M16C User Manual.pdf

Timer A1 countercontent (hex)Timer A0 countercontent (hex)Timer A ApplicationsMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERl = reload register contentFFFF16(1) Timer A0 start count(2) Timer A0 underflowl000016FFFF16nn = reload register content(3) Timer A1 start count(4) Timer A1 stop countTimeTimer A0 countstart flagTimer A1 countstart flagPWM pulse outputfrom TA1OUT pin000116“1”“0”“1”“0”“H”“L”Set to “1” by softwareSet to “1” by software1ms 500µsTimeTimer A0 interruptrequest bitTimer A1 interruptrequest bit“1”“0”“1”“0”Cleared to “0” when interrupt request is accepted, or cleared by softwareCleared to “0” when interrupt request is accepted, or cleared by softwareFigure 3.2.1. Operation timing of variable-period variable-duty PWM outputf1f8f32Used for timer mode (Set to period)Timer A0Timer A0 interrupt request bitfC32Timer A1Timer A1 interrupt request bitUsed for one-shot timer mode (Set to “H” width)Figure 3.2.2. Connection diagram of variable-period variable-duty PWM output461