Analog Devices ADSP-BF506F Hardware Reference Manual page 898

Functional Description
In Figure 19-13
non-continuous data (any number of
words) and continuous data (no
RSCLK
RFS OUTPUT
RFS INPUT
DR
SPORT CONTROL REGISTER:
BOTH INTERNAL FRAMING OPTION AND EXTERNAL FRAMING OPTION SHOWN.
DR REPRESENTS DRPRI AND/OR DRSEC, DEPENDING ON DESIRED CONFIGURATION.
Figure 19-13. SPORT Receive, Normal Framing
RSCLK
RFS OUTPUT
RFS INPUT
DR
SPORT CONTROL REGISTER:
BOTH INTERNAL FRAMING OPTION AND EXTERNAL FRAMING OPTION SHOWN
DR REPRESENTS DRPRI AND/OR DRSEC, DEPENDING ON DESIRED CONFIGURATION.
Figure 19-14. SPORT Continuous Receive, Normal Framing
Figure 19-15 and
receiving in the alternate framing mode. These four figures show the input
timing requirement for an externally generated frame sync and also the
output timing characteristic of an internally generated frame sync. Note
the output meets the input timing requirement; therefore, with two
SPORT channels used, one SPORT channel could provide
other SPORT channel.
19-40
and Figure 19-14, the normal framing mode is shown for
TSCLK
B3 B2 B1 B0
B3 B2 B1
:
Figure 19-16 show non-continuous and continuous
ADSP-BF50x Blackfin Processor Hardware Reference
or
TSCLK RSCLK
or cycles between words).
SCLK
B3
B0 B3 B2 B1
cycles between
B2 B1 B0
B0 B3 B2
for the
RFS