Datasheet
TLV320AIC3100
SLAS667A –NOVEMBER 2009–REVISED MAY 2012
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Page 0 / Registers 21: ADC IADC_VAL
(1)
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W 1000 0000 0000 0000: Reserved
0000 0001: Number of instruction for ADC PRB engine, IADC = 2
0000 0010: Number of instruction for ADC PRB engine, IADC = 4
...
1011 1111: Number of instruction for ADC PRB engine, IADC = 382
1100 0000: Number of instruction for ADC PRB engine, IADC = 384
1100 0001–1111 1111: Reserved
(1) IADC should be an integral multiple of the decimation in the ADC PRB engine (specified in Register 22).
Page 0 / Registers 22: ADC PRB Engine Decimation
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D4 R/W 0000 Reserved
D3–D0 R/W 0100 0000: Decimation ratio in ADC PRB engine = 16
0001: Decimation ratio in ADC PRB engine = 1
0010: Decimation ratio in ADC PRB engine = 2
...
1101: Decimation ratio in ADC PRB engine = 13
1110: Decimation ratio in ADC PRB engine = 14
1111: Decimation ratio in ADC PRB engine = 15
Page 0 / Registers 23–24: Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W XXXX XXXX Reserved. Do not write to these registers.
Page 0 / Registers 25: CLKOUT MUX
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D3 R/W 0000 0 Reserved
D2–D0 R/W 000 000: CDIV_CLKIN = MCLK (device pin)
001: CDIV_CLKIN = BCLK (device pin)
010: CDIV_CLKIN = DIN (can be used for the systems where DAC is not required)
011: CDIV_CLKIN = PLL_CLK (generated on-chip)
100: CDIV_CLKIN = DAC_CLK (DAC DSP clock - generated on-chip)
101: CDIV_CLKIN = DAC_MOD_CLK (generated on-chip)
110: CDIV_CLKIN = ADC_CLK (ADC DSP clock - generated on-chip)
111: CDIV_CLKIN = ADC_MOD_CLK (generated on-chip)
Page 0 / Registers 26: CLKOUT M_VAL
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 0 0: CLKOUT M divider is powered down.
1: CLKOUT M divider is powered up.
D6–D0 R/W 000 0001 000 0000: CLKOUT divider M = 128
000 0001: CLKOUT divider M = 1
000 0010: CLKOUT divider M = 2
...
111 1110: CLKOUT divider M = 126
111 1111: CLKOUT divider M = 127
86 REGISTER MAP Copyright © 2009–2012, Texas Instruments Incorporated
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