GND1VCC332VCC123SRXP4SRXM5VCC12A6STXM7STXP8VCC12A9RSATA10PA1511PA1412PA1313PA1214PA215PA116PA017V33IO118PB719PB620PB521PB422PB323PB224PB125PB026VCC3327XO28XI29RUSB30UD+31UD-32V33IO333GND34VCC1235PB1136PB1037RST#38PA339PA440PA541PA642PA743PA844PA945PA1046PA1147V33IO248