CM6308 C-Media Electronics, Inc., CM6308 Datasheet - Page 27

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

Date: 09/04/2007
There are 2 main frequencies (default 3KHz & 300Hz) in the final tone, as shown below:
7.3 Buzzer Behavior and Software Control
Buzzer_ON_Time
Buzzer_Duty_n
Buzzer_Freq_n
(46 mS)
Freq_1
*Note:
Buzzer_Cycle_Time
(46mS)
Freq_2
1. Unit for Buzzer_Duty_n / Buzzer_Freq_n (Resolution) = 42.67 uS
2. Unit for Buzzer_ON_Time / Buzzer_Cycle_Time (Resolution) = 21.85 mS
3. Duration for Freq_1 & Freq_2 = 46 mS
(46 mS)
Freq_1
Freq_1 / Freq_2
LEDn_ON_Time
…….
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27/42 -
(46mS)
Freq_2
(46mS)
Freq_1
(46mS)
Audio and Voice Applications
Freq_2
Single-Chip USB Solution for
CM6308
Version: