R4F24268NVRFQV Renesas Electronics America, R4F24268NVRFQV Datasheet - Page 385
R4F24268NVRFQV
Manufacturer Part Number
R4F24268NVRFQV
Description
MCU 256KB FLASH 48K 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Datasheet
1.R4F24268NVZFQV.pdf
(1406 pages)
Specifications of R4F24268NVRFQV
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
-
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H8S/2426, H8S/2426R, H8S/2424 Group
Figure 7.6 shows an example of the setting procedure for idle mode.
REJ09B0466-0350 Rev. 3.50
Jul 09, 2010
and transfer destination
Set number of transfers
Set transfer source
Idle mode setting
Read DMABCRL
Set DMABCRH
Set DMABCRL
Set DMACR
addresses
Idle mode
Figure 7.6 Example of Idle Mode Setting Procedure
[1]
[2]
[3]
[4]
[5]
[6]
[1] Set each bit in DMABCRH.
[2] Set the transfer source address and transfer
[3] Set the number of transfers in ETCR.
[4] Set each bit in DMACR.
[5] Read the DTE bit in DMABCRL as 0.
[6] Set each bit in DMABCRL.
• Set the DTE bit to 1 to enable transfer.
• Clear the FAE bit to 0 to select short address
• Specify enabling or disabling of internal
destination address in MAR and IOAR.
• Set the transfer data size with the DTSZ bit.
• Specify whether MAR is to be incremented or
• Set the RPE bit to 1.
• Specify the transfer direction with the DTDIR
• Select the activation source with bits DTF3 to
• Set the DTIE bit to 1.
mode.
interrupt clearing with the DTA bit.
decremented with the DTID bit.
DTF0.
bit.
Section 7 DMA Controller (DMAC)
Page 355 of 1372
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