Fujitsu MB90335 Series Hardware Manual page 509

CHAPTER 22 DUAL OPERATION FLASH MEMORY
22.3 Registers of Flash Memory
■ Setting of FMCS:WE
When writing the flash memory, after setting the FMCS:WE bit to "1" in order to be write-enabled, then set
the flash memory write control register (FWR0/FWR1). In case of FMCS:WE is "0", writing is disabled
even if the flash memory write control register (FWR0/FWR1) is write-enabled.
488 FUJITSU MICROELECTRONICS LIMITED
MB90335 Series
CM44-10137-6E