DSP56824ADM Technical Summary
Jumper Configuration
MOTOROLA
DSP56824ADM User’s Manual
2-15
Note:
The DSP56824ADM is factory configured with the serial port connected to the
DSP.
2.6.8
PB14 Indicator LED Configuration
LED2 is provided as a simple tool for assisting with software debugging via the PB14
signal. Jumper group JG12 is used to set up LED2 as a status indicator. If JG12 is not
jumpered, PB14 functions as a GPIO pin with a 10 k
Ω
pull-up resistor. Jumpering JG12
1–2 connects PB14 to ground through LED2 and a 150
Ω
current-limiting resistor. LED2
illuminates when the user software sets pin PB14 high. See Table 2-11.
Figure 2-2
RS-232 Serial Communication Options
Table 2-10
Serial Communication Configuration
Configuration
JG7
Comment
DSP GPIO pins (default)
3–5, 4–6
Available for use by DSP software
MCU serial port
1–3, 2–4
Serial debug port for DSP56824ADM system
Table 2-11
PB14 LED Drive Selection
Configuration
JG12
Comment
PB14 as indicator (default)
1–2
PB14 drives LED2
PB14 pull-up
NC
PB14 is GPIO pin
RS-23
2
Le
ve
l Co
nv
er
ter
DB
9 Co
nne
ct
or
DSP56824
JT
A
G
/O
n
C
E
Con
nec
tor
JG7
Debug
Host
RS-232
AA1553
Equipment
Command
Converter
DSP56824ADM
Содержание DSP56824ADM
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Страница 16: ...1 8 DSP56824ADM User s Manual MOTOROLA Quick Start Guide Installation Procedure ...
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Страница 40: ...2 24 DSP56824ADM User s Manual MOTOROLA DSP56824ADM Technical Summary DSP56824ADM Connector Descriptions ...
Страница 41: ...MOTOROLA DSP56824ADM User s Manual A 1 APPENDIX A DSP56824ADM SCHEMATICS ...
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