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| BCM88335L2CUBGT Datasheet, PDF (78/140 Pages) Cypress Semiconductor – Single-Chip 5G Wi-Fi IEEE 802.11ac MAC/Baseband/ Radio with Integrated Bluetooth 4.1 for Automotive Applications | |||
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BCM88335 Data Sheet
WLBGA
Ball#
Bluetooth UART
E6
F6
G6
F7
Bluetooth/FM I2S
J6
K6
K5
H6
Bluetooth GPIO
M6
Miscellaneous
B3
D3
Signal Descriptions
Table 15: WLBGA Signal Descriptions (Cont.)
Signal Name
Description
Type
BT_UART_CTS_N/
BT_UART_CTS
BT_UART_RTS_N/
BT_UART_RTS/BT_LED
BT_UART_RXD/
BT_RFDISABLE2
BT_UART_TXD
UART clear-to-send. Active-low I
clear-to-send signal for the HCI
UART interface.
UART request-to-send. Active- O
low request-to-send signal for
the HCI UART interface. BT
LED control pin.
UART serial input. Serial data I
input for the HCI UART
interface. BT RF disable pin 2.
UART serial output. Serial data O
output for the HCI UART
interface.
BT_I2S_CLK
BT_I2S_DO
BT_I2S_DI
BT_I2S_WS
I2S clock, can be master
I/O
(output) or slave (input).
I2S data output.
I/O
I2S data input.
I/O
I2S WS; can be master (output) I/O
or slave (input).
BT_AGPIO
BT analog GPIO pin.
I/O
WL_REG_ON
BT_REG_ON
Used by PMU to power up or
I
power down the internal
BCM88335 regulators used by
the WLAN section. Also, when
deasserted, this pin holds the
WLAN section in reset. This pin
has an internal 200 k⦠pull-
down resistor that is enabled by
default. It can be disabled
through programming.
Used by PMU to power up or
I
power down the internal
BCM88335 regulators used by
the Bluetooth/FM section. Also,
when deasserted, this pin holds
the Bluetooth/FM section in
reset. This pin has an internal
200 k⦠pull-down resistor that
is enabled by default. It can be
disabled through programming.
Broadcom®
September 23, 2015 ⢠88335-DS100-R
BROADCOM CONFIDENTIAL
Page 77
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