R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 1199

• Manufacturer Part Number: R4F24278NVFQU
• Description: MCU 512K/48K 2.7-5.5V 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24278NVFQU

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, Smart Card, SPI, SSU, UART/USART
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 98
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

H8S/2427, H8S/2427R, H8S/2425 Group
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010
<User ROM>
Figure 23.12 Switching between User ROM and User Boot ROM
Procedure for switching to user boot ROM
(1) Inhibit interrupts (mask).
(2) Set the FMMS bit in FLMMATS to 1.
(3) Before accessing the user boot ROM, execute the NOP instruction for four times.
Procedure for switching to user ROM
(1) Inhibit interrupts (mask).
(2) Clear the FMMS bit in FLMMATS to 0.
(3) Before accessing the user ROM, execute the NOP instruction for four times.
<On-chip RAM>
user boot ROM
Procedure for
Procedure for
switching to
switching to
user ROM
<User boot ROM>
Section 23 Flash Memory
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