HD6417034AFI20 Renesas Electronics America, HD6417034AFI20 Datasheet - Page 638

• Manufacturer Part Number: HD6417034AFI20
• Description: IC SUPERH MPU ROMLESS 112QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7030r

Specifications of HD6417034AFI20

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Appendix A On-Chip Supporting Module Registers
A.2.40
Start Address: H'5FFFFA0
Bus Width: 8/16/32
Bit
Read/Write
Bit
Read/Write
Table A.41 BCR Bit Functions
Bit
15
14
13
12
11
Rev. 7.00 Jan 31, 2006 page 610 of 658
REJ09B0272-0700
Initial value:
Initial value:
Bus Control Register (BCR)
Bit Name
DRAM enable (DRAME)
Multiplex I/O enable (IOE)
Warp mode (WARP)
RD duty (RDDTY)
Byte access select (BAS)
DRAME
R/W
15
—
—
0
7
0
R/W
IOE
14
—
—
0
6
0
WARP
R/W
13
—
—
0
5
0
Value
0
1
0
1
0
1
0
1
0
1
RDDTY
R/W
12
—
—
0
4
0
Description
Area 1 is external memory space
Area 1 is DRAM space
Area 6 is external memory space
Area 6 is address/data multiplex I/O space
Normal mode: External access and internal
access not performed simultaneously
Warp mode: External access and internal
access performed simultaneously
RD signal high width duty ratio is 50%
RD signal high width duty ratio is 35%
WRH, WRL, and A0 signals valid
WR, HBS, and LBS and signals valid
BAS
R/W
11
—
—
0
3
0
10
—
—
—
—
0
2
0
—
—
—
—
9
0
1
0
(Initial value)
(Initial value)
(Initial value)
(Initial value)
(Initial value)
—
—
—
—
8
0
0
0
BSC