I/O States
BCM43455 Preliminary Data Sheet
Table 23: I/O States (Cont.)
Out-of-Reset;
b
Power-down
Before SW Download
(BT_REG_ON High;
WL_REG_ON High)
(WL_REG_ON High and
BT_REG_ON = 0) and
VDDIOs Are Present
Low Power State/Sleep (BT_REG_ON and
a
Name
I/O Keeper Active Mode
(All Power Present)
WL_REG_ON Held Low)
Power Rail
SDIO_CMD
I/O
N
Input/Output; PU (SDIO Input; PU (SDIO Mode) High-Z, NoPull
Mode)
Input; PU (SDIO Mode)
Input; PU (SDIO Mode)
WL_VDDIO
SDIO_CLK
I
N
Y
Input; NoPull
Input; NoPullc
Input; NoPullc
Input; NoPullc
Input; NoPull c
Input; NoPulld
Input; NoPulld
Input; NoPulld
Input; noPull
Input; NoPullc
Input; NoPullc
Input; NoPullc
Input; NoPullc
Input; NoPulld
Input; NoPulld
Input; NoPulld
High-Z, NoPull
High-Z, NoPull
Input; noPull
Input, PD
Input; noPull
Input, PD
WL_VDDIO
BT_VDDO
BT_PCM_CLK
I/O
BT_PCM_IN
I/O
I/O
Y
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
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input; PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input, PD
Input; PD
BT_VDDO
BT_VDDO
BT_VDDO
BT_VDDO
BT_VDDO
BT_VDDO
BT_VDDO
WL_VDDIO
BT_PCM_OUT
BT_PCM_SYNC I/O
BT_I2S_WS
BT_I2S_CLK
BT_I2S_DI
BT_I2S_DO
GPIO_0
I/O
I/O
I/O
I/O
I/O
Input; NoPulld
Input; NoPulld
Input/Output; PU, PD,
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: PD])
[Default: PD])
GPIO_1
GPIO_2
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_7
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Y
Y
Y
Y
Y
Y
Y
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: NoPull])
Input/Output; PU, PD,
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
High-Z, NoPull
Input; NoPull
Input; NoPull
Input; PD
Input; NoPull
Input; NoPull
Input; PD
WL_VDDIO
WL_VDDIO
WL_VDDIO
WL_VDDIO
WL_VDDIO
WL_VDDIO
WL_VDDIO
[Default: NoPull])
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: NoPull])
Input/Output; PU, PD,
[Default: NoPull])
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: PD])
Input/Output; PU, PD,
[Default: PD])
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: NoPull])
Input/Output; PU, PD,
Input; NoPull
Input; PD
Input; NoPull
Input; PD
[Default: NoPull])
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: PD])
Input/Output; PU, PD,
[Default: PD])
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: NoPull])
Input/Output; PU, PD,
Input; NoPull
Input; NoPull
Input; NoPull
Input; NoPull
[Default: NoPull])
Input/Output; PU, PD,
Input/Output; PU, PD,
NoPull (programmable NoPull (programmable
[Default: NoPull]) [Default: NoPull])
Broadcom®
November 5, 2015 • 43455-DS109-R
Page 95
BROADCOM CONFIDENTIAL
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