1
28
Command
FL (Flash Load)
Function
Writes data and programs into Flash ROM
Option
"0" must be specified for a data/program transfer destination
Format
FL 0
Example: Ready>FL
Write FL command to Flash ROM as follows.
(1) Make Flash ROM image on SDRAM
Make Flash ROM image on SDRAM by copying Flash ROM data to the first 8M-byte area of the SDRAM address
(2) Download S format object file
Transfer MOTOROLA S format object file on PC to SDRAM. MOTOROLA S format object files should be transferred
to the following SDRAM address.
SDRAM address =MOTOROLA S format a (SDRAM top address(H'0c000000))
Upper 4 bits of MOTOROLA S format address are ignored.
(3) Delete FlashROM data
Delete all Flash ROM data after the transfer.
(4) Writing
Write first 8M-byte data of the SDRAM address to Flash ROM.
(5) Changing place between Flash ROM and EPROM
Change the place between EPROM and Flash ROM by DIP switch setting after writing. Programs written to
Flash ROM can be run by changing the place.
Flash ROM
EPROM
SDRAM
H'00000000
H'01000000
H'0c000000
H'00000000
H'00000FFF
Transfer
Copy
Flash ROM
EPROM
SDRAM
MOTOROLA S
format object file
H'0c000000
EPROM
SDRAM
Flash ROM
Write
EPROM
SDRAM
Flash ROM
Changing
the place
(1)
(2)
(3)
(4)
H'0c7FFFFF
H'0dFFFFFF
H'001FFFFF
H'017FFFFF
H'0c000FFF