R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 480

• 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

Section 9 EXDMA Controller (EXDMAC)
Page 450 of 1448
Transfer from external memory to external device with DACK
Transfer from external device with DACK to external memory
φ
Address bus
RD
WR
EDACK
Data bus
ETEND
φ
Address bus
RD
WR
EDACK
Data bus
ETEND
Figure 9.4 Example of Timing in Single Address Mode
EXDMA cycle
EXDMA cycle
EDSAR
EDDAR
Address to external memory space
RD signal to external memory space
Data output from external memory
Address to external memory space
WR signal to external memory space
Data output from external device
with DACK
H8S/2427, H8S/2427R, H8S/2425 Group
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010