M30218 Datasheet, PDF (71/179 Pages) Mitsubishi Electric Semiconductor – M30218 Group

t
Timer
Mitsubishi microcomputers
M30218 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Timer
There are eight 16-bit timers. These timers can be classified by function into timers A (five) and timers B
(three). All these timers function independently. Figures FB-1 show the block diagram of timers.
XIN
f1 f8 f32 fc32
TA0IN/
TA3OUT
TA1IN/
TA4OUT
TA2IN/
TA0OUT
TA3IN/
TA1OUT
TA4IN/
TA2OUT
TB0IN
TB1IN
TB2IN
1/8
1/4
Noise
filter
Noise
filter
Noise
filter
Noise
filter
Noise
filter
Noise
filter
Noise
filter
Noise
filter
Clock prescaler
f1
XCIN
1/32
fC32
f8
Reset
f32
Clock prescaler reset flag
(bit 7 at address 038116) set to “1”
• Timer mode
• One-shot mode
• PWM mode
Timer A0
• Event counter mode
• Timer mode
• One-shot mode
• PWM mode
Timer A1
• Event counter mode
• Timer mode
• One-shot mode
• PWM mode
Timer A2
• Event counter mode
• Timer mode
• One-shot mode
• PWM mode
Timer A3
• Event counter mode
• Timer mode
• One-shot mode
• PWM mode
Timer A4
• Event counter mode
• Timer mode
• Pulse width measuring mode
Timer B0
• Event counter mode
• Timer mode
• Pulse width measuring mode
Timer B1
• Event counter mode
• Timer mode
• Pulse width measuring mode
Timer B2
• Event counter mode
Timer A0 interrupt
Timer A1 interrupt
Timer A2 interrupt
Timer A3 interrupt
Timer A4 interrupt
Timer B0 interrupt
Timer B1 interrupt
Timer B2 interrupt
Figure FB-1. Timer block diagram
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