PA021PA032PB043PB054GNDANA5VDDANA6PB087PB098PA049PA0510PA0611PA0712PA0813PA0914PA1015PA1116VDDIO17GND18PB1019PB1120PA1221PA1322PA1423PA1524PA1625PA1726PA1827PA1928PA2029PA2130PA2231PA2332PA2433PA2534GND35VDDIO36PA2737RESETN38PA2839GND40VDDCORE41VDDIN42PA3043PA3144PB0045PB0146PB0247PB0348EP49