HD643303x Hitachi, HD643303x Datasheet - Page 542

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

WCER—Wait Controller Enable Register
MDCR—Mode Control Register
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note:
*
Determined by the state of the mode pins (MD and MD ).
WCE7
R/W
7
1
—
—
7
1
WCE6
R/W
—
—
6
1
6
1
Wait state controller enable 7 to 0
0 Wait-state control is disabled (pin wait mode 0)
1 Wait-state control is enabled
WCE5
R/W
5
1
—
—
5
0
527
WCE4
R/W
4
1
—
—
4
0
Mode select 1 and 0
1
Bit 1
MD
WCE3
0
1
R/W
1
3
1
—
—
3
0
Bit 0
MD
0
0
1
0
1
H'EF
H'F1
0
WCE2
R/W
2
1
—
—
1
2
Operating mode
—
Mode 1
Mode 2
Mode 3
WCE1
MDS1
R/W
—
1
1
R
System control
1
Bus controller
*
WCE0
MDS0
R/W
—
0
1
R
0
*