MC9S08AC16_0911 Datasheet, PDF (62/336 Pages) Freescale Semiconductor, Inc – HCS08 Microcontrollers

Chapter 4 Memory
Table 4-13. FCMD Register Field Descriptions
Field
7:0
FCMD[7:0]
FLASH Command Bits — See Table 4-14
Description
Table 4-14. FLASH Commands
Command
Blank check
Byte program
Byte program — burst mode
Page erase (512 bytes/page)
Mass erase (all FLASH)
FCMD
0x05
0x20
0x25
0x40
0x41
Equate File Label
mBlank
mByteProg
mBurstProg
mPageErase
mMassErase
All other command codes are illegal and generate an access error.
It is not necessary to perform a blank check command after a mass erase operation. Only blank check is
required as part of the security unlocking mechanism.
MC9S08AC16 Series Data Sheet, Rev. 8
62
Freescale Semiconductor