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SMC Networks Sharp ARM720T_LH79520 User Manual

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ARM720T_LH79520 – Sharp LH79520 SoC with ARM720T 32-bit RISC Processor

Speed-critical (or latency-sensitive) parts of an application should also be placed in this memory space.

The following memory sizes are available to choose from:
• 1KB (256 x 32-bit Words)
• 2KB (512 x 32-bit Words)
• 4KB (1K x 32-bit Words)
• 8KB (2K x 32-bit Words)
• 16KB (4K x 32-bit Words)
• 32KB (8K x 32-bit Words)
• 64KB (16K x 32-bit Words)
• 128KB (32K x 32-bit Words)
• 256KB (64K x 32-bit Words)
• 512KB (128K x 32-bit Words)
• 1MB (256K x 32-bit Words)

When the component is placed on a schematic sheet, your configuration choice
will be reflected in the Current Configuration region of the processor’s
schematic symbol (Figure 3).

Note: There are no options to remove MDU or Debug Hardware for the
ARM720T_LH79520. These architectural features are permanently installed in
the actual ARM720T within the physical LH79520 device.

For further information with respect to real-time debugging of the processor, refer
to the

On-Chip Debugging

section of this reference.

Figure 3. Current configuration settings for the
processor.

CR0162 (v2.0) March 10, 2008

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