如上，第一幅图为网上购买的cc2640开发板与DHT22的通讯线波形抓取，一次通讯为5ms，可以正确读出数据；
而第二幅图为根据TI参考设计制作的4*4的cc2640板子与DHT22的通讯线波形抓取，不能读出数据，但可驱动LCD屏显示，蓝牙能发广播能连接；
由上两图可明显看出第二幅图通讯不正常，为什么会这样呢？是最小系统的供电问题吗？经验较少，望大家指教！
↧
Channel:
蓝牙论坛 - 最近的话题
X
Are you the publisher?
Claim or
contact us
about this channel.
X
0
Channel Details:
- Title: 蓝牙论坛 - 最近的话题
- Channel Number: 62155492
- Language: Chinese
- Registered On: March 22, 2016, 11:59 pm
- Number of Articles: 7510
- Latest Snapshot: June 5, 2025, 8:23 pm
- RSS URL: http://www.deyisupport.com/question_answer/wireless_connectivity/bluetooth/f/103/rss.aspx?mode=0
- Publisher: https://e2echina.ti.com/support/wireless-connectivity/bluetooth/f/bluetooth-forum
- Description:
- Catalog: //undiscontinued66.rssing.com/catalog.php?indx=62155492
© 2025 //www.rssing.com