参数资料
型号: MB90M407PF
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP100
封装: 14 X 20 MM, 3.35 MM HEIGHT, 0.65 MM PITCH, PLASTIC, QFP-100
文件页数: 43/68页
文件大小: 1486K
代理商: MB90M407PF
MB90M405 Series
48
DS07-13718-3E
15. ROM Mirror Function Selection Module
The ROM Mirror Function Selection Module allows the ROM data of bank FF to be viewed from bank 00, by
setting the ROM mirror function selection module register. Using the ROM mirror function makes it possible to
access the corresponding area (“FF4000H” to “FFFFFFH”) from the I/O and RAM areas, without crossing banks.
Block Diagram of ROM Mirror Function Selection Module
ROM
Inter
nal
data
b
u
s
ROM mirror function selection register (ROM)
Address
Data
FF bank
00 bank
Address space
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