VBUS1USB-2USB+3P0.13/12C_SDA4P0.14/12C_SCL5P0.15/UART2_RX6P0.16/UART2_TX7P0.17/UART2_DE8P0.199P0.2010P0.21/UART1_DE11P0.10/NFC212P0.09/NFC113GND14RF_BT15GND16NRF_RESET17SWDCLK18SWDIO19VBAT_SX20VBAT_IO_SX21GND22P0.24/I2C_SDA_223P0.25/12C_SCL_224P1.01/SW125P1.02/SW226P1.03/LED127P1.04/LED228P0.03/QSPI_CLK29P0.02/QSPI_DIO330P0.28/QSPI_DIO231P0.29/QSPI_DIO132P0.30/QSPI_DIO033P0.26/QSPI_CS34GND35GND36RF_LoRa37GND38P0.31/AIN739P0.05/AIN340P0.04/AIN241GND42VDD_NRF43VBAT_NRF44