h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 127

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Since this LSI does not have an externally extended function, it does not have an on-chip bus
controller (BSC). Considering the software compatibility with similar products, you must be
careful to set appropriate values to the control registers for the bus controller.
6.1
The bus controller has the following registers.
• Bus control register (BCR)
• Wait state control register (WSCR)
6.1.1
Bit
7
6
5
4
3
2
1
0
Register Descriptions
Bus Control Register (BCR)
Bit Name
—
ICIS0
BRSTRM 0
BRSTS1 1
BRSTS0 0

IOS1
IOS0
Initial
Value
1
1
0
1
1
Section 6 Bus Controller (BSC)
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Reserved
The initial value should not be changed.
Idle Cycle Insertion
The initial value should not be changed.
Burst ROM Enable
The initial value should not be changed.
Burst Cycle Select 1
The initial value should not be changed.
Burst Cycle Select 0
The initial value should not be changed.
Reserved
The initial value should not be changed.
IOS Select 1, 0
The initial value should not be changed.
Rev. 1.00, 05/04, page 93 of 544