STAC9758 Datasheet, PDF (3/119 Pages) Integrated Device Technology – HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS

STAC9758/9759
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
PC AUDIO
5.4.2. Slot 2: Status Data Port ..................................................................................................... 40
5.4.3. Slot 3: PCM Record Left Channel ..................................................................................... 41
5.4.4. Slot 4: PCM Record Right Channel ................................................................................... 41
5.4.5. Slot 5: Modem Line 1 ADC ................................................................................................ 41
5.4.6. Slot 6-9: ADC .....................................................................................................................41
5.4.7. Slots 7-8: Vendor Reserved .............................................................................................. 41
5.4.8. Slot 10 & 11: ADC ............................................................................................................. 41
5.4.9. Slot 12: Reserved .............................................................................................................. 41
5.5. AC-Link Interoperability Requirements and Recommendations ...................................................... 42
5.5.1. “Atomic slot” Treatment of Slot 1 Address and Slot 2 Data ...............................................42
5.6. Slot Assignments for Audio ............................................................................................................. 42
6. STAC9758/9759 MIXER .........................................................................................................45
6.1. SPDIF Digital Mux ...........................................................................................................................45
6.2. SPDIF_IN .........................................................................................................................45
6.3. ADAT Optical “Lightpipe” Support ................................................................................................... 46
6.4. Digital PC Beep ............................................................................................................................... 46
6.5. Double Rate Audio .......................................................................................................................... 46
6.6. Double Rate SPDIF Output ............................................................................................................. 46
7. STAC9758/9759 MIXER DIAGRAM ........................................................................................47
8. PROGRAMMING REGISTERS ................................................................................................48
8.1. Program Register List ...................................................................................................................... 48
8.2. Program Register Descriptions ........................................................................................................ 50
8.2.1. Reset (00h) ........................................................................................................................50
8.2.2. Master Volume Registers (02h) ......................................................................................... 51
8.2.3. DAC-A Volume Register (04h) .......................................................................................... 52
8.2.4. Master Volume MONO (06h) ............................................................................................. 53
8.2.5. PC BEEP Volume (0Ah) .................................................................................................... 53
8.2.6. Digital PC Beep ................................................................................................................. 54
8.2.7. Phone Volume (0Ch) ......................................................................................................... 54
8.2.8. Mono/Stereo Mic Volume (0Eh) ........................................................................................ 56
8.2.9. Line In Volume (10h) ......................................................................................................... 58
8.2.10. CD Volume (12h) ............................................................................................................. 59
8.2.11. DAC-B to Mixer2 Volume Control (14h) ........................................................................... 60
8.2.12. Aux Volume (16h) ............................................................................................................ 62
8.2.13. PCMOut Volume (18h) .................................................................................................... 63
8.2.14. Record Select (1Ah) ........................................................................................................ 64
8.2.15. Record Gain (1Ch) .......................................................................................................... 65
8.2.16. General Purpose (20h) .................................................................................................... 66
8.2.17. 3D Control (22h) .............................................................................................................. 67
8.2.18. Audio Interrupt and Paging (24h) .................................................................................... 68
8.2.19. Powerdown Ctrl/Stat (26h) .............................................................................................. 70
8.2.20. Extended Audio ID (28h) ................................................................................................. 72
8.2.21. Extended Audio Control/Status (2Ah) .............................................................................. 74
8.3. PCM DAC Rate Registers ............................................................................................................... 76
8.3.1. PCM DAC Rate (2Ch) ....................................................................................................... 77
8.3.2. PCM Surround DAC Rate (2Eh) ........................................................................................ 77
8.3.3. PCM LFE DAC Rate (30h) ................................................................................................ 77
8.3.4. PCM LR ADC Rate (32h) .................................................................................................. 78
8.3.5. Center/LFE Volume (36h) .................................................................................................. 78
8.3.6. Surround Volume (38h) ..................................................................................................... 78
8.3.7. SPDIF Control (3Ah) .......................................................................................................... 79
8.4. General Purpose Input & Outputs ................................................................................................... 81
8.4.1. EAPD ................................................................................................................................. 81
8.4.2. GPIO Pin Definitions .......................................................................................................... 81
8.4.3. GPIO Pin Implementation .................................................................................................. 81
IDT™
3
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
STAC9758/9759
V 1.2 1206