MC9S12XD256CAL Datasheet, PDF (1310/1348 Pages) Freescale Semiconductor, Inc – This specification describes the function of the clocks and reset generator (CRG).

Appendix G Detailed Register Map
2 _{This represents the contents if the Comparator B or D control register is blended into this address}
1312
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor