VBAT1PC132PC14-OSC32_IN(PC14)3PC15-OSC32_OUT(PC15)4PF0-OSC_IN(PF0)5PF1-OSC_OUT(PF1)6NRST7VSSA8VDDA9PA010PA111PA212PA313PA414PA515PA616PA717PB018PB119PB220PB1021PB1122VSS23VDD24PB1225PB1326PB1427PB1528PA829PA930PA1031PA1132PA1233PA13(SWDIO)34PF635PF736PA14(SWCLK)37PA1538PB339PB440PB541PB642PB743BOOT044PB845PB946VSS47VDD48EP49