MC9S08AW60 FREESCALE [Freescale Semiconductor, Inc], MC9S08AW60 Datasheet - Page 63

• Manufacturer Part Number: MC9S08AW60
• Description: Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

4.6.6
Only five command codes are recognized in normal user modes as shown in
Section 4.4.3, “Program and Erase Command
programming and erase operations.
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.
Freescale Semiconductor
FCMD[7:0]
Reset
Field
W
R
FCMD7
FLASH Command Register (FCMD)
FLASH Command Bits — See
0
7
0
Page erase (512 bytes/page)
Byte program — burst mode
Mass erase (all FLASH)
FCMD6
Byte program
Blank check
0
0
6
Command
Figure 4-11. FLASH Command Register (FCMD)
Table 4-13. FCMD Register Field Descriptions
FCMD5
Table 4-14. FLASH Commands
0
0
5
MC9S08AW60 Data Sheet, Rev 2
Table 4-14
Execution” for a detailed discussion of FLASH
FCMD4
0
0
4
Description
FCMD
$05
$20
$25
$40
$41
FCMD3
3
0
0
Equate File Label
FCMD2
mMassErase
mPageErase
mBurstProg
mByteProg
0
2
0
mBlank
Table
4-14. Refer to
FCMD1
0
1
0
Chapter 4 Memory
FCMD0
0
0
0
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