PA021PA032PB043PB054PA045PA056PA067PA078VDDIO/ANA9GND10PA0811PA0912PA1013PA1114PA1415PA1516PA1617PA1718PA1819PA1920PA2221PA2322PA2423PA2524RESET#25GND26VDDCORE27VDDIO28PA3029PA3130PB0231PB0332