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Device-specific information, Tms320c203 address maps and memory configuration – Texas Instruments TMS320C2XX User Manual

Page 93

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Device-Specific Information

4-31

Memory and I/O Spaces

4.8

Device-Specific Information

For ’C2xx devices other than the ’C209, this section mentions the presence
or absence of the boot loader and HOLD features, shows address maps, and
explains the contents and configuration of the program-memory and data-
memory maps. For details about the memory and I/O spaces of the ’C209, see
Section 11.2 on page 11-5.

4.8.1

TMS320C203 Address Maps and Memory Configuration

The ’C203 has a ’C2xx on-chip boot loader and supports the ’C2xx HOLD
operation. Figure 4–16 shows the ’C203 address map.

The on-chip program and data memory available on the ’C203 consists of:

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DARAM B0 (256 words, for program or data memory)

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DARAM B1 (256 words, for data memory)

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DARAM B2 (32 words, for data memory)