S912XHZ512F1VAG Datasheet, PDF (160/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256

Chapter 3 512 Kbyte Flash Module (S12XFTX512K4V3)
10. If Flash block 5 is selected for compression, DATA equal to the contents of the MISR for Flash
block 5 is compressed into the MISR for Flash block 0.
11. If Flash block 6 is selected for compression, DATA equal to the contents of the MISR for Flash
block 6 is compressed into the MISR for Flash block 0.
12. If Flash block 7 is selected for compression, DATA equal to the contents of the MISR for Flash
block 7 is compressed into the MISR for Flash block 0.
13. The contents of the MISR for Flash block 0 are written to the FDATA registers.
MC9S12XHZ512 Data Sheet, Rev. 1.06
160
Freescale Semiconductor