BCM4339XKWBGT Datasheet, PDF (116/183 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/Radio with Integrated Bluetooth 4.1 and FM Receiver

BCM4339 Preliminary Data Sheet
WLAN GPIO Signals and Strapping Options
Table 23: Host Interface Selection (FCBGA Package only)
SDIO_SEL SPI_SEL
SPROM_DISABL
PCIE_DISABLE E^a
Mode
1
X
0
X
1
X
1
X
0
1
0
X
0
1
1
X
0
0
0
0
0
0
0
1
SDIO and PCIe mode
SDIO mode
gSPI and PCIe mode
gSPI mode
PCIe mode with SPROM on the SDIO pins^b
PCIe mode (no SPROM)
a. SPROM_DISABLE strapping is valid only in the FCBGA package and only used if SDIO/gSPI is disabled.
b. SPROM is only available for PCIe mode.
Table 24: Host Interface Selection (WLBGA and WLCSP Packages^a)
SDIO_SEL
SPI_SEL
CPULESS
Mode
1
X
X
SDIO Mode (3.3V or 1.8V I/O)
0
1
X
gSPI Mode (3.3V or 1.8V I/O)
0
0
0
Unsupported
0
0
1
Unsupported
a. PCIe and SPROM modes are not available in the WLBGA and WLCSP packages.
Mode
PCIe Disabled
PCIe Enabled
Table 25: OTP/SPROM Select
SDIO CIS
From OTP if OTP is programmed;
ELSE default CIS.
Default CIS
PCIE Configuration
–
From SPROM if SPROM is present;
ELSE from OTP (if programmed);
ELSE default configuration.
Broadcom^®
November 17, 2014 • 4339-DS106-R
Page 115