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Divebomb
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DA14531振荡器

请问一下,DA14531怎么不外接晶振而使用RC振荡器工作?

Device: 
Martin.Ge
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Hi Divebomb,

Hi Divebomb,

外部Digital Controlled XTAL Oscillator有两个。XTAL32K跟XTAL32M。

其中外部XTAL32M是必须的。是射频信号的时钟源,要求必须精准。

而低频时钟XTAL32K是可以根据产品需求来选择的。

具体有关时钟的信息可参考DA14531 Datasheet,从第十章节开始。

https://www.dialog-semiconductor.com/sites/default/files/da14531_datashe...

外部时钟的选型也可参考DA14531 硬件设计指导文档:

https://www.dialog-semiconductor.com/sites/default/files/an-b-075_da1453...

Br

Martin

Divebomb
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Hi Martin.Ge,

Hi Martin.Ge,

我已经了解并成功去除了XTAL32K,谢谢您的回复。

Martin.Ge
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Hi DiveBomb,

Hi DiveBomb,

不客气,感谢提问。

Br 

Martin