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Designing SOCs with Configured Cores by Steve Leibson

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11.4. The Diamond 330HiFi audio DSP Core’s Memory Map

The Diamond 330HiFi audio DSP core’s address space is mapped to the local memories and the PIF bus as shown in Table 11.2. Note that the Diamond 330HiFi’s instruction RAM and data RAM memory spaces are adjacent so they form one contiguous 384-Kbyte memory block from 0x3FFC0000 to 0x4001FFFF.

Table 11.2. Diamond 330HiFi audio DSP core memory-space assignments
Local memoryStart addressEnd address
Local instruction RAM0x400000000x4001FFFF
Local data RAM #10x3FFE00000x3FFFFFFF
Local data RAM #20x3FFC00000x3FFDFFFF

The Diamond 330HiFi audio DSP core has a 32-bit, 4-Gbyte address space, so additional memory can be attached to its PIF bus if needed. However, the address spaces dedicated to local memory ...

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