how to use the ADC of Temperature Sensor

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how to use the ADC of Temperature Sensor

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yinlei
Contributor III

I would like to use the ADC internal temperature sensor to measure the chip temperature, but I will not be configured, how to get the value of K. Can you give a reference example?

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davidtosenovjan
NXP TechSupport
NXP TechSupport

Temperature sensor seems to be the same implementation as on MPC5744P, thus following example could be useful for you:

https://community.nxp.com/docs/DOC-104657 

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davidtosenovjan
NXP TechSupport
NXP TechSupport

Temperature sensor seems to be the same implementation as on MPC5744P, thus following example could be useful for you:

https://community.nxp.com/docs/DOC-104657 

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yinlei
Contributor III

Yes, I saw the example, but I do not know where the values of K1, k2,k3,k4 look, where is the text flash in the reference manual, how to get

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davidtosenovjan
NXP TechSupport
NXP TechSupport

It is located in UTEST memory:

pastedImage_1.png

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davidtosenovjan
NXP TechSupport
NXP TechSupport

Could you specify used MCU part number? Thanks

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yinlei
Contributor III

the MCU  is 5775

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yinlei
Contributor III

If there is an example, that's the bestI want to learn its configuration

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