Si3210/Si3211/Si3212
Register 1. PCM Mode Select
Bit
D7
D6
D5
D4
PCMF[1:0]
R/W
D3
D2
D1
GCI
R/W
D0
TRI
R/W
Name
Type
PCME
R/W
PCMT
R/W
Reset settings = 0000_1000
Bit
7:6
5
Name
Reserved
PCME
Function
Read returns zero.
PCM Enable.
0 = Disable PCM transfers.
1 = Enable PCM transfers.
4:3
PCMF[1:0]
PCM Format.
00 = A-Law
01 = µ-Law
10 = Reserved
11 = Linear
2
1
0
PCMT
GCI
PCM Transfer Size.
0 = 8-bit transfer.
1 = 16-bit transfer.
GCI Clock Format.
0 = 1 PCLK per data bit.
1 = 2 PCLKs per data bit.
TRI
Tri-state Bit 0.
0 = Tri-state bit 0 on positive edge of PCLK.
1 = Tri-state bit 0 on negative edge of PCLK.
Register 2. PCM Transmit Start Count—Low Byte
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
Type
TXS[7:0]
R/W
Reset settings = 0000_0000
Bit
Name
Function
7:0
TXS[7:0]
PCM Transmit Start Count.
PCM transmit start count equals the number of PCLKs following FSYNC before data trans-
mission begins. See Figure 27 on page 46.
56
Preliminary Rev. 1.11
ETC [ ETC ]
