GND33GND32GND31LED30P3_729P3_628P3_427P3_326P3_225P3_124TXD23RXD22RST_N#21EAN20P2_419P2_018P0_0/RTS17P0_516P1_7/CTS15P1_314P1_213P1_512P0_411PMULDO_O10WAKEUP9LDO18_O8VDD_IO7LDO33_O6SW_BTN5BAT_IN4GND3GND2GND1