SLASE23E January 2015 – August 2018 MSP430FR6820 , MSP430FR6822 , MSP430FR68221 , MSP430FR6870 , MSP430FR6872 , MSP430FR68721 , MSP430FR6920 , MSP430FR6922 , MSP430FR69221 , MSP430FR6970 , MSP430FR6972 , MSP430FR69721
Figure 6-2 shows the the capacitive touch functionality that is available on all port pins. The capacitive touch functionality is controlled using the capacitive touch I/O control registers CAPTIO0CTL and CAPTIO1CTL as described in the MSP430FR58xx, MSP430FR59xx, MSP430FR68xx, and MSP430FR69xx Family User's Guide. The capacitive touch functionality is not shown in the other pin diagrams.
NOTE:Functional representation only.