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ManualsBrandsTEXAS INSTRUMENTS ManualsLinear ICsLM4549BVH/NOPB
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LM4549B
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SNAS598A –JULY 2012–REVISED MAY 2013
LM4549B Register Map
REG Name D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Default
00h Reset X 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0D40h
02h Master Volume Mute X ML5 ML4 ML3 ML2 ML1 ML0 X X MR5 MR4 MR3 MR2 MR1 MR0 8000h
Output Volume 04h Line Level Volume Mute X ML5 ML4 ML3 ML2 ML1 ML0 X X MR5 MR4 MR3 MR2 MR1 MR0 8000h
06h Mono Volume Mute X X X X X X X X X MM5 MM4 MM3 MM2 MM1 MM0 8000h
0Ah PC_Beep Volume Mute X X X X X X X X X X PV3 PV2 PV1 PV0 X 0000h
0Ch Phone Volume Mute X X X X X X X X X X GN4 GN3 GN2 GN1 GN0 8008h
0Eh Mic Volume Mute X X X X X X X X 20dB X GN4 GN3 GN2 GN1 GN0 8008h
10h Line In Volume Mute X X GL4 GL3 GL2 GL1 GL0 X X X GR4 GR3 GR2 GR1 GR0 8808h
Input Volume
12h CD Volume Mute X X GL4 GL3 GL2 GL1 GL0 X X X GR4 GR3 GR2 GR1 GR0 8808h
14h Video Volume Mute X X GL4 GL3 GL2 GL1 GL0 X X X GR4 GR3 GR2 GR1 GR0 8808h
16h Aux Volume Mute X X GL4 GL3 GL2 GL1 GL0 X X X GR4 GR3 GR2 GR1 GR0 8808h
18h PCM Out Volume Mute X X GL4 GL3 GL2 GL1 GL0 X X X GR4 GR3 GR2 GR1 GR0 8808h
1Ah Record Select X X X X X SL2 SL1 SL0 X X X X X SR2 SR1 SR0 0000h
ADC Sources
1Ch Record Gain Mute X X X GL3 GL2 GL1 GL0 X X X X GR3 GR2 GR1 GR0 8000h
20h General Purpose POP X 3D X X X MIX MS LPBK X X X X X X X 0000h
3D Control
22h X 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0101h
(Read Only)
X 24h Reserved X X X X X X X X X X X X X X X X 0000h
26h Powerdown Ctrl/Stat EAPD PR6 PR5 PR4 PR3 PR2 PR1 PR0 X X X X REF ANL DAC ADC 000Xh
28h Extended Audio ID ID1 ID0 X X X X 0 0 0 0 X X 0 X 0 VRA X001h
Extended Audio
2Ah X X X X X X X X X X X X X X X VRA 0000h
Control/Status
2Ch PCM DAC Rate SR15 SR14 SR13 SR12 SR11 SR10 SR9 SR8 SR7 SR6 SR5 SR4 SR3 SR2 SR1 SR0 BB80h
32h PCM ADC Rate SR15 SR14 SR13 SR12 SR11 SR10 SR9 SR8 SR7 SR6 SR5 SR4 SR3 SR2 SR1 SR0 BB80h
X 5Ah Vendor Reserved 1 X X X X X X X X X X X X X X X X 0000h
X 74h Vendor Reserved 2 X X X X X X X X X X X X X X X X 0000h
X 7Ah Vendor Reserved 3 X X X X X X X X X X X X X X X X 0000h
7Ch Vendor ID1 0 1 0 0 1 1 1 0 0 1 0 1 0 0 1 1 4E53h
7Eh Vendor ID2 0 1 0 0 0 0 1 1 0 1 0 0 1 0 0 1 4349h
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