ADC Hardware Trigger pin for ADC via PDB

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ADC Hardware Trigger pin for ADC via PDB

948 次查看
gkunalupta
Contributor III

gkunalupta_1-1726651127631.png

 

 

Which all MCU pins are available for me for triggering ADC peripheral via hardware.

Via PDB through TRGMUX i can see their is only one MCU pin: TRGMUX IN0, which is PTB5. written under TRGMUX_PDB0 trapezium.

Means only via PTB5 i can give hardware triggers to ADC???

 

If Directly Via TRGMUX to ADC i can see in block diagram their is out[12-15] under TRGMUX_ADC0 trapezium. But which MCU pins are those???

 

Or only via PTB5 i can give hardware triggers?

 

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902 次查看
gkunalupta
Contributor III

I am saying for S32K144, S32K1xx family.

 

In code GUI, when i am selecting hardware trigger. It shows drop down of only TRGMUX_INo in it.

gkunalupta_0-1726813944904.png

 

gkunalupta_1-1726814395168.png

 

 

 

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856 次查看
petervlna
NXP TechSupport
NXP TechSupport

Hello,

For S32K144 you can also see it in IOMUX table. Unfortunately there is no filtering so you have to use manual search.

petervlna_0-1727250131792.png

Looking at mine S32DS SDK I can see multiple TRGMUX_IN

petervlna_2-1727250724157.png

You must be missing something in your configuration. Try to follow our example codes embedded in the SDK.

Best regards,

Peter

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912 次查看
petervlna
NXP TechSupport
NXP TechSupport

Hello,

Could you please specify which device are you referring to? Which S32K3xx ?

In IOMUX excel sheet you can filter the module=TRGMUX and function TRGMUX_IN

petervlna_0-1726811446096.png

petervlna_1-1726811454410.png

Best regards,

Peter

 

 

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