CYW4343X
Table 26. I/O Statesa (Cont.)
Out-of-Reset;
Out-of-Reset;
(WL_REG_ON = 1 (WL_REG_ON = 0
BT_REG_ON = 0) BT_REG_ON = 1)
Power-Downc
Low Power State/Sleep WL_REG_ON = 0
(WL_REG_ON = 1;
BT_REG_ON =
Do Not Care)
Name
I/O Keeperb Active Mode
(All Power Present)
BT_REG_ON = 0
VDDIOs Present
VDDIOs Present
Power Rail
SDIO_DATA_2 I/O
N
N
N
N
SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> PU
SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> PU
SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> PU
SDIO MODE ->
NoPull
Input; PU
WCC_VDDIO
SDIO_DATA_3 I/O
SDIO MODE ->
NoPull
Input; PU
Input; PU
Input
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
SDIO_CMD
SDIO_CLK
I/O
I
SDIO MODE ->
NoPull
SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE -> NoPull SDIO MODE ->
NoPull
Input; NoPulld
Input; NoPulld
Input; NoPulld
Input; NoPulld
Input; NoPulle
Input; NoPulle
Input; NoPulld
Input; NoPulld
Input; NoPulld
Input; NoPulld
Input; NoPulle
Input; NoPulle
BT_PCM_CLK
BT_PCM_IN
I/O
I/O
Y
Y
Y
Y
Y
Y
Y
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPullf
–
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
PD
Input, PD
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
–
Input, PD
BT_PCM_OUT I/O
BT_PCM_SYNC I/O
–
Input, PD
–
Input, PD
BT_I2S_WS
BT_I2S_CLK ]
BT_I2S_DO [
I/O
I/O
I/O
–
Input, PD
–
Output, Drive low
Input, PD
Input; NoPulle
Input; NoPulle
PD
–
JTAG_SEL
GPIO_0
I
Y
Y
PD
Input, PD
Input, PD
WCC_VDDIO
WCC_VDDIO
I/O
TBD
Active mode
Input, SDIO OOB Int, Active mode
NoPull
Input, NoPull
High-Z, NoPullf
High-Z, NoPullf
GPIO_1
GPIO_2
I/O
I/O
Y
Y
TBD
TBD
Active mode
Active mode
Input, PD
Active mode
Active mode
Input, Strap, PD
WCC_VDDIO
Input, GCI GPIO[7],
NoPull
Input, Strap, NoPull WCC_VDDIO
High-Z, NoPullf
High-Z, NoPullf
High-Z, NoPullf
High-Z, NoPullf
High-Z, NoPullf
High-Z, NoPullf
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_7
GPIO_8
I/O
I/O
I/O
I/O
I/O
I/O
Y
Y
N
Y
Y
Y
TBD
TBD
TBD
TBD
TBD
TBD
Active mode
Active mode
Active mode
Active mode
Active mode
Active mode
Input, GCI GPIO[0],
PU
Active mode
Active mode
Active mode
Active mode
Input, PU
Input, PU
Input, PU
Input, NoPull
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
WCC_VDDIO
Input, GCI GPIO[1],
PU
Input, GCI GPIO[2],
PU
Input, GCI GPIO[3],
NoPull
Output, WLAN UART Active mode
RTS#, NoPull
Output, NoPull, Low WCC_VDDIO
Input, WLAN UART
CTS#, NoPull
Active mode
Input, NoPull
WCC_VDDIO
Document No. 002-14797 Rev. *H
Page 88 of 128
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