Jp3 Jumper - Spectrum Digital TMS320DM6437 Technical Reference

3.3.3 JP3 Jumper

Jumper JP3 is a jumper used to allow external switches to interface to the DM6437
power up reset signal.
3.3.4 JP4 Jumper
Jumper JP4 is a jumper used to allow external switches to interface to the DM6437
reset signal.
3.4 LEDs
The DM6437 EVM has eight (8) LEDs. Four of these LEDs (DS1-4) are under user
control and addressed over the I
the board. The remaining LEDs, DS501 and DS502 indicate embedded USB status.
DS502 is on when embedded USB emulation is selected and off when the external
JTAG emulator is plugged into connector J6. DS501 blinks as packets are sent to and
from the embedded USB emulator. The LED functions are summarized in the table
below.
2
Table 18: LEDs
LED # Use
DS1 User Defined
DS2 User Defined
DS3 User Defined
DS4 User Defined
DS5 +5V present
DS501 Embedded Emulation Status
DS502 Embedded/external EMU
C bus. LED DS5 indicates the presence of +5 volts on
Color
Green
Green
Green
Green
Red
Green
Green
Spectrum Digital, Inc
3-21