Serial Communication Converters & Adapters Instruction Manual
13
PDA1232 P
RO
V
U
RS-232 SERIAL ADAPTER
P R E C I S I O N D I G I T A L
Description
The PDA1232 converts the serial output of the P
RO
V
U
meter to an un-
balanced, full-duplex RS-232 signal.
The RS-232 port has a female DB9 connector with pins 2 (RX output),
3 (TX input), and 5 (Signal Ground). Pins 7 (RTS) and 8 (CTS) are tied
together, and pins 1 (CD), 4 (DTR), and 6 (DSR) are tied together. The
adapter is powered by the P
RO
V
U
meter M-Link connection.
Baud rates are adjustable and handled by the P
RO
V
U
(see the P
RO
V
U
Instruction Manual for more details).
The PDA1232 has three diagnostic LEDs: a Power (P) LED to show
when the adapter is powered properly, a Transmit Data (TX) LED to
show when the adapter is sending data out from the PC side, and a
Receive Data (RX) LED to show when the adapter is receiving data
from the P
RO
V
U
meter.
