92
•
Idle cycle insertion
An idle cycle can be inserted in case of external read cycles in different areas
An idle cycle can be inserted in case of an external write cycle immediately after an
external read cycle
•
Write buffer function
External write cycle and internal access can be executed in parallel
DMAC single address mode and internal access can be executed in parallel
•
Bus arbitration function
Includes a bus arbiter that arbitrates bus mastership between the CPU, DMAC, DTC, and
EXDMAC
•
Other features
Refresh counter (refresh timer) can be used as an interval timer
External bus release function
EXDMAC external bus transfer and internal access can be executed in parallel
Summary of Contents for H8S/2670
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