Datasheet

Section 9 16-Bit Timer Pulse Unit (TPU)
Rev.7.00 Dec. 24, 2008 Page 324 of 698
REJ09B0074-0700
9.7 Operation Timing
9.7.1 Input/Output Timing
TCNT Count Timing: Figure 9.30 shows TCNT count timing in internal clock operation, and
figure 9.31 shows TCNT count timing in external clock operation.
TCNT
TCNT
input clock
Internal clock
φ
N - 1 N N + 1 N + 2
Falling edge
Rising edge
Figure 9.30 Count Timing in Internal Clock Operation
TCNT
TCNT
input clock
External clock
φ
N - 1 N N + 1 N + 2
Falling edge
Rising edge Falling edge
Figure 9.31 Count Timing in External Clock Operation