Pin and Signal Descriptions
Pin Descriptions
1.2.15
Serial Peripheral Interface (SPI) Interface
Note
All of the SPI signals are multiplexed on the MPP pins (see
).
Table 17: Serial Peripheral Interface (SPI) Interface Signal Assignment
Pin Name
I/O
Pin Type
Power Rail
Description
SPI_MOSI
1
SPI_MISO
2
SPI_SCK
SPI_CSn
O
I
O
O
CMOS
CMOS
CMOS
CMOS
VDDO
VDDO
VDDO
VDDO
SPI Data Output
Data is output from the master and input to the slave.
SPI Data Input
Data is input to the master and output from the slave.
SPI Clock
SPI Chip Select
NOTE:
This pin requires an external pull up.
1. MOSI = Master Out Slave In.
2. MISO = Master In Slave Out.
Copyright © 2008 Marvell
December 2, 2008, Preliminary
Document Classification: Proprietary Information
Doc. No. MV-S104988-U0 Rev. E
Page 35
MARVELL [ MARVELL TECHNOLOGY GROUP LTD. ]
