BCM43903KUBGT Datasheet, PDF (52/87 Pages) Cypress Semiconductor – WICED™ IEEE 802.11 b/g/n SoC with an Embedded Applications Processor

BCM43903 Preliminary Data Sheet
Alternate GPIO Signal Functions
Alternate GPIO Signal Functions
Table 9 provides the alternate signal functions of the GPIO signals.
Table 9: Alternate GPIO Signal Functions
GPIO
GPIO_0
GPIO_1
GPIO_2
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_7
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_12
GPIO_13
GPIO_14
GPIO_15
GPIO_16
Default
–
–
GCI_GPIO(0)
GCI_GPIO(1)
GCI_GPIO(2)
GCI_GPIO(3)
GCI_GPIO(4)
–
GPIO_8
GPIO_9
GPIO_10
–
GPIO_12
–
GPIO_14
–
–
JTAG_SEL
–
–
JTAG_TCK
JTAG_TMS
JTAG_TDI
JTAG_TDO
JTAG_TRST
–
–
–
–
–
–
–
–
–
–
Default Pull
No pull
Down
No pull
No pull
No pull
No pull
No pull
Down
No pull
Down
No pull
Down
No pull
Down
No pull
Down
No pull
HOLD/PDLOW/PDHIGH
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
HOLD
Strap
–
GSPI_MODE
–
–
–
–
–
WCPU_BOOT_MODE
–
–
ACPU_BOOT_MODE
–
SDIO_MODE
–
VTRIM_EN
–
Comments
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
8 mA
Broadcom^®
March 12, 2016 • 43903-DS102-R
BROADCOM CONFIDENTIAL
Page 51