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Section 11 Multi-Function Timer Pulse Unit 2
R01UH0134EJ0400 Rev. 4.00 Page 573 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
TCNT_3
TCNT_4
Period during which
changing skipping count
can be performed
Period during which
changing skipping count
can be performed
Period during which
changing skipping count
can be performed
Period during which
changing skipping count
can be performed
Figure 11.68 Periods during which Interrupt Skipping Count can be Changed
(b) Example of Interrupt Skipping Operation
Figure 11.69 shows an example of TGIA_3 interrupt skipping in which the interrupt skipping
count is set to three by the 3ACOR bit and the T3AEN bit is set to 1 in the timer interrupt skipping
set register (TITCR).
TGIA_3 interrupt
flag set signal
Skipping counter
TGFA_3 flag
Interrupt skipping period
00 01 02 03 00 01 02
03
Interrupt skipping period
Figure 11.69 Example of Interrupt Skipping Operation