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2.7.5
RS-232 Serial Communication Interface Connector
The RS-232 port J6 can be used as a communications port by the DSP. See
RS-232 Serial Communication Configuration on page 2-14. Table 2-21 describes the
signals available on J6, the serial connector.
Table 2-21 DSP56824ADM Serial Connector Description
Note:
OC0, DTR, and DSR are Wire OR-ed together and are used to drive the
microcontroller's RESET signal.
2.7.6
Power Source Connector
Input voltage range is 9–12 V dc at 500 mA. Table 2-22 shows this connector pins
description.
Table 2-22 DSP56824ADM J7 Power Source Connector Description
MOTOROLA
J6
Pin #
Signal
1
OC0 (+5 V)
3
TX
5
GND
7
RTS (n/c)
9
RI (n/c)
Connector
Inner connector
Outer ring
DSP56824ADM User's Manual
DSP56824ADM Technical Summary
DSP56824ADM Connector Descriptions
Pin #
Signal
2
RX
4
DTR (+5 V)
6
DSR (+5 V)
8
CTS
Signal
V
IN
CC
GND
2.6.7
Section
2-23
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