Hitachi H8S/2338 Series Hardware Manual page 71

Bit 7—Idle Cycle Insert 1 (ICIS1): Selects whether or not one idle cycle state is to be inserted
between bus cycles when successive external read cycles are performed in different areas.
Bit 7
ICIS1 Description
0 Idle cycle not inserted in case of successive external read cycles in different areas
1 Idle cycle inserted in case of successive external read cycles in different areas
Bit 6—Idle Cycle Insert 0 (ICIS0): Selects whether or not one idle cycle state is to be inserted
between bus cycles when successive external read and external write cycles are performed .
Bit 6
ICIS0 Description
0 Idle cycle not inserted in case of successive external read and external write cycles
1 Idle cycle inserted in case of successive external read and external write cycles
Bit 5—Burst ROM Enable (BRSTRM): Selects whether area 0 is used as a burst ROM interface
area.
Bit 5
BRSTRM Description
0 Area 0 is basic bus interface area
1 Area 0 is burst ROM interface area
Bit 4—Burst Cycle Select 1 (BRSTS1): Selects the number of burst cycles for the burst ROM
interface.
Bit 4
BRSTS1 Description
0 Burst cycle comprises 1 state
1 Burst cycle comprises 2 states
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(Initial value)
(Initial value)
(Initial value)