mcf51ac256a Freescale Semiconductor, Inc, mcf51ac256a Datasheet - Page 73

• Manufacturer Part Number: mcf51ac256a
• Description: Mcf51ac Flexis
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
Clock Register
Written
Check
Bit Polling for
Command Buffer Empty
Check
Sequential
Programming
Decision
Bit Polling for
Command Completion
Check
Command
Buffer Empty Check
Access Error and
Protection Violation
Check
MCF51AC256 ColdFire Integrated Microcontroller Reference Manual, Rev. 5
Figure 4-12. Example Burst Program Command Flow
Read: FCDIV register
2.
3.
1.
yes
FDIVLD
Write: FCMD register
Burst Program Command 0x25
Write: FSTAT register
Clear FCBEF 0x80
Write: Flash Array Address
and Program Data
START
Set?
Read: FSTAT register
Read: FSTAT register
Read: FSTAT register
FACCERR/FPVIOL
Address?
yes
yes
FCBEF
FCBEF
no
yes
no
FCCF
Next
Set?
Set?
Set?
EXIT
Write: FCDIV register
Set?
no
no
yes
no
yes
no
Write: FSTAT register
Clear FACCERR/FPVIOL 0x30
Note: FCDIV needs to
be set after each reset
Memory
4-29