R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 412

• 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 8 DMA Controller (DMAC)
Page 382 of 1448
and transfer destination
Set number of transfers
Repeat mode setting
Set transfer source
Read DMAECRS
Set MDLCFGCR
Set DMAECRS
Set DMAECRS
Set DMACRS
Repeat mode
addresses
Figure 8.10 Example of Repeat Mode Setting Procedure
(Common Register Disabled Mode)
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[1] Clear the DMCOMMD bit in MDLCFGCR to 0.
[2] Set each bit in DMAECRS.
[3] Set the transfer source address and transfer destination
[4] Set the number of transfers in both ETCRH and ETCRL.
[5] Set each bit in DMACRS.
[6] Read the DTE bit in DMAECRS as 0.
[7] Set each bit in DMAECRS.
address in MAR and IOAR.
•
•
• Specify enabling or disabling of internal interrupt
• Set the transfer data size with the DTSZ bit.
• Specify whether MAR is to be incremented or
• Set the MDS bit to 1.
• Specify the transfer direction with the DTDIR bit.
• Select the activation source with bits DTF3 to DTF0.
clearing with the DTA bit.
decremented with the DTID bit.
Clear the IDLE bit to 0.
Set the DTE bit to 1 to enable transfer.
H8S/2427, H8S/2427R, H8S/2425 Group
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010