2.11.10.4 Rear I/O Pin Description - Kontron CP3002 User Manual

CP3002

2.11.10.4 Rear I/O Pin Description

Serial Ports
The CP3002 provides two serial ports, COMA and COMB, both available on the rear I/O Com-
pactPCI connector J2.
Table 2-18: COMA and COMB Signal Description
PIN on J2 SIGNAL
A17 COMA_TXD
A18 COMA_RXD
E18 COMA_CTS#
B16 COMA_RTS#
A16 COMA_DSR#
B18 COMA_DCD#
C18 COMA_DTR#
E16 COMA_RI#
B10 COMB_TXD
B17 COMB_RXD
D18 COMB_CTS#
C14 COMB_RTS#
B7 COMB_DSR#
C11 COMB_DCD#
D10 COMB_DTR#
C13 COMB_RI#
Note ...
The pins for the interfaces COMA and COMB (pins A18, A17, A16, B18, B17,
B16, B10, B7, C18, C14, C13, C11, D18, D10, E18, and E16) tolerate only
3.3V signaling and their inputs (driven by the rear I/O module) have internal
pull-up resistors.
ID 1042-9252, Rev. 2.0
FUNCTION
TXD serial port (COMA)
RXD serial port (COMA)
CTS signal serial port (COMA) Rear I/O module LVTTL (3.3V)
RTS signal serial port (COMA)
DSR signal serial port (COMA) Rear I/O module LVTTL (3.3V)
DCD signal serial port (COMA) Rear I/O module LVTTL (3.3V)
DTR signal serial port (COMA)
RI signal serial port (COMA)
TXD serial port (COMB)
RXD serial port (COMB)
CTS signal serial port (COMB) Rear I/O module LVTTL (3.3V)
RTS signal serial port (COMB)
DSR signal serial port (COMB) Rear I/O module LVTTL (3.3V)
DCD signal serial port (COMB) Rear I/O module LVTTL (3.3V)
DTR signal serial port (COMB)
RI signal serial port (COMB)
Functional Description
DRIVEN BY SIGNALING VOLTAGE
CP3002 LVTTL (3.3V)
Rear I/O module LVTTL (3.3V)
CP3002 LVTTL (3.3V)
CP3002 LVTTL (3.3V)
Rear I/O module LVTTL (3.3V)
CP3002 LVTTL (3.3V)
Rear I/O module LVTTL (3.3V)
CP3002 LVTTL (3.3V)
CP3002 LVTTL (3.3V)
Rear I/O module LVTTL (3.3V)
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