Led setting, Led register, Config & nmi – Sundance SMT376 User Manual

Page 12: Timer, Iiof interrupt, Code composer, Config & nmi timer iiof interrupt code composer

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Version 1.7

Page 12 of 24

SMT376 User Manual

LED Setting


The SMT376 has 5 LEDs.

LED D6 always displays the state of the FPGA DONE pin. This LED is off when the
FPGA is configured (DONE=1) and on when it is not configured (DONE=0).
This LED should go on when the board is first powered up and go off when the FPGA
has been successfully programmed (this is the standard operation of the boot code
resident in the flash memory device). If the LED does not light at power-on, check
that you have the mounting pillars and screws fitted properly. If it stays on, the DSP
is not booting correctly, or is set to boot in a non-standard way.
Four of the remaining LEDs can be controlled with the LED register. Writing 1 will
illuminate the LED; writing 0 will turn it off.

LED Register

31–4

3 2 1 0

LED D5

LED D4

LED D3

LED D2

RW,0 RW,0 RW,0 RW,0


CONFIG & NMI

See general firmware description

Timer

See general firmware description

IIOF interrupt

The firmware can generate pulses on the external interrupt lines of the TIM.
See general firmware description

Code Composer

This module is fully compatible with the Code Composer Studio debug and
development environment. This extends to both the software and JTAG debugging
hardware. The driver to with the SMT376 use is tixds6x1x.dvr. Code composer V2.2
is required for the SMT6001 to work.

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