Integration Manual

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4.2 Pin Description:
No. Terminal Name Type System
Connection to
IC Terminal
Description
1 GND G - VSS Ground
2 NC - -
3 UART_SIN I/O -
UART SIN input
When not used, this pin should be left
floating.
4 UART_SOUT I/O -
UART SOUT outpup
When not used, this pin should be left
floating.
5 NC - -
6 GND G - VSS Ground
7 VDD33 VDD33 - VDD33 3.3V Power Supply
8 GND G - VSS Ground
9
SPI_CLK_REQ/
SD_DAT[3]
I/O WLAN
SPI_CLK_REQ/
SD_DAT[3]
G-SPI Mode: SPI_CLK_REQ
G-SPI Clock Request
SDIO 4-bit Mode: SD_DAT[3]
Data Line Bit[3]
SDIO 1-bit Mode: SD_DAT[3]
Reserved
SDIO SPI Mode: SD_DAT[3]
Card Select (active low)
10
SPI_SINTn/
SD_DAT[2]
I/O WLAN
SPI_SINTn/
SD_DAT[2]
G-SPI Mode: SPI_SINTn
G-SPI Interrupt Output (active low)
SDIO 4-bit Mode: SD_DAT[2]
Data Line Bit[2] or Read Wait (optional)
SDIO 1-bit Mode: SD_DAT[2]
Read Wait (optional)
SDIO SPI Mode: SD_DAT[2]
Reserved