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The Flash Subsystem (FSS) provides access to external Flash devices via Octal Serial Peripheral Interface (OSPI) .
The FSS includes one OSPI. For more information, see Octal Serial Peripheral Interface (OSPI).
Table 12-223 shows FSS allocation across device domains.
| Instance | Domain | |
| MCU | MAIN | |
| FSS0 | - | ✓ |
Figure 12-151 shows the FSS overview.
Figure 12-151 FSS
Overview