MATLAB EMBEDDED IDE LINK 4 - FOR USE WITH TEXAS INSTRUMENTS CODE COMPOSER STUDIO Podręcznik Użytkownika Strona 475

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Targ et Preferences
Suspension mo de
Type of suspension to use when debugging your program
with Code Composer Studio. When your program encounters
a breakpoint, the selected suspension mode determines
whether to perform the program instruction. Available
options are
Hard_abort, Soft_abort,andFree_run.
Hard_abort stops the prog ram immediately . Soft_abort
stops when the current receive or transmit sequence is
complete.
Free_run continues running regardless of the
breakpoint.
SPI_A
The serial peripheral interface parameters you can set for the A
module. These parameters are:
Baud rate factor
To set the Baud rate factor, search for “Baud Rate
Determinat ion” and “SPI Bau d Rate Register (SPIBR R) Bit
Descriptions” in TMS320x28xx, 28xxx DSP Serial Peripheral
Interface (SPI) Reference Guide, Literature Number:
SPRU059, available on the Texas Instruments Web Site.
Clock phase
Select
No_delay or Delay_half_cycle.
Clock polarity
Select
Rising_edge or Falling_edge.
Data bits
Length in bits from
1 to 16 of each transmitted or received
character. For example, if you select
8, the maximum data
that can be transmitted using SPI is
2
8-1
.Ifyousenddata
greater than this value, the buffer overows.
Enable Loopback
Select this option to enable the loopback function for
self-test and diagnostic purposes only. When this function is
enable d, the Tx pin on a C28x DSP is internally conn ected
9-83
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