Access engine
Address decoder
ECC
External memory port interface
FIFO
Prefetch and write-
posting engine
GPMC
configuration
Interconnect port interface
Address
NAND access only
Control
Data
Address
Chip-select
configuration
Address
CS selection
Data
GPMC
Figure 7-1. GPMC Block Diagram
7.1.1.3
Unsupported GPMC Features
The following module features are not supported in this device.
Table 7-1. Unsupported GPMC Features
Feature
Reason
Chip Select 7
Not pinned out
32-bit devices
Only 16 data lines pinned out
WAIT[3:2]
Not pinned out. All CS regions must use WAIT0 or WAIT1
253
SPRUH73H – October 2011 – Revised April 2013
Memory Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated