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M16C User Manual.pdf

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External BusesMitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTER5.3.1 Normal ModeIn normal mode, a maximum 1 Mbyte of memory space can be accessed in memory expansion andmicroprocessor modes. Programs and data can be located in any external area.Normal mode (memory area = 1M bytes for PM15 = 0, PM14 = 0)Memory expansion modeMicroprocessor mode00000160040016XXXXX160400016080001628000163000016D000016YYYYY16FFFFF16SFR areaInternal RAM areaInternal area reservedCS3CS2CS1External areaCS0Internal area reservedInternal ROM areaSFR areaInternal RAM areaInternal area reservedCS3CS2CS1External areaCS016K bytes128K bytes32K bytesMemory expansion mode: 640K bytesMicroprocessor mode: 832K bytesType No. Address XXXXX16 Address YYYYY16M30622M4 00FFF16 F800016M30620M8 02BFF16 F000016M30620MC/EC02BFF16E000016M30622M8/E8013FF16F000016M30622MA017FF16E800016M30622MC017FF16E000016M30624MG/FG053FF16C000016Note 1: These memory maps show an instance in which PM13 is set to 0; but in the case of M30624MG/FG, they show aninstance in which PM13 is set to 1.Note 2: The memory maps in single-chip mode are omitted.Figure 5.3.2. Memory Map in Nomal Mode513

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