BCM43353LIUBGT Datasheet, PDF (10/143 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/Radio with Integrated Bluetooth 4.1 for Automotive and Industrial Applications

BCM43353 Data Sheet
Table of Contents
GPIO Interface............................................................................................................................................. 57
External Coexistence Interface ................................................................................................................. 57
UART Interface............................................................................................................................................ 57
JTAG Interface ............................................................................................................................................ 58
Section 9: WLAN Host Interfaces..................................................................................... 59
SDIO v3.0..................................................................................................................................................... 59
SDIO Pins.............................................................................................................................................. 59
Generic SPI Mode ....................................................................................................................................... 61
SPI Protocol .......................................................................................................................................... 62
Command Structure ....................................................................................................................... 63
Write............................................................................................................................................... 63
Write/Read ..................................................................................................................................... 63
Read............................................................................................................................................... 63
Status ............................................................................................................................................. 64
gSPI Host-Device Handshake............................................................................................................... 66
Boot-Up Sequence ................................................................................................................................ 66
Section 10: Wireless LAN MAC and PHY ........................................................................ 69
IEEE 802.11ac MAC .................................................................................................................................... 69
PSM ............................................................................................................................................... 70
WEP ............................................................................................................................................... 70
TXE ................................................................................................................................................ 71
RXE................................................................................................................................................ 71
IFS.................................................................................................................................................. 71
TSF ................................................................................................................................................ 72
NAV................................................................................................................................................ 72
MAC-PHY Interface........................................................................................................................ 72
IEEE 802.11ac PHY ..................................................................................................................................... 73
Section 11: WLAN Radio Subsystem ............................................................................. 75
Receiver Path.............................................................................................................................................. 75
Transmit Path.............................................................................................................................................. 75
Calibration................................................................................................................................................... 75
Section 12: Pinout and Signal Descriptions ................................................................... 77
Ball Maps..................................................................................................................................................... 77
Signal Descriptions .................................................................................................................................... 78
WLAN GPIO Signals and Strapping Options ........................................................................................... 85
Multiplexed Bluetooth GPIO Signals ..................................................................................................... 86
GPIO/SDIO Alternative Signal Functions ................................................................................................. 88
I/O States ..................................................................................................................................................... 89
Broadcom^®
November 14, 2014 • 43353-DS104-R
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