HD6433044 Datasheet, PDF (136/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

Chip select signals (CS₀ to CS₇) can be output for areas 0 to 7. The bus specifications for each
area can be selected in ABWCR, ASTCR, WCER, and WCR as shown in table 6-3.
Table 6-3 Bus Specifications
ABWCR ASTCR WCER
ABWn
0
ASTn
0
1
WCEn
—
0
1
1
0
—
1
0
1
Note: n = 0 to 7
WCR
WMS1
—
—
0
1
—
—
0
1
WMS0
—
—
0
1
0
1
—
—
0
1
0
1
Bus
Width
16
16
16
16
16
16
8
8
8
8
8
8
Bus Specifications
Access
States Wait Mode
2
Disabled
3
Pin wait mode 0
3
Programmable wait mode
3
Disabled
3
Pin wait mode 1
3
Pin auto-wait mode
2
Disabled
3
Pin wait mode 0
3
Programmable wait mode
3
Disabled
3
Pin wait mode 1
3
Pin auto-wait mode
122