STAC9752XXTAEYYX datasheet(3/95 Pages) IDT

No. de pieza	STAC9752XXTAEYYX

Descripción Electrónicos	TWO-CHANNEL, 20-BIT, AC??7 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING

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Fabricante Electrónico	IDT [Integrated Device Technology]

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3 / 95 page

STAC9752/9753

TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING

IDT™

3

STAC9752/9753

REV 3.3 1206

TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING

5.3.8. Slot 12: Audio GPIO Control Channel ............................................................................... 36

5.4. AC-Link Input Frame (SDATA_IN) ................................................................................................. 36

5.4.1. Slot 0: TAG ........................................................................................................................37

5.4.2. Slot 1: Status Address Port / SLOTREQ signalling bits .....................................................37

5.4.3. Slot 2: Status Data Port ..................................................................................................... 38

5.4.4. Slot 3: PCM Record Left Channel ..................................................................................... 38

5.4.5. Slot 4: PCM Record Right Channel ................................................................................... 38

5.4.6. Slot 5: Modem Line 1 ADC ................................................................................................ 38

5.4.7. Slot 6 - 9: ADC ................................................................................................................... 38

5.4.8. Slots 7 & 8: Vendor Reserved ........................................................................................... 39

5.4.9. Slot 10 & 11: ADC ............................................................................................................. 39

5.4.10. Slot 12: Reserved ............................................................................................................ 39

5.5. AC-Link Interoperability Requirements and Recommendations ...................................................... 40

5.5.1. “Atomic slot” Treatment of Slot 1 Address and Slot 2 Data ...............................................40

5.6. Slot Assignments for Audio ............................................................................................................. 41

6. STAC9752/9753 MIXER ..........................................................................................................43

7. MIXER FUNCTIONAL DIAGRAMS ........................................................................................44

7.1. Analog Mixer Input ......................................................................................................................... 45

7.2. Mixer Analog Output ....................................................................................................................... 45

7.3. SPDIF Digital Mux ...........................................................................................................................45

7.4. PC Beep Implementation ................................................................................................................ 46

7.4.1. Analog PC Beep ................................................................................................................ 46

7.4.2. Digital PC Beep ................................................................................................................. 46

8. PROGRAMMING REGISTERS ...............................................................................................47

8.1. Register Descriptions ...................................................................................................................... 48

8.1.1. Reset (00h) ....................................................................................................................... 48

8.1.2. Master Volume Registers (02h) ........................................................................................ 48

8.1.3. Headphone Volume Registers (04h) ................................................................................. 49

8.1.4. Master Volume MONO (06h) ............................................................................................ 50

8.1.5. PC BEEP Volume (0Ah) ................................................................................................... 51

8.1.6. Phone Volume (Index 0Ch) .............................................................................................. 51

8.1.7. Mic Volume (Index 0Eh) .................................................................................................... 52

8.1.8. LineIn Volume (Index 10h) ............................................................................................... 52

8.1.9. CD Volume (Index 12h) .................................................................................................... 53

8.1.10. Video Volume (Index 14h) ............................................................................................. 53

8.1.11. Aux Volume (Index 16h) ................................................................................................. 54

8.1.12. PCMOut Volume (Index 18h) ......................................................................................... 54

8.1.13. Record Select (1Ah) ....................................................................................................... 55

8.1.14. Record Gain (1Ch) ......................................................................................................... 55

8.1.15. General Purpose (20h) ................................................................................................... 56

8.1.16. 3D Control (22h) ............................................................................................................. 56

8.1.17. Audio Interrupt and Paging (24h) .................................................................................... 57

8.1.18. Powerdown Ctrl/Stat (26h) .............................................................................................. 58

8.1.19. Extended Audio ID (28h) ................................................................................................ 59

8.1.20. Extended Audio Control/Status (2Ah) ............................................................................. 61

8.1.21. PCM DAC Rate Registers (2Ch and 32h) ...................................................................... 63

8.1.22. PCM DAC Rate (2Ch) .................................................................................................... 63

8.1.23. PCM LR ADC Rate (32h) ............................................................................................... 63

8.1.24. SPDIF Control (3Ah) ........................................................................................................ 64

8.2. General Purpose Input & Outputs ................................................................................................... 64

8.2.1. EAPD ................................................................................................................................. 64

8.2.2. GPIO Pin Definitions .......................................................................................................... 65

8.2.3. GPIO Pin Implementation .................................................................................................. 65

8.2.4. Extended Modem Status and Control Register (3Eh) ........................................................65

8.2.5. GPIO Pin Configuration Register (4Ch) ............................................................................. 66

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