External GNSS / MAG
If you’re using external GNSS / Magnetometer module board then the connection should be as following:
SmartAP PRO 0.2 and later
GNSS / Magnetometer cable goes to dedicated GNSS / MAG port having 6 wires ( GND , SDA , SCL , RX , TX , 5V ).
SmartAP PRO 0.1 and earlier
GPS Cable (4 wires: GND , 5V , RX , TX ) goes to GPS port and magnetometer cable (I2C: SCL , SDA ) goes to Magnetometer port as
shown on the picture above.
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