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M16C User Manual.pdf

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External BusesMitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERIn case of M30620MAMemory expansion modeMemory expansion modeWhen,PM17 = “0”PM04, PM05 = “00”CS0 = “1”CS3 = “1”CS0W = “0”CS3W = “1”When,PM17 = “1”PM04, PM05 = “00”CS0 = “1”CS3 = “1”CS0W = “0”CS3W = “1”0000016SFR areaBCLK X 20000016SFR areaBCLK X 20040016Internal RAM areaBCLK X 10040016Internal RAM areaBCLK X 202C001602C00160400016CS3 external areaSeparate busBCLK X 10400016CS3 external areaSeparate busBCLK X 208000160800016100001610000163000016CS0 external areaSeparate busBCLK X 23000016CS0 external areaSeparate busBCLK X 2D000016D000016E800016Internal ROM areaBCLK X 1E800016Internal ROM areaBCLK X 2FFFFF16FFFFF16Memory expansion modeMemory expansion modeWhen,PM17 = “0”PM04, PM05 = “10”CS0 = “1”CS2 = “1”CS0W = “0”CS2W = “0”When,PM17 = “1”PM04, PM05 = “10”CS0 = “1”CS2 = “1”CS0W = “0”CS2W = “0”0000016SFR areaBCLK X 20000016SFR areaBCLK X 20040016Internal RAM areaBCLK X 10040016Internal RAM areaBCLK X 202C001602C0016040001604000160800016CS2 external areaMultiplex busBCLK X 30800016CS2 external areaMultiplex busBCLK X 3280001628000163000016CS0 external areaSeparate busBCLK X 23000016CS0 external areaSeparate busBCLK X 2D000016D000016E800016Internal ROM areaBCLK X 1E800016Internal ROM areaBCLK X 2FFFFF16FFFFF16Figure 5.5.4. Relation of processor mode and the wait bit (PM17, CSiW) (2)535

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