SDIO interface
GPIO signals
Serial interface
Secondary Expansion Card Slot
The secondary expansion card slot is located at the back side of the CloudGate.
It has the following interfaces:
Power supply: V_PWR, 3V4, 3V3
24 Mhz clock signal
Master reset signal
High speed USB interface
SDIO interface
GPIO signals
WWAN module
The WWAN module in the CloudGate 3G Americas Rev 3 is the PXS8 module.
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