Datasheet
TLV320AIC3106
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........................................................................................................................................ SLAS509E – DECEMBER 2006 – REVISED DECEMBER 2008
Page 0 / Register 101: Additional GPIO Control Register B
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R 0 I
2
C Address Pin #0 Status
(1)
0: MFP1 pin = I
2
C address pin #0 = 0 at reset
1: MFP1 pin = I
2
C address pin #0 = 1 at reset
D6 R 0 I
2
C Address Pin #1 Status
(1)
0: MFP0 pin = I
2
C address pin #1 = 0 at reset
1: MFP0 pin = I
2
C address pin #1 = 1 at reset
D5 R/W 0 MFP3 Pin General Purpose Input Control
(1)
0: MFP3 pin usage as general purpose input is disabled
1: MFP3 pin usage as general purpose input is enabled
D4 R/W 0 MFP3 Pin Serial Data Bus Input Control
(1)
0: MFP3 pin usage as audio serial data input pin is disabled (SDIN)
1: MFP3 pin usage as audio serial data input pin is enabled (MOSI)
D3 R 0 MFP3 General Purpose Input Value
(1)
0: MFP3 detects a logic-low when used as general-purpose input
1: MFP3 detects a logic-high when used as general-purpose input
D2 R/W 0 MFP2 General Purpose Output Control
(1)
0: MFP2 pin usage as general purpose output is disabled
1: MFP2 pin usage as general purpose output is enabled
D1 R/W 0 MFP2 General Purpose Output Control
(1)
0: MFP2 pin drives a logic-low when used as a general-purpose output
1: MFP2 pin drives a logic-high when used as a general-purpose output
D0 R/W 0 CODEC_CLKIN Source Selection
0: CODEC_CLKIN uses PLLDIV_OUT
1: CODEC_CLKIN uses CLKDIV_OUT
(1) Bits D7 – D1 in Register 101 are only valid in I
2
C control Mode, when SELECT = 0.
Page 0 / Register 102: Clock Generation Control Register
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 – D6 R/W 00 CLKDIV_IN Source Selection
00: CLKDIV_IN uses MCLK
01: CLKDIV_IN uses GPIO2
10: CLKDIV_IN uses BCLK
11: Reserved. Do not use.
D5 – D4 R/W 00 PLLCLK_IN Source Selection
00: PLLCLK_IN uses MCLK
01: PLLCLK_IN uses GPIO2
10: PLLCLK _IN uses BCLK
11: Reserved. Do not use.
D3 – D0 R/W 0010 PLL Clock Divider N Value
0000: N=16
0001: N=17
0010: N=2
0011: N=3
…
1111: N=15
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