DNC1DNC2DNC3DAC_O4VCC5VCC6TRXp7TRXp8TRXn9TRXn10VCC11VCC12DNC13DNC14DNC15DNC16DNC17DNC18DNC19DNC20VDDIO21DNC22DNC23DNC24GND25HIF426GPIO527GPIO628GPIO729GPIO830DNC31DNC32HIF333DNC34HIF235XOUT36XIN37DNC38GND39HIF140GPIO941GPIO1042GPIO1143GPIO1244D18VD45SIF246SIF147IRQ48VDDIO49DNC50VCC51SEN52VCC53VCC54VCC55VCC56EP57