GTA562 Lora Node Module is a module based on the nRF52840 and SX1262, supporting both Bluetooth and LoRa communication modes. PIN Definition NO Name Type Description 1 VBUS Input DC 5V power supply 2 USB_D- Input/Output USB data interface 3 USB_D Input/Output USB data interface 4 GND — Ground 5 VBAT_NRF Input/Output Battery power supply 6 I2C_SDA Input/Output I2C (SDA) P0.13 7 I2C_SCL Input/Output I2C (SCL) P0.14 8 GND — Ground 9 UART2_RX Input UART2 interface P0.15 10 UART2_TX Output UART2 interface P0.16 11 UART2_DE Input/Output UART DE interface P0.17 12 NRF_RST Input Reset pin 13 VDD_NRF Input/Output DC 3V3 power supply (output when powered by 5V/VBAT) 14 GND — Ground 15 UART1_TX Output UART1 interface P0.19 16 UART1_RX Input UART1 interface P0.20 17 UART1_DE Input/Output UART2 interface P0.21 18 SWDIO Input/Output SWD debug pin (SWDIO) 19 SWCLK Input/Output SWD debug pin (SWCLK) 20 GND — Ground 21 VBAT_SX Input DC 3V3 power supply 22 I2C_SDA2 Input/Output I2C (SDA) P0.24 23 I2C_SCL2 Input/Output I2C (SCL) P0.25 24 SW1 Output GPIO P1.01 25 SW2 Output GPIO P1.02 26 LED1 Output GPIO P1.03 27 LED2 Output GPIO P1.04 28 NFC1 Output NFC/GPIO P0.09 29 NFC2 Output NFC/GPIO P0.10 30 QSPI_CLK Input/Output SPI interface/GPIO P0.03 31 QSPI_DIO3 Input/Output SPI interface/GPIO P0.02 32 QSPI_DIO1 Input/Output SPI interface/GPIO P0.29 33 P0.31/AIN7 Input ADC interface/GPIO P0.31 34 QSPI_DIO0 Input/Output SPI interface/GPIO P0.30 35 QSPI_DIO2 Input/Output SPI interface/GPIO P0.28 36 P0.05/AIN3 Input ADC interface/GPIO P0.05 37 P0.04/AIN2 Input ADC interface/GPIO P0.04 38 QSPI_CS Input/Output SPI interface/GPIO P0.26 39 GND — Ground 40 LoRa RF Output RF port (for models without IPEX connector) Radio Specification Characteristic Status MIN TYP MAX UNIT RF Transmission RF Transmission – 14 20 dBm Receiver Sensitivity RSSI -130 – – dBm SNR -15 – – dB Power Consumption TX mode 130 (14dBm) – – mA RX mode 7.2 – – mA Sleep mode 7.2 – – μA
