HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 825

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

WCR—Wait Control Register
WCER—Wait-State Controller Enable Register
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Wait mode select 1 and 0
WMS1
Bit 3
0
1
WMS0
Bit 2
0
1
0
1
WCE7
Wait Mode
Programmable wait mode
No wait states inserted by
wait-state controller
Pin wait mode 1
Pin auto-wait mode
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
1
818
WCE4
R/W
—
—
4
1
4
1
Wait count 1 and 0
WC1
Bit 1
0
1
WMS1
WCE3
R/W
R/W
3
0
3
1
WC0
Bit 0
0
1
0
1
H'EE
WMS0
H'EF
WCE2
R/W
Number of Wait States
No wait states inserted by
wait-state controller
1 state inserted
2 states inserted
3 states inserted
R/W
2
0
2
1
WCE1
WC1
R/W
R/W
1
1
1
1
Bus controller
Bus controller
WCE0
WC0
R/W
R/W
0
1
0
1