Datasheet

Section 10 16-Bit Timer Pulse Unit (TPU)
Rev.6.00 Mar. 18, 2009 Page 469 of 980
REJ09B0050-0600
10.9 Operation Timing
10.9.1 Input/Output Timing
TCNT Count Timing: Figure 10.30 shows TCNT count timing in internal clock operation, and
figure 10.31 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 10.30 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 10.31 Count Timing in External Clock Operation