PA3/INT1PA2/TC02PA1/PFD#3PA0/PFD4VSS5PC66PC77PC08PC19PB0/SCOM010PB1/SCOM111PB2/SCOM212PB3/SCOM313PB414PB515PC216PC317PC418PC519VDD20PA7/RES#21PA6/OSC122PA5/OSC223PA424