BCM43903KUBGT Datasheet, PDF (53/87 Pages) Cypress Semiconductor – WICED™ IEEE 802.11 b/g/n SoC with an Embedded Applications Processor

BCM43903 Preliminary Data Sheet
Pin Multiplexing
Section 11: Pin Multiplexing
Table 10 shows the pin multiplexing functions.
Pin
GPIO_0
GPIO_1
GPIO_2
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_7
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_12
GPIO_13
GPIO_14
GPIO_15
GPIO_16
RF_SW_
CTRL_5
RF_SW_
CTRL_6
1
GPIO_0
GPIO_1
GPIO_2
GPIO_3
GPIO_4
GPIO_5
GPIO_6
GPIO_7
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_12
GPIO_13
GPIO_14
GPIO_15
GPIO_16
RF_SW_
CTRL_5
RF_SW_
CTRL_6
Table 10: Pin Multiplexing
Function
2
3
4
5
6
7
UART0_RXD
UART0_TXD
–
–
–
–
–
UART0_
RTS_OUT
SPI1_MISO
SPI1_CLK
SPI1_MOSI
SPI1_CS
I2C1_SDATA
I2C1_CLK
PWM0
PWM1
UART0_
CTS_IN
GCI_GPIO_5
I2C1_SDATA
I2C1_CLK
–
–
–
–
–
PWM1
PWM2
PWM3
PWM4
PWM5
UART0_RXD
UART0_TXD
UART0_
CTS_IN
UART0_
RTS_OUT
PWM0
–
PWM0
PWM1
GCI_GPIO_0
GCI_GPIO_1
GCI_GPIO_2
GCI_GPIO_3
GCI_GPIO_4
PWM3
PWM4
PWM5
I2C1_SDATA
I2C1_CLK
SPI1_MISO
SPI1_CLK
SPI1_MOSI
SPI1_CS
PWM2
–
SPI1_MISO
SPI1_CLK
–
–
–
–
–
SPI1_CS
UART0_RXD
UART0_TXD
UART0_
CTS_IN
UART0_
RTS_OUT
PWM2
PWM3
I2C1_SDATA
I2C1_CLK
SPI1_MOSI
–
PWM2
PWM3
–
–
–
–
–
I2C1_CLK
–
–
PWM0
PWM1
PWM4
PWM5
–
–
I2C1_SDATA
–
GPIO_12
GPIO_13
–
–
–
–
–
GPIO_15
GPIO_16
GPIO_0
GPIO_1
GPIO_7
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_14
–
UART_
SECI_IN
–
–
–
–
DBG_RX
8
GPIO_8
GPIO_9
–
–
–
–
–
GPIO_11
GPIO_12
GPIO_13
GPIO_14
GPIO_15
GPIO_16
GPIO_0
–
GPIO_7
GPIO_10
–
–
9
10
11
–
–
TCK
TMS
TDI
TDO
TRST_L
PMU_TEST_
O
TAP_SEL_P
–
PWM2
PWM4
PWM5
–
–
–
–
–
–
I2C1_SDATA
I2C1_CLK
–
–
–
–
–
–
–
–
PWM5
PWM0
PWM1
–
PWM3
–
–
PWM0
–
PWM1
–
PWM4
–
–
–
PWM2
PWM5
–
PWM3
RF_
–
DISABLE_L
–
–
PWM4
–
–
–
–
Broadcom^®
March 12, 2016 • 43903-DS102-R
BROADCOM CONFIDENTIAL
Page 52