DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 669
DF2148BTE20
Manufacturer Part Number
DF2148BTE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BTE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K 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
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BTE20
HD64F2148BTE20
HD64F2148BTE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148BTE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 669 of 847
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23.5.2
FLMCR2 monitors the state of flash memory programming/erasing protection (error protection)
and sets up the flash memory to transit to programming/erasing mode. FLMCR2 is initialized to
H'00 by a reset or in hardware standby mode. The ESU and PSU bits are cleared to 0 in software
standby mode, sub-active mode, sub-sleep mode, or watch mode, or when the SWE bit in
FLMCR1 is cleared to 0.
Bit
7
6 to 2 —
1
0
Bit Name
FLER
ESU
PSU
Flash Memory Control Register 2 (FLMCR2)
Initial Value
0
All 0
0
0
R/W
R
R/(W)
R/W
R/W
Description
Flash memory error
Indicates that an error has occurred during flash
memory programming/erasing. When this bit is set
to 1, flash memory goes to the error-protection
state.
For details, see section 23.9.3, Error Protection.
Reserved
The initial values should not be modified.
Erase Setup
When this bit is set to 1 while SWE = 1, the flash
memory transits to the erase setup state. When it is
cleared to 0, the erase setup state is cancelled. Set
this bit to 1 before setting the E bit in FLMCR1 to 1.
Program Setup
When this bit is set to 1 while SWE = 1, the flash
memory transits to the program setup state. When it
is cleared to 0, the program setup state is cancelled.
Set this bit to 1 before setting the P bit in FLMCR1
to 1.
Rev. 3.00 Mar 21, 2006 page 613 of 788
REJ09B0300-0300
Section 23 ROM
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