Alternate Gpio Signal Functions - Infineon Cypress WICED CYW43903 Manual

10.4 Alternate GPIO Signal Functions

Table 10 provides the alternate signal functions of the GPIO signals.
Table 10. Alternate GPIO Signal Functions
GPIO Default
GPIO_0 –
GPIO_1 –
GPIO_2 GCI_GPIO(0)
GPIO_3 GCI_GPIO(1)
GPIO_4 GCI_GPIO(2)
GPIO_5 GCI_GPIO(3)
GPIO_6 GCI_GPIO(4)
GPIO_7 –
GPIO_8 GPIO_8
GPIO_9 GPIO_9
GPIO_10 GPIO_10
GPIO_11 –
GPIO_12 GPIO_12
GPIO_13 –
GPIO_14 GPIO_14
GPIO_15 –
GPIO_16 –
Document Number: 002-14826 Rev. *G
PRELIMINARY
JTAG_SEL Default Pull
– No pull
– Down
JTAG_TCK No pull
JTAG_TMS No pull
JTAG_TDI No pull
JTAG_TDO No pull
JTAG_TRST No pull
– Down
– No pull
– Down
– No pull
– Down
– No pull
– Down
– No pull
– Down
– No pull
HOLD/PDLOW/
PDHIGH
HOLD –
HOLD GSPI_MODE
HOLD –
HOLD –
HOLD –
HOLD –
HOLD –
HOLD WCPU_BOOT_MODE
HOLD –
HOLD
HOLD –
HOLD ACPU_BOOT_MODE
HOLD –
HOLD SDIO_MODE
HOLD –
HOLD VTRIM_EN
HOLD –
CYW43903
Strap 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
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