Hardware Description
3-84 Copyright © 2003-2010 ARM Limited. All rights reserved. ARM DUI 0224I
3.18 Synchronous Serial Port, SSP

The ARM926EJ-S PXP Development Chip contains a PrimeCell SSP controller. Use

the expansion connector J29 to connect to the SSP. The FPGA controls the SSP

peripheral chip select, SSPnCS, as shown in Figure 3-36. The SSP signals are shared

with the RealView Logic Tile and CLCD adaptor board.

Figure 3-36 SSP block diagram

TSMISO
CLCD expansion
LCDDATnCOM
TSnSS
TSnDAV
TSnKPADIRQ
TSSCLK
TSMOSI
TSnPENIRQ
Logic Tile
SSPFSSOUT
SSPTXD
nSSPCTLOE
nSSPOE
SSPCLKOUT
J29, SSP expansion
SSPCLKOUT
SSPFSSOUT
SSPTXD
nSSPCTLOE
nSSPOE
SSPCLKIN
SSPFSSIN
SSPRXD
SSPnCS
SSPRXD
SSPCLKIN
SSPFSSIN
Buffers
ARM926EJ-S Dev. Chip
FPGA
PL022 SSPC PrimeCell
nDRVINEN1
3V3AHB M2