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ADS1258调试问题

Other Parts Discussed in Thread: ADS1258, OPA350

请工程师帮忙谢谢!

问题说明:

1、原理图参照文档电路设计的,见附件;

2、当AD上电,启动转换,在每个输入通道用示波器能够测到23.7K/16的方波信号

3、读取转换数据状态正常,通道号依次为8~23,但是数据一直为-79320000左右的值