M16C User Manual.pdf

Controlling Power ApplicationsMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERMainInitial conditionb7b00 0 1 System clock control register 0 [Address 000616]CM0WAIT state internal clock stop bitb71 10 0b0XCIN-XCOUT drive capacity select bitPort Xc select bit1 : Functions as XCIN-XCOUT oscillatorMain clock (XIN-XOUT) stop bit0 : OscillatingMain clock divide ratio select bit 0System clock select bit0 : XIN-XOUTTimer B2 mode register [Address 039D16]TB2MROperation mode select bitb1 b00 0 : Timer modeCount source select bitb7 b61 1 : fC32 (f(XCIN) divided by 32)b15 b8 b7 b00316 FF16Timer B2 register [Address 039516, 039416]TB2b71b0Clock prescaler reset flag [Address 038116]CPSRFRrescaler is resetb71b0Count start flag [Address 038016]TABSRTB2 start countingb700b01Timer B2 interrupt control register [Address 005C16]TB2ICTB2 interrupt priority levelb7000b01INT0 interrupt control register [Address 005D16]INT0ICINT0 interrupt priority levelInterrupt priority level (IPL) = 0Interrupt enable flag (I) = 0Setting interrupt except clearing wait modeb700b00Interrupt control register TBiIC(i=3 to 5) [Address 004516 to 004716]BCNIC [Address 004A16]DMiIC (i = 0, 1) [Address 004B16, 004C16]KUPIC [Address 004D16]ADIC [Address 004E16]SiTIC (i = 0 to 2) [Address 005116, 005316, 004F16]SiRIC (i = 0 to 2) [Address 005216, 005416, 005016]TAiIC (i = 0 to 4) [Address 005516 to 005916]Interrupt priority level select bitb2 b1 b00 0 0 : Interrupt disabledTBiIC (i = 0, 1) [Address 005A16, 005B16]INTiIC (i =3) [Address 004416]SiIC/INTjIC (i =4 to 3) [Address 004816 to 004916](j=3, 4) [Address 004816 to 004916]INTiIC (i =1 to 2) [Address 005E16 to 005F16]Continued to the next pageFigure 3.8.2. Set-up procedure of controlling power using wait mode (1)481