I.MX6 ULL ADC EXTERNAL MUX

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I.MX6 ULL ADC EXTERNAL MUX

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massimo2
Contributor III

Hello
In i.MX6 ULL manual i havent found ADC muxing into Chaper 4:ext.Signals and Pin Multiplexing.
I saw that it use GPIO inputs.
Have ADC's external pins to be configurated as GPIO with ALT5 mode?

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fangfang
NXP TechSupport
NXP TechSupport

Hello,

Yes,the ADC input pad should be configured as GPIO (ALT5) input with no pull-up/pull-down/keeper circuit enabled.Hope it help you.
Have a great day,
TIC

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