技术支持的结果
你所面临的错误是预期的行为。SAR序列ADC使用硬件AMUX,因此它期望输入序列ADC来自模拟引脚(因为硬件AMUX使用在PIN上的开关)。如果您想使用外部AMUX,则可以将SAR序列ADC的信道数配置为1,并在ADC外部具有AMUX(硬件或软件)以复用模拟信号。这消除了路由问题。
以上来自于百度翻译
以下为原文
The results from Tech Support -
The error you are facing is an expected behavior.
The SAR sequence ADC uses hardware amux and hence it expects inputs to sequence ADC come from analog pins(since hardware AMUX uses the switch at pin).
If you want to use an external AMUX, then you may configure the number of channels of SAR sequence ADC to 1 and have an AMUX (hardware or software) external to the ADC to multiplex the analog signals. This eliminates the routing problems.
技术支持的结果
你所面临的错误是预期的行为。SAR序列ADC使用硬件AMUX,因此它期望输入序列ADC来自模拟引脚(因为硬件AMUX使用在PIN上的开关)。如果您想使用外部AMUX,则可以将SAR序列ADC的信道数配置为1,并在ADC外部具有AMUX(硬件或软件)以复用模拟信号。这消除了路由问题。
以上来自于百度翻译
以下为原文
The results from Tech Support -
The error you are facing is an expected behavior.
The SAR sequence ADC uses hardware amux and hence it expects inputs to sequence ADC come from analog pins(since hardware AMUX uses the switch at pin).
If you want to use an external AMUX, then you may configure the number of channels of SAR sequence ADC to 1 and have an AMUX (hardware or software) external to the ADC to multiplex the analog signals. This eliminates the routing problems.
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