Pin and Signal Descriptions
Pin Descriptions
Copyright © 2008 Marvell Doc. No. MV-S104859-U0 Rev. E
December 2, 2008, Preliminary Document Classification: Proprietary Information Page 41
1.2.16 Serial Peripheral Interface (SPI) Interface
Note
All of the SPI signals are multiplexed on the MPP pins (see Section4, Pin Multiplexing,
onpage 51).

Table 18: Serial Peripheral Interface (SPI) Interface Signal Assignment

Pin Name I/O Pin Type Power Rail Description
SPI_MOSI1O CMOS VDDO SPI Data Output
Data is output from the master and input to the slave.
SPI_MISO2I CMOS VDDO SPI Data Input
Data is input to the master and output from the slave.
SPI_SCK O CMOS VDDO SPI Clock
SPI_CSn O CMOS VDDO SPI Chip Select
NOTE:This pin requires an external pull up.
1. MOSI = Master Out Slave In.
2. MISO = Master In Slave Out.