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ADS1294: 寄存器配置正确但是DRDY不对

Part Number: ADS1294
Other Parts Discussed in Thread: ADS1298ECGFE-PDK

DRDY的波形不对,数据没有正确的传输,发生了波形的反相。在上一块板子的调试过程中曾出现了同样的问题,当时的原因是没有在SPI中断中读取寄存器而是放到了主函数当中,但是这个版本的代码,是在SPI中读取寄存器的,按理说不应该出现这样的问题,目前还没有找到解决方案。