Datasheet

Chapter 28 768 KByte Flash Module (S12XFTM768K4V2)

MC9S12XE-Family Reference Manual Rev. 1.25

1130 Freescale Semiconductor

28.4.2.18 Erase D-Flash Sector Command

The Erase D-Flash Sector operation will erase all addresses in a sector of the D-Flash user partition.

Upon clearing CCIF to launch the Erase D-Flash Sector command, the Memory Controller will erase the

selected Flash sector and verify that it is erased. The CCIF ﬂag will set after the Erase D-Flash Sector

operation has completed.

Table 28-68. Program D-Flash Command Error Handling

FSTAT

ACCERR

Set if CCOBIX[2:0] < 010 at command launch

Set if CCOBIX[2:0] > 101 at command launch

Set if a Load Data Field command sequence is currently active

Set if command not available in current mode (see Table 28-30)

Set if an invalid global address [22:0] is supplied

Set if a misaligned word address is supplied (global address [0] != 0)

Set if the global address [22:0] points to an area in the D-Flash EEE partition

Set if the requested group of words breaches the end of the D-Flash block or goes

into the D-Flash EEE partition

FPVIOL None

MGSTAT1 Set if any errors have been encountered during the verify operation

MGSTAT0

Set if any non-correctable errors have been encountered during the verify

operation

FERSTAT EPVIOLIF None

Table 28-69. Erase D-Flash Sector Command FCCOB Requirements

CCOBIX[2:0] FCCOB Parameters

000 0x12

Global address [22:16] to identify

D-Flash block

001

Global address [15:0] anywhere within the sector to be erased.

See Section 28.1.2.2 for D-Flash sector size.