VBAT1PC132PC14-OSC32_IN3PC15-OSC32_OUT4PF0-OSC_IN5PF1-OSC_OUT6PG10-NRST7PA08PA19PA210PA311PA412PA513PA614PA715PB016PB117PB218VSSA19VREF+20VDDA21PB1022VSS23VDD24PB1125PB1226PB1327PB1428PB1529PA830PA931PA1032PA1133PA1234VSS35VDD36PA1337PA1438PA1539PB340PB441PB542PB643PB744PB8-BOOT045PB946VSS47VDD48