Texas Instruments PCM5142 Evaluation Module PCM5142EVM-U PCM5142EVM-U Fiche De Données
Codes de produits
PCM5142EVM-U
Ch-1
Ch-2
x
x
Mono output
Gai n1
Gain2
SLAS759A – AUGUST 2012 – REVISED SEPTEMBER 2012
Table 36. Stereo Multiplexer Select Coefficient
Coefficient
Register
Description
Stereo_Mux_1_MuxSelect
C152 (Pg 49, Reg 16, 17, 18, 19)
Table 37. Stereo Multiplexer Input Coefficient
Coefficient
Register
Description
C_to_D_1_Coefval
C153 (Pg 49, Reg 20, 21, 22, 23)
C_to_D_2_Coefval
Mono Mixer
The Mono Mixer computes a weighted sum of 2 input channels and produces an output.
Figure 76. Figure 6. Mono Mixer Block
Table 38. Mono Mixer Coefficients
Coefficient
Register
Description
Mono_Mixer_1_MixGain1
C154 (Pg 49, Reg 24, 25, 26, 27)
Mono_Mixer_1_MixGain2
C155 (Pg 49, Reg 28, 29, 30, 31)
Master Volume Control
The Master Volume controls the volume using a linear ramp and zero crossing detection for transitions.
Table 39. Mono Mixer Coefficients
Coefficient
Register
Description
Volume_ZeroX_1_volcmd
C158 (Pg 49, Reg 40, 41, 42, 43)
Volume_ZeroX_1_volout
C159 (Pg 49, Reg 44, 45, 46, 47)
Volume_ZeroX_1_volout_loudne
C160 (Pg 49, Reg 48, 49, 50, 51)
ss
Volume_ZeroX_1_MinusOne_M2 C161 (Pg 49, Reg 52, 53, 54, 55)
Volume_ZeroX_1_workingval_1_
C162 (Pg 49, Reg 56, 57, 58, 59)
pre_CRAM
Volume_ZeroX_1_volout_pre1
C163 (Pg 49, Reg 60, 61, 62, 63)
Volume_ZeroX_1_workingval_2_
C164 (Pg 49, Reg 64, 65, 66, 67)
pre_CRAM
Volume_ZeroX_1_volout_pre2
C165 (Pg 49, Reg 68, 69, 70, 71)
Volume_ZeroX_1_workingval_3_
C166 (Pg 49, Reg 72, 73, 74, 75)
pre_CRAM
Volume_ZeroX_1_volout_pre3
C167 (Pg 49, Reg 76, 77, 78, 79)
Volume_ZeroX_1_One_M2
C168 (Pg 49, Reg 80, 81, 82, 83)
Volume_ZeroX_1_Zero
C169 (Pg 49, Reg 84, 85, 86, 87)
MinusOne_Int
C170 (Pg 49, Reg 88, 89, 90, 91)
MinusOne_M1
C171 (Pg 49, Reg 92, 93, 94, 95)
One_M2
C172 (Pg 49, Reg 96, 97, 98, 99)
One_M1
C173 (Pg 49, Reg 100, 101, 102, 103)
Zero
C174 (Pg 49, Reg 104, 105, 106, 107)
Copyright © 2012, Texas Instruments Incorporated
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