DF2552BR26DV Renesas Electronics America, DF2552BR26DV Datasheet - Page 718
DF2552BR26DV
Manufacturer Part Number
DF2552BR26DV
Description
IC H8S/2552 MCU FLASH 176-LFBGA
Manufacturer
Renesas Electronics America
Series
H8® H8S/2500r
Specifications of DF2552BR26DV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
26MHz
Connectivity
I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
104
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
176-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2552BR26DV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 20 Flash Memory
20.1.3
The comparison table of programming and erasing related items about boot mode, user program
mode, user boot mode, and programmer mode is shown in table 20.2.
Table 20.2 Comparison of Programming Modes
Notes: 1. All-erasure is performed. After that, the specified block can be erased.
• The user boot MAT can be programmed or erased only in boot mode and programmer mode.
• The user MAT and user boot MAT are erased in boot mode. Then, the user MAT and user boot
• The boot operation of the optional interface can be performed by the mode pin setting different
Rev. 6.00 Sep. 24, 2009 Page 670 of 928
REJ09B0099-0600
Programming/
erasing
environment
Programming/
erasing enable
MAT
All erasure
Block division
erasure
Program data
transfer
User branch
RAM emulation
Reset initiation
MAT
Transition to user
mode
MAT can be programmed by means of the command method. However, the contents of the
MAT cannot be read until this state.
Only user boot MAT is programmed and the user MAT is programmed in user boot mode or
only user MAT is programmed because user boot mode is not used.
from user program mode in user boot mode.
2. Firstly, the reset vector is fetched from the embedded program storage MAT. After the
Mode Comparison
flash memory related registers are checked, the reset vector is fetched from the user
boot MAT.
Boot mode
On-board
programming
User MAT
User boot MAT
From host via SCI From optional
×
×
Embedded
program storage
MAT
Changing mode
setting and reset
(Automatic)
*
1
User program
mode
On-board
programming
User MAT
device via RAM
×
User MAT
Changing FLSHE
setting
User boot mode
On-board
programming
User MAT
From optional
device via RAM
×
×
User boot MAT*
Changing mode
setting and reset
2
Programmer
mode
Off-board
programming
User MAT
User boot MAT
×
Via programmer
×
×
⎯
⎯
(Automatic)
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