CC3120 Datasheet, PDF (30/57 Pages) Texas Instruments – SimpleLink Wi-Fi Wireless Network Processor Internet-of-Things Solution for MCU Applications

CC3120
SWAS034 – FEBRUARY 2017
www.ti.com
5 Detailed Description
5.1 Overview
The CC3120R Wi-Fi Internet-on-a-chip contains a dedicated ARM MCU that offloads many of the
networking activities from the host MCU. The device includes an 802.11b/g/n radio, baseband, and MAC
with a powerful crypto engine for a fast, secure WLAN and Internet connections with 256-bit encryption.
The CC3120R device supports station, AP, and Wi-Fi Direct modes. The device also supports WPA2
personal and enterprise security and WPS 2.0. The Wi-Fi network processor includes an embedded IPv6
and IPv4 TCP/IP stack.
5.2 Functional Block Diagram
Figure 5-1 shows the functional block diagram of the CC3120R SimpleLink Wi-Fi solution.
V_CC
32-kHz
XTAL
SPI
FLASH
40-MHz
XTAL
MC_MU_CU
32 kHz
nHIB
HOST_INTR
SPI/UART
CC3120R
Network Processor
Copyright © 2017, Texas Instruments Incorporated
Figure 5-1. Functional Block Diagram
30
Detailed Description
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Copyright © 2017, Texas Instruments Incorporated