User Manual

Red

pine Signals, Inc. Proprietary and confidential Page 29

RS9110

802.11bgn

WLAN

Module

Data Sheet

Version

1.48

7.2.1: 8

02.1x Supplicant

• W

PA/WPA2-Personal mode functionality

• WPA/WPA2-EAP exchanges for entreprise mode

• Key negotiation and management – WEP, TKIP, and CCMP

• Pre-authentication and PMKSA caching for roaming

7.2.2: Configuration Utility

• It is a user-mode application to manage the wireless network connection

• SSID selection

• Channel and rate selection

• Key management

• Configuration of 802.11 parameters

7.2.3: WLAN Driver

• Consumes < 5 MIPS from host processor

• Initialization module

• Baseband and RF programming

• Firmware downloading

• TCP/IP Network Interface Layer

• Transmission of TCP/IP packets

• Indicating received TCP/IP packets

• 802.11 Station Management Module

• Interaction with HAL layer – SDIO and SPI

• Power-save modes

o Sleep

o Standby

7.2.4: HAL- Hardware Abstraction Layer

• HAL layer changes depending on the host interface used

• SPI Interface – SPI host controller driver

• SDIO Interface – SDIO host controller and bus drivers

7.2.5: Upper MAC

• Non-time critical 802.11 MAC functions

• Classification of the packets

• Block-Acknowledgement negotiation

• Power save features

• Transfer of packets from host to LMAC and vice versa