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Chapter 37 Output Compare
5.Operation
5. Operation
5.1 Output Compare Output (Independent Reversal) CMODE=“0”
(1) Free-run timer clear/reset
(2) Compare value setting
(3) Enable compare operation (CST=“1”)
(4) Free-run timer count up (example of 1 clock in 4)
(5) Compare free-run timer value and compare value and match (compare match).
(6) Free-run timer clear from compare match (free run timer 2)
(7) OCU output level reversal
(8) Compare match interrupt request generation
(5)
(6)
Peripheral
clock (CLK)
BFFEh
BFFFhFree-run timer 2
Interrupt
request
BFFFh
Compare register value
0001
Compare-match signal
OCU pin output
0000
(7)
(8)
Free-run timer 2 clear
Interrupt request
OCU Output
(3)
(2)
Free-run
timer 0
count
Time
BFFFh
0000 h
BFFFhCompare register value
(4)
(1)
CST
(7)
(8)
(6)
Clear in
software
Compare-match clear
Compare-match clear
0000
BFFFh
(4)
(1)
(7)
(8)
(6)