老师您好！我现在正在用msp430f5529lp和口袋板做实验，在进行音频回放时，把DAC-OUT输出加在了P-AMP_IN上，然后把4欧姆0.5瓦的喇叭加在VO+和VO-端口，喇叭没有声音，用示波器测量V0+和VO-之间的波形，在示波器上不显示波形，这是什么原因呢？难道是口袋板上的tpa200d1芯片坏了么？开发板是新的，有知道是什么原因的么？帮忙解答下，十分感谢！
↧
Channel:
MSP 低功耗微控制器论坛 - 最近的话题
X
Are you the publisher?
Claim or
contact us
about this channel.
X
0
Channel Details:
- Title: MSP 低功耗微控制器论坛 - 最近的话题
- Channel Number: 60085223
- Language: Chinese
- Registered On: February 27, 2016, 7:09 pm
- Number of Articles: 3782
- Latest Snapshot: February 24, 2026, 2:05 am
- RSS URL: http://www.deyisupport.com/question_answer/microcontrollers/msp430/f/55/rss.aspx?mode=0
- Publisher: https://e2echina.ti.com/support/microcontrollers/msp430/f/msp-low-power-microcontroller-forum
- Description:
- Catalog: //mainlander66.rssing.com/catalog.php?indx=60085223
© 2026 //www.rssing.com