PB2/ANA21PB4/ANA72PB5/VREF3PB3/CLKIN/ANA34(PB6)AVDD5VDD6PA0/T0IN/T0OUT#7PA1/T0OUT8VSS9(PB7)AVSS10PA2/DE011PA3/CTS0#12PA4/RXD013PA5/TXD014PA6/T1IN/T1OUT#15PC4/LED16PC5/LED17PA7/T1OUT18PC6/LED19PC7/LED20RESET#21DBG22PC0/ANA4/CINP/LED23PC1/ANA5/CINN/LED24PC2/ANA6/LED25PC3/COUT/LED26PB0/ANA027PB1/ANA128