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MB90480 Datasheet(PDF) 77 Page - Fujitsu Component Limited. |
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MB90480 Datasheet(HTML) 77 Page - Fujitsu Component Limited. |
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77 / 120 page 
MB90480/485 Series 77 20. ROM Mirror Function Select Module The ROM mirror function selection module sets the data in ROM assigned to FF bank so that the data is read by access to 00 bank. (1) Register List (2) Block Diagram Note : Do not access ROM mirror function selection register (ROMM) on using the area of address 004000H to 00FFFFH (008000H to 00FFFFH) . • ROM mirror function select register (ROMM) - : Not used Initial value Address : 00006FH ------+1B ( + ) : MB90F489B : Read only, fixed at “1” Other : Selectable, Initial value 0 R/W R/W 15 14 13 12 11 10 9 8 ⎯ ⎯⎯ ⎯ ⎯ ⎯ MS MI ( +) ROM Address area FF bank 00 bank ROM mirror function select F2MC-16LX bus |
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