各位好:
小弟最近在用ADS1299开发,用的是ADS1299EEG-FE开发板,用上位机给ADS1299通电以后,DRDY信号一直是高,查阅手册说START引脚需要拉高才能是能DRDY信号,于是拉高START,同时检查了PWDN是高,请问这种现象正常吗?我的理解是板子通电后START信号拉高以后DRDY就开始工作了,是我理解的不对还是配置的问题,望解答。
谢谢!
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