HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1139

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

MCR—Memory Control Register
Bit
Initial value
Read/Write
(Not supported in H8S/2321)
:
:
:
TP Cycle Control
0
1
TPC
R/W
7
0
1-state precharge cycle is inserted
2-state precharge cycle is inserted
Burst Access Enable
R/W
0
1
BE
6
0
Burst disabled (always full access)
For DRAM space access, access in fast page mode
RCDM
RAS Down Mode
R/W
5
0
0
1
RAS up mode selected for DRAM interface
RAS down mode selected for DRAM interface
Reserved
R/W
—
4
0
MXC1
Rev.6.00 Sep. 27, 2007 Page 1109 of 1268
Multiplex Shift Count
R/W
H'FED6
3
0
0
1
0
1
0
1
MXC0
R/W
Appendix B Internal I/O Registers
Refresh Cycle Wait Control
2
0
0
1
8-bit shift
9-bit shift
10-bit shift
—
0
1
0
1
RLW1
R/W
1
0
No wait state inserted
1 wait state inserted
2 wait states inserted
3 wait states inserted
REJ09B0220-0600
RLW0
R/W
Bus Controller
0
0