DF2339VFC25V Renesas Electronics America, DF2339VFC25V Datasheet - Page 776

• Manufacturer Part Number: DF2339VFC25V
• Description: IC H8S/2300 MCU FLASH 144QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2339VFC25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 106
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 4x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Writing Overlap RAM Data in User Program Mode: When overlap RAM data is confirmed,
the RAMS bit is cleared, RAM overlap is released, and writes should actually be performed to the
flash memory.
When the programming control program is transferred to RAM, ensure that the transfer destination
and the overlap RAM do not overlap, as this will cause data in the overlap RAM to be rewritten.
19.4.6
Table 19.4 Differences between Boot Mode and User Program Mode
Entire memory erase
Block erase
Programming control program *
Note: * To be provided by the user, in accordance with the recommended algorithm.
Rev.4.00 Sep. 07, 2007 Page 744 of 1210
REJ09B0245-0400
Differences between Boot Mode and User Program Mode
Figure 19.7 Writing Overlap RAM Data in User Program Mode
Application program
Programming data
Flash memory
Boot Mode
No
Program/program-verify
Yes
Programming control
(programming data)
Execution state
User Program Mode
Yes
Yes
Erase/erase-verify/program/
program-verify/emulation
Overlap RAM
program
RAM
SCI