| 17 | || GW740x || J14.1 || DIO0 || GPIO1_9 || GPIO1_IO9 || dio0 || || |
| 18 | || || J14.2 || DIO1 || GPIO1_11 || GPIO1_IO11 || dio1 || || |
| 19 | || || J14.3 || UART1_RX || input || || /dev/ttymxc0 || shared with GPS || |
| 20 | || || J14.4 || UART1_TX || output || || /dev/ttymxc0 || shared with GPS || |
| 21 | || || J14.5 || I2C4_SCL || output || || /dev/i2c-3 || || |
| 22 | || || J14.6 || I2C4_SDA || output || || /dev/i2c-3 || || |
| 23 | || || J14.7 || GSC_ADC1 || input || || || Can measure 0 to 5V || |
| 24 | || || J14.8 || GSC_ADC2 || input || || || Can measure 0 to 5V || |
| 25 | || || J14.9 || VDD_3P3 || || || || || |
| 26 | || || J14.10 || GND || || || || || |