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尊敬的 TI 团队:
如果您降低 TAS2652上的 PCM 软件音量、则会出现输出丢失。
您能告诉我在设置中检查哪一点吗?
以下是寄存器设置。
/# i2cdump -f -y -r 0x00-0xf0 2 0x4c
未指定大小(使用字节数据访问)
0 1 2 3 4 5 6 7 8 9 A b c d e f 0123456789abcdef
00:00 0c 34 CF 22 09 03 30 10 01 42 40 04 05 06 。?4????0?B@?
10:07 14 12 76 01 2e 60 0e 0c 00 fc A6 df ef ff 00 ???v?.`???..
20:00 11 00 04 00 11 80 00 50 4F 40 7a D2 80 A4 ……………………………………………………………………………………………………………………@……
30:19 40 81 34 4b 78 04 00 0c 08 2e 38 3c 08 10 00 @ 4Kx?...8.8<?
40:76 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 v...........
50:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 ff 00 00 00 cc 00 00 00 10 43 00 … ?????c.
80:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
90:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
A0:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
B0:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
C0:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
D0:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
E0:00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
F0:00
谢谢。
Chun、
您要更改什么音量? TAS2562具有:
DVC_PCM 可在回放期间进行调节、但仅当器件未启用时才应调整 AMP_LEVEL。
如果 AMP_LEVEL 需要调整、则必须遵循以下步骤:
此致、
-Ivan Salazar
应用工程师-低功耗音频和传动器
您好、Chun、
此致、
-Ivan Salazar
应用工程师-低功耗音频和传动器