DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 625

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K 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: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Figure 18.14 shows the flash memory state transition diagram.
18.8.4
While flash memory is being programed/erased and the boot program is executing in the boot
mode (however, period up to branching to on-chip RAM area) *
the programming/erasing operations have priority.
Legend:
RD: Memory read possible
VF:
PR: Programming possible
ER: Erasing possible
RD VF PR ER FLER = 0
P = 1 or
E = 1
Verify-read possible
NMI Input Disable Conditions
Program mode
Erase mode
RD VF PR ER FLER = 1
occurrence
Error
Error protection mode
Figure 18.14 Flash Memory State Transitions (Modes 5, 6, and 7
RD VF PR ER FLER = 0
(On-Chip ROM Enabled), High Level Applied to FWE Pin)
P = 0 and
E = 0
Memory read
verify mode
RD: Memory read not possible
VF:
PR: Programming not possible
ER: Erasing not possible
INIT: Register initialization state
Reset or hardware standby
Software standby mode
Software standby
Verify-read not possible
mode release
Rev. 3.00 Mar 21, 2006 page 595 of 814
RD VF PR ER INIT FLER = 1
1
, NMI input is disabled because
Error protection mode
(software standby)
RD VF PR ER INIT FLER = 0
(hardware protection)
Reset or hardware
standby
Reset or standby
REJ09B0302-0300
Section 18 ROM