R4F24268NVFQV Renesas Electronics America, R4F24268NVFQV Datasheet - Page 346

• Manufacturer Part Number: R4F24268NVFQV
• Description: MCU 256K FLASH 48K 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24268NVFQV

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART
• 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 10x10b, 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: -

Section 7 DMA Controller (DMAC)
A block diagram of the DMAC is shown in figure 7.1.
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Internal interrupts
Interrupt signals
External pins
TGI0A
TGI1A
TGI2A
TGI3A
TGI4A
TGI5A
TXI0
RXI0
TXI1
RXI1
ADI0
DREQ0
DREQ1
TEND0
TEND1
DACK0
DACK1
DMTEND0A
DMTEND0B
DMTEND1A
DMTEND1B
[Legend]
DMAWER:
DMATCR:
DMABCR:
DMACR:
MAR:
IOAR:
ETCR:
DMA write enable register
DMA terminal control register
DMA band control register (for all channels)
DMA control register
Memory address register
I/O address register
Execute transfer count register
Figure 7.1 Block Diagram of DMAC
Data buffer
Control logic
DMABCR
DMAWER
DMATCR
DMACR_0A
DMACR_0B
DMACR_1A
DMACR_1B
Internal address bus
Internal data bus
MAR_0AH
MAR_0BH
MAR_1AH
MAR_1BH
H8S/2426, H8S/2426R, H8S/2424 Group
Address buffer
Processor
ETCR_0A
ETCR_0B
ETCR_1A
ETCR_1B
IOAR_0A
IOAR_0B
IOAR_1A
IOAR_1B
MAR_0AL
MAR_0BL
MAR_1AL
MAR_1BL
REJ09B0466-0350 Rev. 3.50
Jul 09, 2010