Hitachi SH7750 Hardware Manual page 399

Sh7750 series superh risc engine
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Bits 5 to 3—Area 0 Wait Control (A0W2 to A0W0): These bits specify the number of wait
states to be inserted for area 0. For details on MPX interface setting, see table 13.6, MPX Interface
is Selected (Areas 0 to 6).
Bit 5: A0W2
Bit 4: A0W1
0
0
1
1
0
1
Bits 2 to 0—Area 0 Burst Pitch (A0B2–A0B0): These bits specify the number of wait states to
be inserted afterwards the second data access in a burst transfer with the burst ROM interface
selected.
Bit 2: A0B2
Bit 1: A0B1
0
0
1
1
0
1
Bit 3: A0W0
Inserted Wait States
0
0
1
1
0
2
1
3
0
6
1
9
0
12
1
15 (Initial value)
Wait States Inserted from
Second Data Access Onward
Bit 0: A0B0
0
0
1
1
0
2
1
3
0
4
1
5
0
6
1
7 (Initial value)
Description
First Cycle
Description
Burst Cycle (Excluding First Cycle)
Rev. 6.0, 07/02, page 349 of 986
RDY Pin
RDY
RDY
RDY
Ignored
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
RDY
RDY
RDY Pin
RDY
Ignored
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled

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