mc9s08gt32a Freescale Semiconductor, Inc, mc9s08gt32a Datasheet - Page 61

• Manufacturer Part Number: mc9s08gt32a
• Description: Hcs08 Microcontrollers 8-bit Microcontroller Family
• Manufacturer: 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
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
7:0
W
R
FCMD7
Flash Command Register (FCMD)
See
0
0
7
Table 4-14
Blank check
Byte program
Byte program — burst mode
Page erase (512 bytes/page)
Mass erase (all flash)
FCMD6
0
0
for a description of FCMD[7:0].
6
Command
Figure 4-9. Flash Command Register (FCMD)
Table 4-13. FCMD Field Descriptions
FCMD5
MC9S08GB60A Data Sheet, Rev. 1.02
0
0
5
Table 4-14. Flash Commands
Execution”
FCMD4
0
0
4
FCMD
Description
0x05
0x20
0x25
0x40
0x41
for a detailed discussion of flash programming
FCMD3
3
0
0
mBlank
mByteProg
mBurstProg
mPageErase
mMassErase
Equate File Label
FCMD2
0
0
2
Table
4-14. Refer to
FCMD1
0
0
1
Chapter 4 Memory
FCMD0
0
0
0
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