PC131PC14-OSCX_IN2PC15-OSCX_OUT3PF34VREF+5VDD/VDDA6VSS/VSSA7PF0-OSC_IN8PF1-OSC_OUT9PF2-NRST10PA011PA112PA213PA314PA415PA516PA617PA718PB019PB120PB221PB1022PB1123PB1224PB1325PB1426PB1527PA828PA929PC630PC731PA1032PA11[PA9]33PA12[PA10]34PA1335PA14-BOOT036PA1537PD038PD139PD240PD341PB342PB443PB544PB645PB746PB847PB948