Samsung S5PC110 Manual page 1875

S5PC110_UM
4.3.2 INTERNAL DATA PATH
shows the internal data path of S5PC110 AC97 Controller. It includes stereo Pulse Code Modulated
Figure 4-2
(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
APB
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
x16 Entry)
Response Data
Figure 4-2
Register
Internal Data Path
4 AC97 CONTROLLER
SDATA_OUT
Output Shift
Register
(20 bit)
SDATA_IN
Input Shift
Register
(20 bit)
AC-Link
4-3