DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 791
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
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• 128-kbyte Flash Memory
Bit
7 to 2 —
1
0
20.5.5
RAMER specifies the area of flash memory to be overlapped with part of RAM when emulating
real-time flash memory programming. RAMER settings should be made in user mode or user
program mode. To ensure correct operation of the emulation function, the ROM for which RAM
emulation is performed should not be accessed immediately after this register has been modified.
Normal execution of an access immediately after register modification is not guaranteed.
Bit
7 to 5 —
4
3
Bit Name
EB9
EB8
Bit Name
—
RAMS
RAM Emulation Register (RAMER)
Initial Value R/W
All 0
0
0
Initial Value R/W
All 0
0
0
R/W
R/W
R/W
R
R/W
R/W
Description
Reserved
Initial values should not be changed.
When this bit is set to 1, 32 kbytes of EB9
(H'018000 to H'01FFFF) will be erased.
When this bit is set to 1, 32 kbytes of EB8
(H'010000 to H'017FFF) will be erased.
Description
Reserved
These bits are always read as 0.
Reserved
Only 0 should be written to this bit.
RAM Select
Specifies selection or non-selection of flash memory
emulation in RAM. When RAMS = 1, the flash memory is
overlapped with part of RAM, and all flash memory block
are program/erase-protected.
Section 20 Flash Memory (F-ZTAT Version)
Rev. 6.00 Mar. 18, 2010 Page 729 of 982
REJ09B0054-0600
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