TLV320AIC3101: TLV320AIC3101-EVM HPR声音有输出,CLK:2.048M,SYNC:8K,有声音输出,但不清晰,有杂音

Part Number: TLV320AIC3101


咨询一下,TLV320AIC3101-EVM 外部输入CLK,SYNC,DATA,不使用MCLK,使用BCLK,使用官方软件配置芯片,有HPR声音有输出,CLK:2.048M,SYNC:8K,有声音输出,但不清晰,有杂音

 

配置命令如下:

Description=
{PC Digital Audio (via USB) to DAC of AIC3107 with AC-MODEVM.?
DAC analog out looped-back from J10 to Mic In (J9) to ADC.?
ADC Digital Audio (via USB) back to PC

Input:
DAC
? ? - Left Data to LDAC and Right Data to RDAC
? ? - Volume control = 0dB
? ? - Connected to Outputs via Mixer Mode

HP Outputs
? ? - Single-ended Headphone Outputs
? ? - AC-coupled Headphone Configuration
? ? - LDAC to HPLOUT
? ? - RDAC to HPROUT
? ? - Mixer Gain = 0dB
? ? - Output Amplifier Gain = 0dB

Loop-Back Path
? ? - Remove jumpers W10, W11, and W9 (Mic Bias Select)
? ? - Connect 3.5mm stereo audio cable from J10 (DAC out) to J9 (ADC in)
? ? - Run Audio Analyzer in GUI or other tools to check loop-back signal

ADC
? ? - MICL3L and MIC3R input mixer
? ? - ADC PGA Gains = 0dB}

Commands=
{w 30 66 20
w 30 11 4F?
w 30 12 F4
w 30 13 7C
w 30 16 7C
w 30 0F 00?
w 30 10 00
w 30 07 8A
w 30 25 D0
w 30 2B 00
w 30 2C 00
w 30 33 05
w 30 41 05
w 30 26 20
w 30 2F 80
w 30 40 80
w 30 33 0D
w 30 41 0D
}w 30 65 00
w 30 02 A0
w 30 02 AA
w 30 41 05
w 30 26 08
w 30 43 80
w 30 46 80
w 30 44 80
w 30 47 80
w 30 48 0D
w 30 3C 80
w 30 3F 80
w 30 3D 80
w 30 40 80
w 30 41 9D
w 30 48 9D
w 30 09 C0
w 30 09 00
w 30 09 40
w 30 09 80
w 30 09 C0