mcf51ac256a Freescale Semiconductor, Inc, mcf51ac256a Datasheet - Page 71

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

Freescale Semiconductor
Clock Register
Written
Check
Bit Polling for
Command Completion
Check
Access Error and
Protection Violation
Check
Command
Buffer Empty Check
MCF51AC256 ColdFire Integrated Microcontroller Reference Manual, Rev. 5
Read: FCDIV register
2.
3.
1.
Figure 4-11. Example Program Command Flow
yes
FDIVLD
Write: FCMD register
Program Command 0x20
Write: FSTAT register
Clear FCBEF 0x80
START
Write: Flash Array Address
and Program Data
Set?
Read: FSTAT register
Read: FSTAT register
FACCERR/FPVIOL
yes
FCBEF
yes
no
FCCF
EXIT
Write: FCDIV register
Set?
Set?
Set?
no
no
yes
no
Write: FSTAT register
Clear FACCERR/FPVIOL 0x30
Note: FCDIV needs to
be set after each reset
Memory
4-27