Operation Timing; Input/Output Timing - Hitachi H8S/2646 Hardware Manual

Hitachi 16-bit single-chip microcomputer h8s/2646 series
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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.
ø
Internal clock
TCNT
input clock
TCNT
Figure 10-34 Count Timing in Internal Clock Operation
ø
External clock
TCNT
input clock
TCNT
Figure 10-35 Count Timing in External Clock Operation
368
Falling edge
N–1
N
Falling edge
N–1
N
Rising edge
N+1
Rising edge
N+1
N+2
Falling edge
N+2

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