M16C User Manual.pdf

Appendix 3 Setting register for pin function selectedMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERPinnameP 75/TA2IN/ WP in No.25(FP)23 (GP)Function selectionSetting register5,3EFh7,3FDh3,383h2,383h4,398h2,348hRemarksTA2INI Gatefunction level input0 X 0 0 1 0 83TA2INI Countsource input0 X 0 0 X 0 83TA2INI Externaltrigger input0 X 0 0 1 0 83W O W phase output0 0 X X X 1 101P75I Portinput (No pulled high)0 0 X X X 0 167P75I Portinput (Pulled high)0 1 X X X 0 167P75O Portoutput1 X X X X 0 1675,3EFhPortP75 direction register1727,3FDhP74to P77 pull-up control register1743,383hTimerA2 event/trigger select bit of trigger select register872,383hTimerA2 event/trigger select bit of trigger select register874,398hBit4 of timer A2 mode register852,348hThreephase mode select bit101PagePinnameP 74/TA2OUT/ WP in No.26(FP)24 (GP)Function selectionSetting register4,3EFh7,3FDh4,398h2,398h5,384h2,348hRemarksTA2OUTO PulseoutputX X X 1 0 0 1 83TA2OUTI Up/downpolarity select input0 X 1 0 0 0 83TA2OUTI Two-phasepulse signal input0 X 1 0 1 0 83W O W phase outputX X X X X 1 101P74I Portinput (No pulled high)0 0 X 0 0 0 167P74I Portinput (Pulled high)0 1 X 0 0 0 167P74O Portoutput1 X X 0 0 0 167Remark 1: Can not be use when processing two-phase pulse signal.4,3EFhPortP74 direction register1727,3FDhP74to P77 pull-up control register1744,398hBit4 of timer A2 mode register852,398hBit2 of timer A2 mode register855,384hTimerA2 two-phase pulse signal processing select bit of up/down flag862,348hThreephase mode select bit101Page577