HD6417034AFI20 Renesas Electronics America, HD6417034AFI20 Datasheet - Page 161
HD6417034AFI20
Manufacturer Part Number
HD6417034AFI20
Description
IC SUPERH MPU ROMLESS 112QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7030r
Datasheet
1.HD6417034AFI20.pdf
(689 pages)
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
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417034AFI20
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Company:
Part Number:
HD6417034AFI20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 161 of 689
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Area 1: Area 1 is an area with address bits A26–A24 set to 001 and an address range of
H'1000000–H'1FFFFFF and H'9000000–H'9FFFFFF. Figure 8.6 shows a memory map of area 1.
Area 1 can be set for use as DRAM space or external memory space with the DRAM enable bit
(DRAME) in the bus control register (BCR). When the DRAME bit is 0, area 1 is external
memory space; when DRAME is 1, it is DRAM space.
In external memory space, the bus width is 8 bits when the A27 bit is 0 and 16 bits when it is 1.
Bits A23 and A22 are not output and the shadow is in 4-Mbyte units. When external memory is
accessed, the CS1 signal is valid.
DRAM space is a type of external memory space, but it is configured especially to be connected to
DRAM, so it outputs strobe signals required for this purpose. The access size is 8 bits when
Note:
H'8FFFFFF
H'800FFFF
H'8FF0000
H'8000000
H'8010000
The bus width of area 0 is determined by the MD2-MD0 pins regardless of the A27 bit setting.
32-bit space
Logical address space
H'0FFFFFF
H'000FFFF
H'0FF0000
H'0000000
H'0010000
MD2–MD0 = 010
32-bit space
Shadow
Shadow
Shadow
Shadow
Shadow
Shadow
Figure 8.5 Memory Map of Area 0
• Valid
• CS0 not
• On-chip
On-chip ROM
Actual space
(64 kbytes)
addresses
A15–A0
(A23–A16
ignored)
valid
ROM
space
valid in
SH7034
only
H'8BFFFFF
H'8FFFFFF
H'83FFFFF
H'87FFFFF
H'8C00000
H'8000000
H'8400000
H'8800000
Rev. 7.00 Jan 31, 2006 page 133 of 658
H'0FFFFFF
H'0BFFFFF
H'03FFFFF
H'07FFFFF
H'0C00000
Section 8 Bus State Controller (BSC)
H'0000000
H'0400000
H'0800000
Logical address space
bit space
8 or 16
MD2–MD0 = 000 or 001
Shadow
Shadow
Shadow
Shadow
bit space
8 or 16
REJ09B0272-0700
• MD2–MD0 =
• Valid
• CS0 valid
• Long wait
Actual space
000: 8-bit
access,
001: 16-bit
access
addresses
A21–A0
(A23 and
A22 not
output)
function
(4 Mbytes)
External
memory
space
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