
Output
RTS
Request To Send
7
4
Output
V.35 Signals
Base+5, M3-M0=E, 1110
Signal
Name
Header
Pin#
V.35 CA-118
Pin #
Mode
GND
Ground
13
B
7
RDB RX+
Receive Positive
6
T
16
Input
RDA RX-
Receive Negative
5
R
3
Input
TXCB TXC+
Transmit Clock Positive
23
AA
12
Input
TXCA TXC-
Transmit Clock Negative
4
Y
15
Input
RXCB RXC+
Receive Clock Positive
17
X
9
Input
RXCA RXC-
Receive Clock Negative
8
V
17
Input
TDB TX+
Transmit Positive
2
S
14
Output
TDA TX-
Transmit Negative
3
P
2
Output
TSETB TSET+
Transmit Signal Element Timing +
21
W
11
Output
TSETA TSET-
Transmit Signal Element Timing -
22
U
24
Output
CTS
Clear To Send
9
D
5
Input *
DSR
Data Set Ready
11
E
6
Input *
DCD
Data Carrier Detect
15
F
8
Input *
RI
Ring Indicator
18
J
22
Input *
DTR
Data Terminal Ready
14
H
20
Output *
RTS
Request To Send
7
C
4
Output *
Note: All modem control signals are single ended (un-balanced) with RS-232 signal levels.