Flash MemoryMPC5606S Microcontroller Reference Manual, Rev. 7Freescale Semiconductor 621The Multiple Input Signature Register provides a mean to evaluate the Array Integrity.The User Multiple Input Signature Register 2 represents the bits 95-64 of the whole 144 bits word (2Double Words including ECC).The UMISR2 Register is not accessible whenever MCR.DONE or UT0.AID are low: reading returnsindeterminate data while writing has no effect.17.3.6.17 User Multiple Input Signature Register 3 (UMISR3)The Multiple Input Signature Register provides a mean to evaluate the Array Integrity.The User Multiple Input Signature Register 3 represents the bits 127-96 of the whole 144 bits word (2Double Words including ECC).The UMISR3 Register is not accessible whenever MCR.DONE or UT0.AID are low: reading returnsindeterminate data while writing has no effect.Table 17-56. UMISR2 field descriptionsField Description0:31 MS095-064: Multiple input Signature 095-064 (Read/Write)These bits represent the MISR value obtained accumulating the bits 95-64 of all the pages read from theflash memory. The MS can be seeded to any value by writing the UMISR2 register.Address Offset: 0x00054 Reset value: 0x000000000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15MS127MS126MS125MS124MS123MS122MS121MS120MS119MS118MS117MS116MS115MS114MS113MS112rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/016 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31MS111MS110MS109MS108MS107MS106MS105MS104MS103MS102MS101MS100MS099MS098MS097MS096rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0 rw/0Figure 17-40. User Multiple Input Signature Register 3 (UMISR3)Table 17-57. UMISR3 field descriptionsField Description0:31 MS127-096: Multiple input Signature 127-096 (Read/Write)These bits represent the MISR value obtained accumulating the bits 127-96 of all the pages read from theflash memory. The MS can be seeded to any value by writing the UMISR3 register.
