adsst-sharc-mel-100 Analog Devices, Inc., adsst-sharc-mel-100 Datasheet - Page 8

• Manufacturer Part Number: adsst-sharc-mel-100
• Description: Sharc Mel-100 Audio Processor
• Manufacturer: Analog Devices, Inc.

ADSST-SHARC-Mel-100
wraparound, reduce overhead, increase performance, and
simplify implementation. Circular buffers can start and end at
any memory location.
Flexible Instruction Set
The 48-bit instruction word accommodates a variety of parallel
operations for concise programming. For example, the SHARC
Mel-100 can conditionally execute a multiply, an add, and a
INTERNAL
MEMORY
SPACE
MULTIPROCESSOR
MEMORY
SPACE
NORMAL WORD ADDRESSING
SHORT WORD ADDRESSING
LONG WORD ADDRESSING
ADSST-SHARC-MEL-100
ADSST-SHARC-MEL-100
ADSST-SHARC-MEL-100
ADSST-SHARC-MEL-100
ADSST-SHARC-MEL-100
ADSST-SHARC-MEL-100
IOP REGISTERS OF
IOP REGISTERS OF
IOP REGISTERS OF
IOP REGISTERS OF
IOP REGISTERS OF
IOP REGISTERS OF
IOP REGISTERS
WITH ID = 001
WITH ID = 010
WITH ID = 011
WITH ID = 100
WITH ID = 101
WITH ID = 110
RESERVED
Figure 5. Memory Map Block Diagram
ADDRESS
0x0000 0000 – 0x0001 FFFF
0x0002 0000 – 0x0002 1FFF (BLK 0)
0x0002 8000 – 0x0002 9FFF (BLK 1)
0x0004 0000 – 0x0004 3FFF (BLK 0)
0x0005 0000 – 0x0005 3FFF (BLK 1)
0x0008 0000 – 0x0008 7FFF (BLK 0)
0x000A 0000 – 0x000A 7FFF (BLK 1)
0x0010 0000 – 0x0011 FFFF
0x0012 0000 – 0x0013 FFFF
0x0014 0000 – 0x0015 FFFF
0x0016 0000 – 0x0017 FFFF
0x0018 0000 – 0x0019 FFFF
0x001A 0000 – 0x001B FFFF
0x001C FFFF
0x001F FFFF
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EXTERNAL MEMORY SPACE
subtract in both processing elements, while branching, all
within a single instruction.
NOTE: BANK SIZES ARE FIXED
BANK 0
BANK 1
BANK 2
BANK 3
ADDRESS
0x00FF FFFF (NON-SDRAM)
0x04FF FFFF (NON-SDRAM)
0x07FF FFFF (SDRAM)
0x0800 0000
0x08FF FFFF (NON-SDRAM)
0x0BFF FFFF (SDRAM)
0x0CFF FFFF (NON-SDRAM)
0x0FFF FFFF (SDRAM)
0x0020 0000
0x03FF FFFF (SDRAM)
0x0400 0000
0x0C00 0000
MS0
MS1
MS2
MS3