专家:
您好!我们量产产品发现有一片DSPAD口采用波动很大,其他外围电路均工作正常,外部AD基准也正常,断开AD口的采样电路,直接用直流稳压源供电到AD口,用CCS做仿真,读取AD寄存器的值,结果一样波动很大,想问一下,DSP芯片仅AD模块损坏的概率有多大?
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专家:
您好!我们量产产品发现有一片DSPAD口采用波动很大,其他外围电路均工作正常,外部AD基准也正常,断开AD口的采样电路,直接用直流稳压源供电到AD口,用CCS做仿真,读取AD寄存器的值,结果一样波动很大,想问一下,DSP芯片仅AD模块损坏的概率有多大?