This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

ADS8332(CFR)寄存器无法写入

Other Parts Discussed in Thread: ADS8332

请教一下,STM32F4采用SPI2模块接口作为主设备向ADS8332的CFR寄存器写入数据,时钟线空闲时高电平,在第二个时钟沿采集数据。但是不论写入什么配置数据(0xExxx),最后读取出来的数据总是0xfffe。请问这种情况是由于通信错误还是芯片已经坏掉了?波形图如下:前一段波形表示发送0xC000读取CFR配置,后一段波形表示发送0xE8FD配置CFR寄存器。