fxls90322加速度传感器spi发送命了响应数据和预期值不一致

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fxls90322加速度传感器spi发送命了响应数据和预期值不一致

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shanY1
Contributor I

异常响应值异常响应值

 

根据spi编程建议的命令 0x8010012A的预期值是0x00000000实际抓取到的值是0x40100033

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JozefKozon
NXP TechSupport
NXP TechSupport

Dear Yakai,

please refer to the Figure 4. in the AN12386. The response to the 0x8010012A doesn't have to be 0x00000000, because the FXLS90322 is in reset and is not driving the MISO pin. 

JozefKozon_0-1705300998477.png

So even the 0x40100033 can be correct. 

With Best Regards,

Jozef

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JozefKozon
NXP TechSupport
NXP TechSupport

Dear Yakai,

please refer to the Figure 4. in the AN12386. The response to the 0x8010012A doesn't have to be 0x00000000, because the FXLS90322 is in reset and is not driving the MISO pin. 

JozefKozon_0-1705300998477.png

So even the 0x40100033 can be correct. 

With Best Regards,

Jozef

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