DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 243
DF2238RTF6
Manufacturer Part Number
DF2238RTF6
Description
MCU 2.2/3V 256K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Datasheet
1.DF2238RFA6V.pdf
(1048 pages)
Specifications of DF2238RTF6
Core Processor
H8S/2000
Core Size
16-Bit
Speed
6MHz
Connectivity
I²C, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
72
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2238RTF6
HD64F2238RTF6
HD64F2238RTF6
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2238RTF6V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 243 of 1048
- Download datasheet (6Mb)
7.5.3
The external address space is accessed with an 8-bit or 16-bit data bus width in a two-state or
three-state bus cycle. In three-state access, wait states can be inserted. For further details, refer to
section 7.6.3, Basic Timing.
7.6
The basic bus interface enables direct connection of ROM, SRAM, and so on.
7.6.1
Data sizes for the CPU and other internal bus masters are byte, word, and longword. The bus
controller has a data alignment function, and when accessing external space, controls whether the
upper data bus (D15 to D8) or lower data bus (D7 to D0) is used according to the bus
specifications for the area being accessed (8-bit access space or 16-bit access space) and the data
size.
8-Bit Access Space: Figure 7.8 illustrates data alignment control for the 8-bit access space. With
the 8-bit access space, the upper data bus (D15 to D8) is always used for accesses. The amount of
data that can be accessed at one time is one byte: a word transfer instruction is performed as two-
byte accesses, and a longword transfer instruction, as four-byte accesses.
16-Bit Access Space: Figure 7.9 illustrates data alignment control for the 16-bit access space.
With the 16-bit access space, the upper data bus (D15 to D8) and lower data bus (D7 to D0) are
used for accesses. The amount of data that can be accessed at one time is one byte or one word,
and a longword transfer instruction is executed as two word transfer instructions.
External Address Space Access Timing
Figure 7.8 Access Sizes and Data Alignment Control (8-Bit Access Space)
Basic Bus Interface
Data Size and Data Alignment
Byte size
Byte size
Word size
Longword
size
• Even address
• Odd address
1st bus cycle
2nd bus cycle
1st bus cycle
2nd bus cycle
3rd bus cycle
4th bus cycle
D15
Upper data bus
Rev. 6.00 Mar. 18, 2010 Page 181 of 982
D8 D7
Lower data bus
Section 7 Bus Controller
REJ09B0054-0600
D0
Related parts for DF2238RTF6
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
CONN SOCKET 2POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 4POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 5POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 3POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 5POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 2POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 3POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN SOCKET 4POS 7.92MM WHITE
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 2POS 7.92MM R/A TIN
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
CONN HEADER 4POS 7.92MM R/A TIN
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet: