Samsung S3C2440A - Manual (Page 504)

AC97 CONTROLLER S3C2440A RISC MICROPROCESSOR
24-2
AC97 CONTROLLER OPERATION
BLOCK DIAGRAM
Figure 24-1 shows the functional block diagram of the S3C2440A AC97 Controller. The AC97 signals form the AC-
link, which is a point-to-point synchronous serial interconnect that supports full-duplex data transfers. All digital
audio streams and command/status information are communicated over the AC-link.
/
hwi hwi hwi hwiGGGG
pVm pVm pVm pVmGGGG
kth kth kth kthGGGG
l•Ž•Œ l•Ž•Œ l•Ž•Œ l•Ž•ŒGGGG
p•›Œ™™œ—› p•›Œ™™œ—› p•›Œ™™œ—› p•›Œ™™œ—›
GGGG
j–•›™–“ j–•›™–“ j–•›™–“ j–•›™–“
GGGG
tpjG tpjG tpjG tpjG
• • • •
GGGG mpmv mpmv mpmv mpmv
GGGG
wjt wjt wjt wjt
–œ› –œ› –œ› –œ› GGGG
mpmv mpmv mpmv mpmvGGGG
wjtG wjtG wjtG wjtG
• • • • GGGG
mpmv mpmv mpmv mpmvGGGG
zmy zmy zmy zmyGGGG
GGGG
hjT“•’ hjT“•’ hjT“•’ hjT“•’
pVm pVm pVm pVm
mztGMG mztGMG mztGMG mztGMG
j–•›™–“ j–•›™–“ j–•›™–“ j–•›™–“
GGGG
hwi hwi hwi hwi
GGGG
hjT“•’ hjT“•’ hjT“•’ hjT“•’
GGGG
Figure 24-1 AC97 Block Diagram