ADXL375无法读取XYZ数据

通过FPGA实现SPI 4线方式对芯片进行读写,目前可以读取设备ID,将寄存器的配置数据写入后,再次读取出来也是正确的,但是却无法读取XYZ三个轴的数据,初次上电,读出的XYZ数据为0,在不断电重新写入程序后,传感器会输出一个值,但是会保持不变,请问这是原因呢?谢谢

  • Atom, 请检查REG0x2D.bit3,该位上电后为0,为了让ADXL375工作起来,应该将其置1.

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