HD64F2638F20J Datasheet, PDF (430/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 10 16-Bit Timer Pulse Unit (TPU)
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
10.6 Operation Timing
10.6.1 Input/Output Timing
TCNT Count Timing: Figure 10-34 shows TCNT count timing in internal clock operation, and
figure 10-35 shows TCNT count timing in external clock operation.
φ
Internal clock
Falling edge
Rising edge
TCNT
input clock
TCNT
N−1
N
N+1
Figure 10-34 Count Timing in Internal Clock Operation
N+2
φ
External clock
Falling edge
Rising edge
Falling edge
TCNT
input clock
TCNT
N−1
N
N+1
Figure 10-35 Count Timing in External Clock Operation
N+2
Page 380 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010