Fujitsu MB90895 Series Hardware Manual page 632

CHAPTER 20 DUAL OPERATION FLASH
I Operation during Write/Erase
• If the interrupt is generated during write/erase to flash memory, the write/erase operation to flash
memory is prohibited in interrupt routine.
If there are two or more write/erase routines, the next write/erase routine should be execution after the
an write/erase routine step-by-step.
• During write/erase operation to flash memory, the state transferring from write/erase mode (main clock
mode, PLL clock mode, sub clock mode) is prohibited.
The state transfers after write/erase operation.
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