Samsung S5PC100 User Manual page 1686

S5PC100 USER'S MANUAL (REV1.0)
3.2 INTERNAL DATA PATH
Figure 10.4-2 shows the internal data path of S5PC100 AC97 Controller. It has stereo Pulse Code Modulated
(PCM) In, Stereo PCM Out and mono Mic-in buffers, which consist of 16-bit and 16 entries buffer. It also has 20-
bit I/O shift register via AC-link.
PWDATA
PRDATA
Command Addr
Register
Command Data
Register
PCM Out Buffer
(Regfile 16 bit x
2 x 16 Entry)
PCM In Buffer
(Regfile 16 bit x
2 x 16 Entry)
Mic In Buffer
(RegFile 16 bit
Response Data
Figure 10.4-2 Internal Data Path
x16 Entry)
Register
AC97 CONTROLLER
SDATA_OUT
Output Shift
Register
(20 bit)
SDATA_IN
Input Shift
Register
(20 bit)
10.4-3