Multichannel Frame Delay; Window Size - Analog Devices ADSP-BF506F Hardware Reference Manual

Adsp-bf50x blackfin processor
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RSCLK
FRAME
SYNC
DATA
SPORT_MCMCn
REG FIELDS
UNITS:
RANGE:
NOTE: FRAME LENGTH IS SET BY FRAME SYNC DIVIDE OR EXTERNAL FRAME SYNC PERIOD.
Figure 19-7. Relationships for Multichannel Parameters

Multichannel Frame Delay

The 4-bit
MFD
sync pulse and the first data bit in multichannel mode. The value of
the number of serial clock cycles of the delay. Multichannel frame delay
allows the processor to work with different types of interface devices.
A value of 0 for
data bit. The maximum value allowed for
occur before data from the last frame has been received, because blocks of
data occur back-to-back.

Window Size

The window size (
enabled/disabled by the multichannel select registers. This range of words
is called the active window. The number of channels can be any value in
the range of 0 to 15, corresponding to active window size of 8 to 128, in
increments of 8; the default value of 0 corresponds to a minimum active
ADSP-BF50x Blackfin Processor Hardware Reference
DATA IGNORED
MFD
BITS
0–15
field in
SPORT_MCMC2
causes the frame sync to be concurrent with the first
MFD
) defines the number of channels that can be
WSIZE[3:0]
DATA IGNORED DATA IGNORED
MULTICHANNEL FRAME
WINDOW OFFSET
WORDS
0–1015
specifies a delay between the frame
is 15. A new frame sync may
MFD
SPORT Controller
CHANNEL
WINDOW
SIZE
MULTIPLES OF 8 WORDS
8–128
MFD
19-21
is

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