nrf9160

GND_Shield

The following ground pins are dedicated for the embedded microshield: 1, 5–9, 11, 14, 17, 21, 27, 31, 36, 41, 44, 47, 50, 52, 56, 60, 62, 63, 65, 66, 68, 69, 72, 74–82, 85, 90, 94, and 98.

Connect GND_Shield electrically strongly to VSS (pin 103) and on the application board to the same ground planes as VSS.