Functional Description
9-24 ADSP-214xx SHARC Processor Hardware Reference
DAI Routing Capabilities
Table 9-1 provides an overview about the different routing capabilities for
the DAI unit. The DAI groups allow routing of specific signals like clocks,
data, frame syncs.
Table 9-4. DAI Routing Capabilities
DAI Group Input (xxxx_I) Output (xxxx_O)
A–Clocks SPORT7–0
SRC3–0
IDP7–0
PCG A, B, C, D (Ext.
clock, Ext. Sync)
S/PDIF-Tx (clock, HF
Clock, ext. sync)
SPDIF-Rx (ext. clock)
SPORT5–0
PCG A, B
S/PDIF Rx (clock, TDM clock)
DAI Pin
Buffer20–1
Logic level high
Logic level low
B–Data SPORT7–0 A, B
SRC3–0 (data, TDM
data)
IDP7–0
S/PDIF Tx/Rx
SPORT7–0 A, B
SRC3–0(data, TDM data)
S/PDIF Tx/Rx
C–Frame Sync SPORT7–0
SRC3–0
IDP7–0
SPORT5–0
PCG A, B
S/PDIF RxX
D–Pin Buffer
Inputs
DAI Pin Buffer 20–1
DAI Pin Buffer 19
Inversion
DAI Pin Buffer 20
Inversion
SPORT7–0A/B (data) SPORT7–0
(clock, FS, TDV, data)
S/PDIF Rx (clock, TDM clock, FS,
data, ext. PLL)
S/PDIF Tx (data, block start)
PDAP (output strobe)
PCG C, D (clock, FS)
SRC3–0 (data)
E–Miscellaneous
Signals
DAI Interrupt 31–22
MISCA5–0
MISCA4 Input Inversion
MISCA5 Input Inversion
SPORT5–0 (FS)
PCG A (clock)
PCG B (clock, FS)
S/PDIF Tx (block start)