Hitachi H8/3048 Hardware Manual page 344

On-chip data bus
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H
CPU L
Figure 10-8 Access to Timer Counter (CPU Writes to TCNT, Upper Byte)
On-chip data bus
H
CPU L
Figure 10-9 Access to Timer Counter (CPU Writes to TCNT, Lower Byte)
On-chip data bus
H
CPU L
Figure 10-10 Access to Timer Counter (CPU Reads TCNT, Upper Byte)
Bus interface
Bus interface
Bus interface
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H
L
TCNTH TCNTL
H
L
TCNTH TCNTL
H
L
TCNTH TCNTL
Module
data bus
Module
data bus
Module
data bus