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https://e2e.ti.com/support/data-converters-group/data-converters/f/data-converters-forum/711633/faq-afe5809-how-to-access-the-coefficient-memory-for-the-filter-coefficient-in-afe5809
对于系数存储器访问、SPI 写入不同于标准 SPI 写入24位。 它将是一个120位的单 SPI 周期访问(8位地址后跟112位数据、MSB 在前) SEN 信号在整个写入时间内应为低电平。
http://e2e.ti.com/support/applications/medical/f/30/t/566349
