Oct 22, 2019
12:44 AM
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Oct 22, 2019
12:44 AM
Dears
客户有用CY8CMBR3108-LQXI做设计,有个问题想咨询下,请帮助支持下,谢谢!
客户的MCU应用软件,计算触摸SNR的方法或者代码?主要就是snr的计算方法,用于生产用
Solved! Go to Solution.
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Oct 29, 2019
02:44 AM
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Oct 29, 2019
02:44 AM
4 Replies
Oct 23, 2019
02:42 AM
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Oct 23, 2019
02:42 AM
Robin,
这是一颗只能通过i2c 配置或者读取数据的芯片。
如果你想计算信噪比,你可以把rawcount读出来,通过处理rawcount来计算信噪比。
例如:没有触发的情况下,读500个rawcount,通过峰峰值计算出噪声。 通过均值计算出baseline。
触发之后,再读500个rawcount,通过(rawcount-baseline)/Noise=SNR。
Oct 25, 2019
12:36 AM
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Oct 25, 2019
12:36 AM
有相关的技术文档可以参考下嘛?谢谢!
Oct 25, 2019
12:37 AM
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Oct 25, 2019
12:37 AM
客户这才表示如果有源码,请给他们参考,下,谢谢!
Oct 29, 2019
02:44 AM
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Oct 29, 2019
02:44 AM
这个代码需要客户自己去开发,或者直接使用我们提供的EZ-Click 配合minprog3进行使用。