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Table 22. I/O States (Cont.)
Keeper
1
Name
I/O
Active Mode
BT_PCM_IN
I/O
Y
Input; NoPull
BT_PCM_OUT
I/O
Y
Input; NoPull
BT_PCM_SYNC
I/O
Y
Input; NoPull
BT_I2S_WS
I/O
Y
PD
BT_I2S_CLK
I/O
Y
PD
BT_I2S_DI
I/O
Y
PD
BT_I2S_DO
I/O
Y
Output
WL GPIO_0
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
PD])
WL GPIO_1
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
WL GPIO_2
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
WL GPIO_3
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
PD])
WL GPIO_4
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
WL GPIO_5
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
PD])
WL GPIO_6
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
WL GPIO_7
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
WL GPIO_8
I/O
Y
Input/Output; PU, PD, NoPull
(programmable [Default:
PD])
RF_SW_CTRL_X O
N
Output, NoPull
Document Number: 002-14949 Rev. *G
Low Power State/Sleep
(All Power Present)
3
Input; NoPull
3
Input; NoPull
3
Input; NoPull
4
4
PD
4
4
PD
4
4
Input; PD
4
4
Output
Input/Output; PU, PD, NoPull
(programmable [Default: PD])
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
Input/Output; PU, PD, NoPull
(programmable [Default: PD])
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
Input/Output; PU, PD, NoPull
(programmable [Default: PD])
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
Input/Output; PU, PD, NoPull
(programmable [Default:
NoPull])
Input/Output; PU, PD, NoPull
(programmable [Default:
5
5
PD])
Output, NoPull
PRELIMINARY
2
Power-down
(BT_REG_ON and
WL_REG_ON Held
Low)
3
High-Z, NoPull
High-Z, NoPull
3
3
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, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
Out-of-Reset;
(WL_REG_ON High
Before SW Download
and BT_REG_ON =
(BT_REG_ON High;
0) and VDDIOs Are
WL_REG_ON High)
Present
Input; NoPull, Hi-Z
Input, PD
Output
Input, PD
Output
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input; PD
Input; PD
Input; NoPull
Input; NoPull
Input; NoPull
Input; NoPull
Input; PD
Input; PD
Input; NoPull
Input; NoPull
Input; PD
Input; PD
Input; NoPull
Input; NoPull
Input; NoPull
Input; NoPull
5
5
Input; PD
Input; PD
Output, NoPull
Output, NoPull
CYW43353
Power Rail
BT_VDDIO
BT_VDDIO
BT_VDDIO
BT_VDDIO
BT_VDDIO
BT_VDDIO
BT_VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO_RF
Page 67 of 113
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