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WICED User Manual
JX3 Pinout and Signal Map
Figure 8
shows the JX3 header pinout and
Table 4: JX3 to Wi-Fi Module Signal Mapping (Including MCU Pin to WICED_GPIO_X Enumeration)
JX3
Pin
Signal Name
JX3-10
I2C1_SCL
JX3-9
I2C1_SDA
JX3-8
–
JX3-7
GND
JX3-6
SPI_SCK
JX3-5
SPI_MISO
JX3-4
SPI_MOSI
JX3-3
SPI_SS
JX3-2
UART6_TX
JX3-1
UART6_RX
Broadcom
®
November 19, 2015 • WICED-UM200-R
Table 4
shows the JX3 signal mapping to the Wi-Fi module.
Figure 8: JX3 Pinout
Arduino R3
UNO Name Pin
Name
D15
28
MICRO_I2C1_SCL
D14
29
MICRO_I2C1_SDA
AREF
–
–
GND
–
–
D13
4
MICRO_SPI2_SCK
D12
6
MICRO_SPI2_MISO
D11
7
MICRO_SPI2_MOSI
D10
5
MICRO_SPI2_SSN
D9
8
USART6_TX_I2S2_MCK
D8
9
USART6_RX_I2S2_CK
Wi-Fi Module
Interfaces
WICED Software Detail
MCU
wiced_gpio_t
Pin
enumeration
B6
WICED_GPIO_11
B7
WICED_GPIO_12
–
–
–
–
B13
WICED_GPIO_23
B14
WICED_GPIO_24
B15
WICED_GPIO_25
B12
WICED_GPIO_22
C6
WICED_GPIO_13
C7
WICED_GPIO_14
Page 18
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