Hitachi SH7751 Hardware Manual page 374

Superh risc engine
Table of Contents

Advertisement

Bits 31 to 29—Area 6 Wait Control (A6W2–A6W0): These bits specify the number of wait
states to be inserted for area 6. For the case where an MPX interface setting is made, see table
13.7.
Bit 31: A6W2
Bit 30: A6W1
0
0
1
1
0
1
Bits 28 to 26—Area 6 Burst Pitch (A6B2–A6B0): These bits specify the number of wait states to
be inserted from the second data access onward at the time of setting the burst ROM in a burst
transfer.
Bit 28: A6B2
Bit 27: A6B1
0
0
1
1
0
1
Bit 29: A6W0
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
Bit 26: A6B0
Access Onward
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. 3.0, 04/02, page 335 of 1064


Pin
Ignored
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled


Pin
Ignored
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled

Advertisement

Table of Contents
loading

This manual is also suitable for:

Sh7751r

Table of Contents