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ADS8686S: fpga配置后初次上电ad输出全部为0.

Part Number: ADS8686S

ADS8686按照手册使用fpga配置完成后,上电后出现偶发性数据全部为0.接上下载线调试,未出现过这种现象。

一般多天不用时,第一次上电出现ad输出全部为0,但是第二次上电后全天不再出现这种现象。