WiFi Dongle Overview
The Dongle Host Driver (DHD) is the executable module that provides encapsulated communication between the host device and the Ampak module over the SDIO bus. The dongle software architecture is based on DHD, which is a host-based driver used to provide a communication channel with the dongle device firmware.
The following is the digram of the Broadcom SDIO WLAN Dongle concept.
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