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Chapter 22 Main Oscillation Stabilisation Timer
5.Operation
5.2 Interval Interrupt
(1) Selects the interval time (WS[1:0]). (In this example, 2
17
/F
CL-MAIC
is selected.)
(2) Clears the timer (WCL=“0”), clears flags (WIF=“0”), enables interrupt request (WIE=“1”), enables timer count
(WEN=“1”) by the software.
(3) The timer counts up using the main clock (source oscillation).
(4) Generates interval interrupt at the selected interval time (Falling of the dividing 2
17
).
(5) Processing caused by an interrupt (Software): Clears interrupt request (WIF=“0”).
(6) Repeats Items (3) to (5)