PMC/XMC Carrier Board Manual
1-14
Themis Computer
1.2.4
Serial Ports TTYE and TTYF (RS232)
There are two serial port connections available from the front panel of the 2P2 PMC
Carrier Board or from the 2P2 PMC Carrier Board VME P2 bus. They are Serial Port
E (TTYE—RS232) and Serial Port F (TTYF—RS232). These serial ports are sup-
ported by the Siemens SAB82532 DUART serial controller, located on the 2P2 PMC
Carrier Board.
Figure 1-6
shows the pin orientation of the serial port connectors.
Use the following connector type to connect to the 2P2 PMC serial ports:
•
Connector Type:
Dual-stacked 9-pin Micro-D
•
Part Number:
ITT Cannon MDSM-18PE-Z10-VR25
•
Themis Cable (optional):
108113
Figure 1-6.
Front-Panel Serial Port Pin Orientation
1
5
6
9
Table 1-7.
Serial Ports E and F Connector Pinouts
Port E
Pin
a
Signal Name
Port F
Pin
a
Carrier Board
is marked:
TTY E
Signal
Description
TTY F
Signal
Carrier Board
is marked:
B1
1
DCD
Data Carrier Detect
DCD
1
A1
2
RD
Receive Data
RD
2
3
TD
Transmit Data
TD
3
4
DTR
Data Terminal Ready
DTR
4
B5
5
SIG GND
Signal Ground
SIG GND
5
A5
B6
6
DSR
Data Set Ready
DSR
6
A6
7
RTS
Request to Send
RTS
7
8
CTS
Clear to Send
CTS
8
B9
9
RI
Ring indicator
RI
9
A9
a—
Important:
The A and B associated with Serial Port connector pins on PC boards are interpreted as follows: Port E pins
are marked with a B. Port F pins are marked with an A.
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