DF2357F20 Renesas Electronics America, DF2357F20 Datasheet - Page 660
DF2357F20
Manufacturer Part Number
DF2357F20
Description
IC H8S MCU FLASH 5V 128K 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.D12392F20V.pdf
(1049 pages)
Specifications of DF2357F20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
87
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
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Quantity
Price
Company:
Part Number:
DF2357F20
Manufacturer:
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Quantity:
10 000
Company:
Part Number:
DF2357F20IV
Manufacturer:
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Quantity:
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19.16.4 Erase Block Registers 2 (EBR2)
EBR2 is an 8-bit register that specifies the flash memory erase area block by block. EBR2 is initialized to H'00 by a reset,
in hardware standby mode and software standby mode, and the SWE bit in FLMCR1 is not set. When a bit in EBR2 is set,
the corresponding block can be erased. Other blocks are erase-protected. Set only one bit in EBR2 and EBR1 together
(setting more than one bit will automatically clear all EBR1 and EBR2 bits to 0). Bits 4 to 7 are reserved; they are always
read as 0 and cannot be modified. When on-chip flash memory is disabled, a read will return H'00, and writes are invalid.
The flash memory block configuration is shown in table 19-33.
Table 19-33 Flash Memory Erase Blocks
19.16.5 System Control Register 2 (SYSCR2)
SYSCR2 is an 8-bit readable/writable register that performs on-chip flash memory control.
SYSCR2 is initialized to H'00 by a reset and in hardware standby mode.
SYSCR2 can only be used in the F-ZTAT version. In the masked ROM version this register will return an undefined value
if read, and cannot be modified.
Bits 7 to 4—Reserved: These bits cannot be modified and are always read as 0.
Rev.6.00 Oct.28.2004 page 630 of 1016
REJ09B0138-0600H
Bit
EBR2
Initial value :
R/W
Bit
Initial value :
R/W
:
:
:
:
—
—
—
—
7
0
7
0
Block (Size)
EB0 (4 kbytes)
EB1 (4 kbytes)
EB2 (4 kbytes)
EB3 (4 kbytes)
EB4 (4 kbytes)
EB5 (4 kbytes)
EB6 (4 kbytes)
EB7 (4 kbytes)
EB8 (32 kbytes)
EB9 (64 kbytes)
EB10 (64 kbytes)
EB11 (64 kbytes)
—
—
—
—
6
0
6
0
—
—
—
—
5
0
5
0
Address
H'000000 to H'000FFF
H'001000 to H'001FFF
H'002000 to H'002FFF
H'003000 to H'003FFF
H'004000 to H'004FFF
H'005000 to H'005FFF
H'006000 to H'006FFF
H'007000 to H'007FFF
H'008000 to H'00FFFF
H'010000 to H'01FFFF
H'020000 to H'02FFFF
H'030000 to H'03FFFF
—
—
—
—
4
0
4
0
FLSHE
EB11
R/W
R/W
3
0
3
0
EB10
R/W
—
—
2
0
2
0
EB9
R/W
—
—
1
0
1
0
EB8
R/W
—
—
0
0
0
0
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