Cypress CYW43353 - GPIO;SDIO Alternative Signal Functions

Document No. 002-14949 Rev. *E Page 65 of 113
PRELIMINARY
CYW43353
12.4 GPIO/SDIO Alternative Signal Functions
Table 21. CYW43353 GPIO/SDIO Alternative Signal Functions
1 2
1. N/A = Pin not available in this package.
2. JTAG signals (TCK, TDI, TDO, TMS, and TRST_L) are selected when JTAG_SEL pin is high.
Pins WLBGA SDIO
GPIO_0 WL_HOST_WAKE
GPIO_1 WL_DEV_WAKE
GPIO_2 TCK, GCI_GPIO_1, or UART RX
GPIO_3 TMS or GCI_GPIO_0
GPIO_4 TDI or SECI_IN
GPIO_5 TDO or SECI_OUT
GPIO_6 TRST_L or UART TX
GPIO_7 [Strap, tied High]
GPIO_8 [Strap, tied High or Low]
GPIO_9 N/A
GPIO_10 N/A
GPIO_11 N/A
GPIO_12 N/A
GPIO_13 N/A
GPIO_14 N/A
GPIO_15 N/A
SDIO_CLK SDIO_CLK
SDIO_CMD SDIO_CMD
SDIO_DATA_0 SDIO_DATA_0
SDIO_DATA_1 SDIO_DATA_1
SDIO_DATA_2 SDIO_DATA_2
SDIO_DATA_3 SDIO_DATA_3