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Assemble the AT&T IoT Kit Hardware
The hardware is delivered as two separate boards. Use the following instructions to connect the boards.
63. Plug the Avnet WNC M14A2A Cellular shield into the Arduino headers on the STM32L4 Discovery
Kit IoT Node board, making sure the Arduino pins and headers are correctly aligned
64. Plug the supplied AT&T Starter SIM card into the SIM socket on the shield
65. Attach the antenna to the Avnet M14A2A Cellular Shield SMA connector that is labelled
Primary
66. The cellular shield requires 5V power from the provided USB power adapter. Plug a microUSB
cable into the 5V USB shield power on the Cellular shield and connect the other end of the cable
to the provided USB Power adapter. LED1 illuminates light green.
67. Plug a microUSB cable into the STLink USB port on the STM32L4 Discovery Kit IoT Node board.
Connect the other end of the cable to a USB port on your laptop.
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