Table of Contents
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Section 1 Overview
Item
Audio codec
interface (HAC)
Serial sound
interface (SSI)
NAND flash
memory
controller (FLCTL)
General purpose
I/O (GPIO)
Debug interface
Rev.1.00 Dec. 13, 2005 Page 8 of 1286
REJ09B0158-0100
Features
•
Digital interface for audio codec
•
Supports transfer for slot 1 to slot 4
•
Choice of 16- or 20-bit DMA transfer
•
Supports various sampling rates by adjusting slot data
•
Generates interrupt: data ready, data request, overflow, and underrun
•
1-channel bi-directional transfer
•
Support compressed-data and non-compressed-data transfer
The compressed mode is used for continuous bit stream transfer
The non-compressed mode supports all serial audio streams divided
into channels.
•
The SSI module is configured as any of a transmitter or receiver. The
serial bus format can be used in the compressed and non-compressed
mode.
•
Interface connectable to a NAND-type flash memory
•
Read or write in sector units (512 + 16 bytes)
•
Read or write in byte units
•
Supports up to 512-Mbit of flash memory
•
83 general purpose I/O ports (75 for I/Os and 8 for outputs)
•
GPIO interrupts are supported
•
H-UDI (User Debugging Interface)
•
AUD (Advanced User Debugger)
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