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FUJITSU MB91460 SERIES FR60 User Manual

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Chapter 53 Fixed Mode-Reset Vector / BOOT-ROM

2.Check for Boot Conditions

the internal bootloader is entered. Otherwise Boot ROM is left and application is also started at default user
program entry address 0x0F:4000.

Flow Chart of checking boot conditions on flash derivates of MB91460 series

*1) Boot Security Vector points to address in Flash-ROM
*2) Magic Number = 0x0A897A?
*3) Start user application at address given by Boot Security Vector 1/2
*4) Start user application at default user program entry address
*5) Timeout about 100 ms