Fujitsu MB90335 Series Hardware Manual page 532

MB90335 Series
■ 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,) is prohibited.
The state transfers after write/erase operation.
CM44-10137-6E FUJITSU MICROELECTRONICS LIMITED
CHAPTER 22 DUAL OPERATION FLASH MEMORY
22.8 Operation of Dual Operation Flash Memory
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