HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 697

• Manufacturer Part Number: HD6412240
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

BCRL—Bus Control Register L
Bit
Initial value
Read/Write
:
:
:
BRLE
Bus Release Enable
R/W
0
1
7
0
BREQO Pin Enable
External bus release is disabled
External bus release is enabled
0
1
BREQOE
R/W
BREQO output disabled
BREQO output enabled
6
0
Note: * Do not access a reserved area.
External Addresses H'010000 to H'01FFFF Enable
0
1
EAE
R/W
On-chip ROM (H8S/2246 and H8S/2245) or a reserved
area (H8S/2244, H8S/2243, H8S/2242, and H8S/2241)
External addresses (in external expansion mode) or
reserved area* (in single-chip mode)
5
1
R/W
—
4
1
H'FED5
Area Partition Unit Select
Rev.3.00 Mar. 26, 2007 Page 655 of 772
R/W
0
1
—
3
1
Area partition unit is 128 kbytes (1 Mbit)
Area partition unit is 2 Mbytes (16 Mbits)
ASS
R/W
2
1
Appendix B Register Field
WAIT Pin Enable
0
1
R/W
—
1
0
REJ09B0355-0300
Wait input by WAIT
pin disabled
Wait input by WAIT
pin enabled
Bus Controller
WAITE
R/W
0
0