Operation Timing; Input/Output Timing; Figure 9.31 Count Timing In Internal Clock Operation; Figure 9.32 Count Timing In External Clock Operation - Renesas H8SX/1520 Series Hardware Manual

Section 9 16-Bit Timer Pulse Unit (TPU)
9.8

Operation Timing

9.8.1

Input/Output Timing

(1)
TCNT Count Timing
Figure 9.31 shows TCNT count timing in internal clock operation, and figure 9.32 shows TCNT
count timing in external clock operation.
Pφ
Internal clock
TCNT input
clock
TCNT
Pφ
External clock
TCNT input
clock
TCNT
Rev. 3.00 Mar. 14, 2006 Page 330 of 804
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Falling edge
N − 1

Figure 9.31 Count Timing in Internal Clock Operation

Falling edge
N − 1

Figure 9.32 Count Timing in External Clock Operation

Rising edge
N + 1
N
Rising edge
N + 1
N
Falling edge
N + 2
Falling edge
N + 2