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MC9S12VR-Family - Data Sheet - Freescale Semiconductor

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Scenario<br />

FLASH START<br />

0x3_8000<br />

0x3_FFFF<br />

Scenario<br />

FLASH START<br />

0x3_8000<br />

0x3_FFFF<br />

FPHDIS = 1<br />

FPLDIS = 1<br />

Figure 17-12. P-Flash Protection Scenarios<br />

FPHDIS = 1<br />

FPLDIS = 0<br />

FPHDIS = 0<br />

FPLDIS = 1<br />

7 6 5 4<br />

3 2 1 0<br />

Unprotected region<br />

<strong>MC9S12VR</strong> <strong>Family</strong> Reference Manual, Rev. 2.8<br />

64 KByte Flash Module (S12FTMRG64K512V1)<br />

FPHDIS = 0<br />

FPLDIS = 0<br />

<strong>Freescale</strong> <strong>Semiconductor</strong> 475<br />

FPHS[1:0] FPLS[1:0]<br />

FPHS[1:0] FPLS[1:0]<br />

Protected region with size<br />

defined by FPLS<br />

Protected region Protected region with size<br />

not defined by FPLS, FPHS<br />

defined by FPHS<br />

FPOPEN = 1<br />

FPOPEN = 0

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