Hardware Overview

Board Layout

Block Diagram

LTE Modems Tested

The iChidori-Crest has been tested with the following LTE modems:

LTE Modem	Category	Interface
Quectel EC21-J	LTE Cat 1	USB + UART
Quectel BG96	LTE Cat M1 / NB-IoT	USB + UART

Other LTE modem should be work, provided they use a compatible mPCIe form factor and interface configuration.

Note

The mPCIe LTE I²C interface is not connected in the current board revision. Use USB or UART for LTE communication.

Next: Interfaces →

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