PB.51PB.42PB.33PB.24PB.15PB.06PA.117PA.108PA.99PA.810PF.511PF.412PF.313PF.214PA.715PA.616PA.517PA.418PA.319PA.220PA.121PA.022VDDIO23nRESET24PF.025PF.126PC.527PC.428PC.329PC.230PC.131PC.032PA.1233PA.1334PA.1435PA.1536VSS37LDO_CAP38VDD39PC.1440PB.1541PB.1442PB.1343PB.1244AVDD45AVSS46PB.747PB.648