CM6308 C-Media Electronics, Inc., CM6308 Datasheet - Page 30

• Manufacturer Part Number: CM6308
• Description: Cm6308 Usb Audio Chip Specification
• Manufacturer: C-Media Electronics, Inc.

Date: 09/04/2007
7.6 EEPROM Content Data Format
24c02 (256 x 8 bit)
[ADDR]
0x00,
0x01,
0x02,
0x03,
0x04,
0x05,
0x06,
Magic Word (“C”, 8’h43)
Magic Word (“M”, 8’h4D)
Total Data Length in EEPROM
EEPROM Content Setting
Reserved (Default 8’h00)
Playback (DAC) Control
Recording (ADC) Control
[DATA]
bit 0:
bit 1:
bit 2:
bit 3:
bit 4:
bit 5:
bit 6:
bit 7:
bit[5:0]:
bit 6:
bit 7:
bit[4:0]:
bit 5:
bit 6:
bit 7:
Manufacture String Valid?
Product String Valid?
Serial Number Valid?
Reserved
Playback (DAC) Control Valid? (0: No, 1: Yes)
Mixer (AA-Path) Control Valid? (0: No, 1: Yes)
Enable Remote Wakeup?
(6’h3f ~ 6’h1a,
Mute_f9 (DAC) initial Value
DRC initial Value
(5’h1f ~ 5’h04,
Reserved
Mute_fb (ADC Line) initial Value (0: Un-Mute, 1: Mute)
Mute_fa (ADC Mic) initial Value (0: Un-Mute, 1: Mute)
Recording (ADC) Control Valid? (0: No, 1: Yes)
DAC (Unit f9) initial Volume
ADC (Unit fa / fb) initial Volume
-
30/42 -
-2.6 ~ -34.5dB/Mute,
+33 ~ -6dB/Mute,
Audio and Voice Applications
Single-Chip USB Solution for
(0: No, 1: Yes)
(0: No, 1: Yes)
(0: No, 1: Yes)
(Default 0)
(0: Disable, 1: Enable)
(0: Un-Mute, 1: Mute)
(0: Disable, 1: Enable)
(Default 0)
-1.5dB/step)
linear step)
CM6308
Version: