Chapter 2 – Hardware Information21IoT Gateway System AIOT-QA5 TX 6 GPIO6-SPI1-ID37 RX 8 GPIO7-SPI1-ID29 GPIO2-SPI1-CS0-N 10 GPIOSUS-SPI1-ID111 SPI1-SCK 12 GPIOSUS1-SPI1-ID013 SPI1-MOSI 14 GPIOS2-SPI1-RST-N15 SPI1-MISO-R 16 GPIO3-SPI1-CS1-N17 +3.3V 18 +3.3V19 Ground 20 Ground2.4.11 I2C Box Header (CN11)14+3.3VI2C-SCKI2C-SDAGNDPin Signal1 +3.3V2 I2C-SCK3 Ground4 I2C-SDA