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MSP430FR2433: ADC channel A4 to internally monitor 1.2V Vref+

Part Number: MSP430FR2433

Hello,

I plan to use ADC to monitor Vref+ (1.2V).

ADC channel A4 can be selected to monitor this voltage internally.

This 1.2-V reference voltage could also be output to I/O pin P1.4  by setting the corresponding PMM control register.

My question is: if I do not need to output Vref+ to P1.4, is it still possible to use this pin as a generic I/O pin while internally monitoring Vref+ through channel A4?

Many thanks.

Regards,

Mauro

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