R4F24568NVFQV Renesas Electronics America, R4F24568NVFQV Datasheet - Page 1197

• Manufacturer Part Number: R4F24568NVFQV
• Description: MCU 128KKB FLASH 48K 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24568NVFQV

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 32MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART, USB
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 48K 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
• Eeprom Size: -

H8S/2456, H8S/2456R, H8S/2454 Group
(2)
The state transition after USB boot mode is initiated is shown in figure 22.9.
1. After a transition to the USB boot mode is made, the boot program embedded in this LSI is
2. Inquiry information about the size, configuration, start address, and support status of the user
3. After inquiries have finished, all user ROMs are automatically erased.
REJ09B0467-0350 Rev. 3.50
Jul 07, 2010
initialized. This LSI performs enumeration to the host after the USB boot program is
initialized.
ROM is transmitted to the host.
State Transition Diagram
(Programming
2.
4.
completion)
Wait for program data
programming/erasing
(reset by boot mode)
Boot mode initiation
setting command
Wait for inquiry
Wait for inquiry
command
3.
Figure 22.9 USB Boot Mode State Transition Diagram
(Program selection
command reception)
All user ROM erasure
(Program data transmission)
Read/check command reception
Inquiry command reception
Inquiry command response
Command response
Wait for erasure block data
Processing of inquiry
read/check command
setting command
Processing of
Enumeration
Section 22 Flash Memory
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1.